/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-Persistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/buffer-mult.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d47b94137d5c7dd60722882962a90fb345e61909-d47b941 [2021-05-04 01:49:54,704 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-04 01:49:54,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-04 01:49:54,731 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-05-04 01:49:54,732 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-05-04 01:49:54,733 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-05-04 01:49:54,734 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-05-04 01:49:54,735 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-05-04 01:49:54,736 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-05-04 01:49:54,737 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-05-04 01:49:54,738 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-05-04 01:49:54,738 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-05-04 01:49:54,739 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-04 01:49:54,739 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-04 01:49:54,740 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-04 01:49:54,741 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-04 01:49:54,741 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-04 01:49:54,742 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-04 01:49:54,743 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-04 01:49:54,744 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-04 01:49:54,745 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-04 01:49:54,746 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-04 01:49:54,747 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-04 01:49:54,747 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-04 01:49:54,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-05-04 01:49:54,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-05-04 01:49:54,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-05-04 01:49:54,750 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-05-04 01:49:54,751 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-05-04 01:49:54,751 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-05-04 01:49:54,751 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-05-04 01:49:54,752 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-05-04 01:49:54,753 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-05-04 01:49:54,753 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-05-04 01:49:54,754 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-05-04 01:49:54,754 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-05-04 01:49:54,755 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-05-04 01:49:54,755 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-05-04 01:49:54,755 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-04 01:49:54,756 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-04 01:49:54,756 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-04 01:49:54,762 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-Persistent-NoLbe.epf [2021-05-04 01:49:54,786 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-04 01:49:54,787 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-04 01:49:54,788 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-05-04 01:49:54,788 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-05-04 01:49:54,791 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-05-04 01:49:54,791 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-05-04 01:49:54,791 INFO L138 SettingsManager]: * Use SBE=true [2021-05-04 01:49:54,791 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-04 01:49:54,791 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-04 01:49:54,791 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-04 01:49:54,792 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-04 01:49:54,792 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-04 01:49:54,792 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-04 01:49:54,792 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-04 01:49:54,792 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-04 01:49:54,792 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-04 01:49:54,792 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-04 01:49:54,793 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-04 01:49:54,793 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-04 01:49:54,793 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-04 01:49:54,793 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-04 01:49:54,793 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-04 01:49:54,793 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-04 01:49:54,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-04 01:49:54,793 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-04 01:49:54,793 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-05-04 01:49:54,793 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-05-04 01:49:54,793 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-04 01:49:54,794 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-05-04 01:49:54,794 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-05-04 01:49:54,794 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-05-04 01:49:54,794 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-04 01:49:54,794 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SETS [2021-05-04 01:49:54,794 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-05-04 01:49:55,047 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-04 01:49:55,061 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-04 01:49:55,063 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-04 01:49:55,064 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-05-04 01:49:55,065 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-05-04 01:49:55,065 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/buffer-mult.wvr.bpl [2021-05-04 01:49:55,065 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/buffer-mult.wvr.bpl' [2021-05-04 01:49:55,096 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-04 01:49:55,112 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-05-04 01:49:55,113 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-05-04 01:49:55,113 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-05-04 01:49:55,113 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-05-04 01:49:55,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "buffer-mult.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 01:49:55" (1/1) ... [2021-05-04 01:49:55,127 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "buffer-mult.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 01:49:55" (1/1) ... [2021-05-04 01:49:55,132 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-05-04 01:49:55,134 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-04 01:49:55,136 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-04 01:49:55,137 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-04 01:49:55,142 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "buffer-mult.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 01:49:55" (1/1) ... [2021-05-04 01:49:55,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "buffer-mult.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 01:49:55" (1/1) ... [2021-05-04 01:49:55,143 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "buffer-mult.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 01:49:55" (1/1) ... [2021-05-04 01:49:55,144 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "buffer-mult.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 01:49:55" (1/1) ... [2021-05-04 01:49:55,146 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "buffer-mult.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 01:49:55" (1/1) ... [2021-05-04 01:49:55,149 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "buffer-mult.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 01:49:55" (1/1) ... [2021-05-04 01:49:55,149 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "buffer-mult.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 01:49:55" (1/1) ... [2021-05-04 01:49:55,153 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-04 01:49:55,154 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-04 01:49:55,154 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-04 01:49:55,154 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-04 01:49:55,155 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "buffer-mult.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 01:49:55" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-04 01:49:55,214 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-05-04 01:49:55,214 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-05-04 01:49:55,214 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-05-04 01:49:55,214 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-05-04 01:49:55,214 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-05-04 01:49:55,214 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-05-04 01:49:55,214 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-05-04 01:49:55,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-04 01:49:55,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-04 01:49:55,215 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-05-04 01:49:55,215 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-05-04 01:49:55,215 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-05-04 01:49:55,216 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-05-04 01:49:55,216 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-05-04 01:49:55,216 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-05-04 01:49:55,217 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-05-04 01:49:55,380 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-04 01:49:55,380 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-05-04 01:49:55,381 INFO L202 PluginConnector]: Adding new model buffer-mult.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 01:49:55 BoogieIcfgContainer [2021-05-04 01:49:55,381 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-04 01:49:55,383 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-04 01:49:55,383 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-04 01:49:55,385 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-04 01:49:55,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "buffer-mult.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 01:49:55" (1/2) ... [2021-05-04 01:49:55,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@115dd313 and model type buffer-mult.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 01:49:55, skipping insertion in model container [2021-05-04 01:49:55,386 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "buffer-mult.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 01:49:55" (2/2) ... [2021-05-04 01:49:55,386 INFO L111 eAbstractionObserver]: Analyzing ICFG buffer-mult.wvr.bpl [2021-05-04 01:49:55,390 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-05-04 01:49:55,390 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-05-04 01:49:55,393 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-04 01:49:55,393 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-05-04 01:49:55,453 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-05-04 01:49:55,465 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-05-04 01:49:55,498 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-04 01:49:55,498 INFO L377 AbstractCegarLoop]: Hoare is true [2021-05-04 01:49:55,498 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-04 01:49:55,498 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-04 01:49:55,498 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-04 01:49:55,498 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-04 01:49:55,499 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-04 01:49:55,499 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-04 01:49:55,638 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:49:55,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:49:55,643 INFO L82 PathProgramCache]: Analyzing trace with hash -1666310389, now seen corresponding path program 1 times [2021-05-04 01:49:55,648 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:49:55,649 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18785269] [2021-05-04 01:49:55,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:49:55,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:49:55,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:49:55,819 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18785269] [2021-05-04 01:49:55,820 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-04 01:49:55,820 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-04 01:49:55,820 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269063928] [2021-05-04 01:49:55,825 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-04 01:49:55,825 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:49:55,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-04 01:49:55,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-05-04 01:49:55,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:49:55,838 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:49:55,839 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) [2021-05-04 01:49:55,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:49:55,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:49:55,875 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-04 01:49:55,875 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:49:55,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:49:55,878 INFO L82 PathProgramCache]: Analyzing trace with hash 1668112846, now seen corresponding path program 1 times [2021-05-04 01:49:55,878 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:49:55,879 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679072728] [2021-05-04 01:49:55,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:49:55,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:49:55,929 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-04 01:49:55,930 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679072728] [2021-05-04 01:49:55,930 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-04 01:49:55,930 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-04 01:49:55,930 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832097406] [2021-05-04 01:49:55,931 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-04 01:49:55,932 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:49:55,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-04 01:49:55,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-04 01:49:55,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:49:55,934 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:49:55,935 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:49:55,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:49:55,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:49:55,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:49:55,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:49:55,980 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-04 01:49:55,980 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:49:55,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:49:55,981 INFO L82 PathProgramCache]: Analyzing trace with hash -263862546, now seen corresponding path program 1 times [2021-05-04 01:49:55,981 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:49:55,981 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540870233] [2021-05-04 01:49:55,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:49:56,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:49:56,026 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-05-04 01:49:56,027 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540870233] [2021-05-04 01:49:56,027 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [739396045] [2021-05-04 01:49:56,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:49:56,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:49:56,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2021-05-04 01:49:56,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:49:56,193 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-05-04 01:49:56,193 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-05-04 01:49:56,193 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2021-05-04 01:49:56,193 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750291504] [2021-05-04 01:49:56,194 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-04 01:49:56,194 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:49:56,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-04 01:49:56,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-05-04 01:49:56,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:49:56,195 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:49:56,196 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:49:56,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:49:56,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:49:56,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:49:56,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:49:56,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:49:56,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:49:56,433 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:49:56,433 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:49:56,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:49:56,434 INFO L82 PathProgramCache]: Analyzing trace with hash -571174676, now seen corresponding path program 1 times [2021-05-04 01:49:56,434 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:49:56,434 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869958644] [2021-05-04 01:49:56,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:49:56,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:49:56,539 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:49:56,540 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869958644] [2021-05-04 01:49:56,540 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2049522560] [2021-05-04 01:49:56,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:49:56,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:49:56,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 19 conjunts are in the unsatisfiable core [2021-05-04 01:49:56,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:49:56,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2021-05-04 01:49:56,815 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 01:49:56,819 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:49:56,821 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 01:49:56,821 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:20, output treesize:15 [2021-05-04 01:49:56,870 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:49:56,870 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:49:56,870 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-05-04 01:49:56,870 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860106980] [2021-05-04 01:49:56,871 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-05-04 01:49:56,872 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:49:56,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-05-04 01:49:56,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-05-04 01:49:56,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:49:56,873 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:49:56,873 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 4.5) internal successors, (36), 7 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:49:56,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:49:56,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:49:56,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:49:56,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:49:56,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:49:56,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:49:56,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:49:56,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:49:57,153 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:49:57,154 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:49:57,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:49:57,154 INFO L82 PathProgramCache]: Analyzing trace with hash 454611818, now seen corresponding path program 2 times [2021-05-04 01:49:57,154 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:49:57,154 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966001091] [2021-05-04 01:49:57,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:49:57,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:49:57,224 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-05-04 01:49:57,225 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966001091] [2021-05-04 01:49:57,225 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2036096139] [2021-05-04 01:49:57,225 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:49:57,276 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-04 01:49:57,277 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:49:57,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjunts are in the unsatisfiable core [2021-05-04 01:49:57,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:49:57,402 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-05-04 01:49:57,402 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:49:57,402 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3] total 6 [2021-05-04 01:49:57,402 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866517247] [2021-05-04 01:49:57,402 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-05-04 01:49:57,402 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:49:57,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-05-04 01:49:57,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-05-04 01:49:57,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:49:57,403 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:49:57,403 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 6 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:49:57,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:49:57,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:49:57,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:49:57,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:49:57,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:49:57,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:49:57,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:49:57,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:49:57,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:49:57,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:49:57,631 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:49:57,631 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:49:57,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:49:57,632 INFO L82 PathProgramCache]: Analyzing trace with hash -1105565110, now seen corresponding path program 3 times [2021-05-04 01:49:57,632 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:49:57,632 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531427000] [2021-05-04 01:49:57,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:49:57,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:49:57,660 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-04 01:49:57,660 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531427000] [2021-05-04 01:49:57,660 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2109960656] [2021-05-04 01:49:57,660 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:49:57,705 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-05-04 01:49:57,705 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:49:57,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 6 conjunts are in the unsatisfiable core [2021-05-04 01:49:57,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:49:57,775 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-04 01:49:57,775 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:49:57,776 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-05-04 01:49:57,776 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480729541] [2021-05-04 01:49:57,776 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-05-04 01:49:57,776 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:49:57,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-05-04 01:49:57,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-05-04 01:49:57,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:49:57,776 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:49:57,777 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 4.7) internal successors, (47), 9 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:49:57,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:49:57,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:49:57,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:49:57,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:49:57,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:49:57,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:49:57,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:49:57,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:49:57,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:49:57,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:49:57,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:49:57,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:49:58,045 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-05-04 01:49:58,045 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:49:58,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:49:58,046 INFO L82 PathProgramCache]: Analyzing trace with hash 614841895, now seen corresponding path program 4 times [2021-05-04 01:49:58,046 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:49:58,046 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269720322] [2021-05-04 01:49:58,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:49:58,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:49:58,082 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-05-04 01:49:58,083 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269720322] [2021-05-04 01:49:58,085 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [397251216] [2021-05-04 01:49:58,085 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:49:58,134 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-04 01:49:58,134 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:49:58,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2021-05-04 01:49:58,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:49:58,203 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-05-04 01:49:58,203 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:49:58,203 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-05-04 01:49:58,204 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313261967] [2021-05-04 01:49:58,204 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-05-04 01:49:58,204 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:49:58,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-05-04 01:49:58,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-05-04 01:49:58,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:49:58,204 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:49:58,205 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 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) [2021-05-04 01:49:58,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:49:58,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:49:58,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:49:58,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:49:58,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:49:58,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:49:58,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:49:58,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:49:58,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:49:58,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:49:58,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:49:58,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:49:58,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:49:58,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:49:58,431 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:49:58,432 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:49:58,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:49:58,432 INFO L82 PathProgramCache]: Analyzing trace with hash 1524905445, now seen corresponding path program 5 times [2021-05-04 01:49:58,432 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:49:58,432 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841332245] [2021-05-04 01:49:58,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:49:58,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:49:58,654 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:49:58,654 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841332245] [2021-05-04 01:49:58,654 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1173617053] [2021-05-04 01:49:58,654 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:49:58,688 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-05-04 01:49:58,688 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:49:58,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 32 conjunts are in the unsatisfiable core [2021-05-04 01:49:58,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:49:58,995 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-05-04 01:49:58,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 28 [2021-05-04 01:49:58,997 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 01:49:59,004 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:49:59,007 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-05-04 01:49:59,007 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:64, output treesize:36 [2021-05-04 01:49:59,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:49:59,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:49:59,133 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:49:59,134 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 32 treesize of output 14 [2021-05-04 01:49:59,135 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 01:49:59,139 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:49:59,140 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 01:49:59,140 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:40, output treesize:7 [2021-05-04 01:49:59,155 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:49:59,155 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:49:59,155 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 15 [2021-05-04 01:49:59,155 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262273583] [2021-05-04 01:49:59,156 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-05-04 01:49:59,156 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:49:59,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-05-04 01:49:59,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2021-05-04 01:49:59,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:49:59,156 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:49:59,156 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 3.8125) internal successors, (61), 15 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) [2021-05-04 01:49:59,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:49:59,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:49:59,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:49:59,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:49:59,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:49:59,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:49:59,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:49:59,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:49:59,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:49:59,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:49:59,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:49:59,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:49:59,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:49:59,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:49:59,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:49:59,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:49:59,537 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:49:59,538 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:49:59,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:49:59,538 INFO L82 PathProgramCache]: Analyzing trace with hash 1786652582, now seen corresponding path program 6 times [2021-05-04 01:49:59,538 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:49:59,538 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [793462295] [2021-05-04 01:49:59,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:49:59,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:49:59,579 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-05-04 01:49:59,579 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [793462295] [2021-05-04 01:49:59,579 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [682104226] [2021-05-04 01:49:59,579 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:49:59,610 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-05-04 01:49:59,610 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:49:59,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 8 conjunts are in the unsatisfiable core [2021-05-04 01:49:59,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:49:59,712 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-05-04 01:49:59,712 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:49:59,712 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 11 [2021-05-04 01:49:59,712 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329119524] [2021-05-04 01:49:59,713 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-05-04 01:49:59,713 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:49:59,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-05-04 01:49:59,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2021-05-04 01:49:59,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:49:59,713 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:49:59,713 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 5.916666666666667) internal successors, (71), 11 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) [2021-05-04 01:49:59,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:49:59,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:49:59,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:49:59,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:49:59,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:49:59,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:49:59,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:49:59,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:49:59,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:49:59,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:49:59,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:49:59,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:49:59,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:49:59,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:49:59,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:49:59,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:49:59,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:49:59,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:00,045 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-05-04 01:50:00,045 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:50:00,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:50:00,046 INFO L82 PathProgramCache]: Analyzing trace with hash 1053427908, now seen corresponding path program 7 times [2021-05-04 01:50:00,046 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:50:00,046 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746498905] [2021-05-04 01:50:00,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:50:00,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:00,440 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:50:00,441 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746498905] [2021-05-04 01:50:00,441 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [69823671] [2021-05-04 01:50:00,441 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:50:00,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:00,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 51 conjunts are in the unsatisfiable core [2021-05-04 01:50:00,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:50:00,912 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-05-04 01:50:00,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 70 treesize of output 40 [2021-05-04 01:50:00,915 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 01:50:00,921 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:50:00,923 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-05-04 01:50:00,923 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:100, output treesize:53 [2021-05-04 01:50:01,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:01,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:01,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:01,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:01,106 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:50:01,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 25 [2021-05-04 01:50:01,109 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 01:50:01,115 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:50:01,117 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 01:50:01,117 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:81, output treesize:7 [2021-05-04 01:50:01,139 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:50:01,139 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:50:01,139 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 20 [2021-05-04 01:50:01,139 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517823490] [2021-05-04 01:50:01,139 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-05-04 01:50:01,139 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:50:01,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-05-04 01:50:01,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2021-05-04 01:50:01,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:01,140 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:50:01,140 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 3.4285714285714284) internal successors, (72), 20 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) [2021-05-04 01:50:01,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:01,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:01,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:01,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:01,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:01,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:01,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:01,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:01,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:01,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:01,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:01,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:01,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:01,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:01,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:01,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:01,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:01,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:01,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:01,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:01,533 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:50:01,533 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:50:01,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:50:01,534 INFO L82 PathProgramCache]: Analyzing trace with hash 377206082, now seen corresponding path program 8 times [2021-05-04 01:50:01,534 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:50:01,534 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2030402218] [2021-05-04 01:50:01,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:50:01,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:01,599 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 16 proven. 12 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-05-04 01:50:01,599 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2030402218] [2021-05-04 01:50:01,599 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1664506743] [2021-05-04 01:50:01,599 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:50:01,643 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-04 01:50:01,643 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:50:01,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 8 conjunts are in the unsatisfiable core [2021-05-04 01:50:01,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:50:01,767 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 16 proven. 12 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-05-04 01:50:01,767 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:50:01,767 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5] total 10 [2021-05-04 01:50:01,767 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950349003] [2021-05-04 01:50:01,768 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-05-04 01:50:01,768 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:50:01,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-05-04 01:50:01,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2021-05-04 01:50:01,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:01,768 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:50:01,769 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 5.636363636363637) internal successors, (62), 10 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) [2021-05-04 01:50:01,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:01,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:01,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:01,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:01,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:01,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:01,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:01,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:01,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:01,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:01,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:01,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:01,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:01,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:01,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:01,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:01,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:01,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:01,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:01,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:01,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:01,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:02,024 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:50:02,025 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:50:02,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:50:02,025 INFO L82 PathProgramCache]: Analyzing trace with hash -726852574, now seen corresponding path program 9 times [2021-05-04 01:50:02,026 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:50:02,026 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436017121] [2021-05-04 01:50:02,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:50:02,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:02,075 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 12 proven. 22 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-05-04 01:50:02,075 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436017121] [2021-05-04 01:50:02,076 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1586978589] [2021-05-04 01:50:02,076 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:50:02,110 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-05-04 01:50:02,110 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:50:02,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 10 conjunts are in the unsatisfiable core [2021-05-04 01:50:02,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:50:02,274 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 12 proven. 22 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-05-04 01:50:02,274 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:50:02,274 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 17 [2021-05-04 01:50:02,274 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526352114] [2021-05-04 01:50:02,274 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-05-04 01:50:02,274 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:50:02,275 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-05-04 01:50:02,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=229, Unknown=0, NotChecked=0, Total=306 [2021-05-04 01:50:02,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:02,275 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:50:02,275 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 4.666666666666667) internal successors, (84), 17 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:50:02,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:02,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:02,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:02,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:02,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:02,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:02,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:02,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:02,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:02,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:02,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:02,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:02,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:02,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:02,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:02,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:02,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:02,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:02,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:02,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:02,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:02,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:02,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:02,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:02,725 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-05-04 01:50:02,725 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:50:02,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:50:02,725 INFO L82 PathProgramCache]: Analyzing trace with hash -8023745, now seen corresponding path program 10 times [2021-05-04 01:50:02,725 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:50:02,726 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082919815] [2021-05-04 01:50:02,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:50:02,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:02,765 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 15 proven. 16 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-05-04 01:50:02,765 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082919815] [2021-05-04 01:50:02,765 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [380327611] [2021-05-04 01:50:02,765 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:50:02,828 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-04 01:50:02,828 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:50:02,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 9 conjunts are in the unsatisfiable core [2021-05-04 01:50:02,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:50:02,899 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 22 proven. 9 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-05-04 01:50:02,899 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:50:02,899 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-05-04 01:50:02,899 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429745028] [2021-05-04 01:50:02,899 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-05-04 01:50:02,899 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:50:02,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-05-04 01:50:02,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2021-05-04 01:50:02,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:02,900 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:50:02,900 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 7 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:50:02,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:02,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:02,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:02,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:02,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:02,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:02,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:02,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:02,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:02,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:02,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:02,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:02,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:02,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:02,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:02,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:02,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:02,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:02,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:02,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:02,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:02,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:02,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:02,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:02,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:02,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:03,146 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-05-04 01:50:03,146 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:50:03,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:50:03,147 INFO L82 PathProgramCache]: Analyzing trace with hash -48520451, now seen corresponding path program 11 times [2021-05-04 01:50:03,147 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:50:03,147 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039912087] [2021-05-04 01:50:03,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:50:03,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:03,800 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:50:03,800 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039912087] [2021-05-04 01:50:03,800 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1813597176] [2021-05-04 01:50:03,800 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:50:03,837 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-05-04 01:50:03,837 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:50:03,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 67 conjunts are in the unsatisfiable core [2021-05-04 01:50:03,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:50:04,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:04,793 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:50:04,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:04,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:04,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:04,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:04,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:04,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:04,797 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:50:04,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:04,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:04,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:04,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:04,800 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:50:04,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:04,801 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:50:04,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 51 [2021-05-04 01:50:04,803 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 01:50:04,814 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:50:04,816 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-05-04 01:50:04,817 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:125, output treesize:53 [2021-05-04 01:50:05,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:05,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:05,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:05,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:05,420 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:50:05,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:05,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:05,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:05,428 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:50:05,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:05,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:05,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:05,432 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:50:05,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:05,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:05,438 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:50:05,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 21 [2021-05-04 01:50:05,472 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-05-04 01:50:05,476 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:50:05,477 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 01:50:05,477 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:69, output treesize:3 [2021-05-04 01:50:05,502 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:50:05,503 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:50:05,503 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 34 [2021-05-04 01:50:05,503 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580489045] [2021-05-04 01:50:05,504 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states [2021-05-04 01:50:05,505 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:50:05,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-05-04 01:50:05,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=1102, Unknown=0, NotChecked=0, Total=1190 [2021-05-04 01:50:05,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:05,505 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:50:05,506 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 35 states, 35 states have (on average 3.2285714285714286) internal successors, (113), 34 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) [2021-05-04 01:50:05,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:05,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:05,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:05,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:05,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:05,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:05,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:05,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:05,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:05,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:05,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:05,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:05,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:05,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:06,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:06,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:06,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:06,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:06,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:06,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:06,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:06,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:06,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:06,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:06,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:06,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:06,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:06,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:06,617 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-05-04 01:50:06,617 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:50:06,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:50:06,617 INFO L82 PathProgramCache]: Analyzing trace with hash 2044458011, now seen corresponding path program 12 times [2021-05-04 01:50:06,618 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:50:06,618 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403828493] [2021-05-04 01:50:06,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:50:06,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:06,676 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 22 proven. 35 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-05-04 01:50:06,676 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403828493] [2021-05-04 01:50:06,676 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2141884105] [2021-05-04 01:50:06,676 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:50:06,756 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-05-04 01:50:06,756 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:50:06,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 12 conjunts are in the unsatisfiable core [2021-05-04 01:50:06,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:50:06,938 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 22 proven. 35 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-05-04 01:50:06,938 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:50:06,939 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 21 [2021-05-04 01:50:06,939 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155127513] [2021-05-04 01:50:06,939 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-05-04 01:50:06,939 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:50:06,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-05-04 01:50:06,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=351, Unknown=0, NotChecked=0, Total=462 [2021-05-04 01:50:06,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:06,940 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:50:06,940 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 3.772727272727273) internal successors, (83), 21 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:50:06,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:06,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:06,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:06,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:06,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:06,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:06,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:06,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:06,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:06,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:06,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:06,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:06,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:06,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:06,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:07,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:07,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:07,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:07,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:07,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:07,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:07,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:07,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:07,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:07,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:07,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:07,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:07,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:07,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:07,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:07,353 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:50:07,353 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:50:07,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:50:07,354 INFO L82 PathProgramCache]: Analyzing trace with hash 1469475486, now seen corresponding path program 13 times [2021-05-04 01:50:07,354 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:50:07,354 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143940636] [2021-05-04 01:50:07,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:50:07,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:07,427 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 26 proven. 25 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-05-04 01:50:07,427 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143940636] [2021-05-04 01:50:07,427 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [177386408] [2021-05-04 01:50:07,427 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:50:07,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:07,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 11 conjunts are in the unsatisfiable core [2021-05-04 01:50:07,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:50:07,576 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 35 proven. 16 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-05-04 01:50:07,576 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:50:07,576 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-05-04 01:50:07,577 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394530761] [2021-05-04 01:50:07,577 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-05-04 01:50:07,577 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:50:07,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-05-04 01:50:07,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2021-05-04 01:50:07,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:07,577 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:50:07,578 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 6.333333333333333) internal successors, (57), 8 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:50:07,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:07,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:07,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:07,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:07,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:07,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:07,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:07,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:07,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:07,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:07,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:07,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:07,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:07,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:07,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:07,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:07,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:07,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:07,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:07,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:07,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:07,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:07,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:07,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:07,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:07,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:07,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:07,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:07,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:07,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:07,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:07,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:07,824 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-05-04 01:50:07,825 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:50:07,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:50:07,825 INFO L82 PathProgramCache]: Analyzing trace with hash -1805934436, now seen corresponding path program 14 times [2021-05-04 01:50:07,825 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:50:07,825 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712641280] [2021-05-04 01:50:07,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:50:07,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:08,537 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:50:08,538 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712641280] [2021-05-04 01:50:08,538 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1907694806] [2021-05-04 01:50:08,538 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 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 [2021-05-04 01:50:08,573 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-04 01:50:08,573 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:50:08,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 83 conjunts are in the unsatisfiable core [2021-05-04 01:50:08,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:50:09,221 INFO L354 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2021-05-04 01:50:09,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 116 treesize of output 62 [2021-05-04 01:50:09,223 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 01:50:09,233 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:50:09,234 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-05-04 01:50:09,234 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:168, output treesize:75 [2021-05-04 01:50:09,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:09,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:09,690 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:50:09,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:09,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:09,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:09,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:09,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:09,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:09,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:09,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:09,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 35 [2021-05-04 01:50:09,698 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 01:50:09,702 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:50:09,704 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 01:50:09,704 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:113, output treesize:7 [2021-05-04 01:50:09,731 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:50:09,732 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:50:09,732 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 32 [2021-05-04 01:50:09,732 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335970116] [2021-05-04 01:50:09,732 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-05-04 01:50:09,732 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:50:09,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-05-04 01:50:09,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=968, Unknown=0, NotChecked=0, Total=1056 [2021-05-04 01:50:09,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:09,733 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:50:09,733 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 3.0303030303030303) internal successors, (100), 32 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:50:09,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:09,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:09,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:09,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:09,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:09,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:09,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:09,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:09,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:09,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:09,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:09,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:09,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:09,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:09,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:09,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:09,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:10,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:10,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:10,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:10,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:10,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:10,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:10,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:10,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:10,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:10,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:10,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:10,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:10,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:10,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:10,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:10,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:10,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:10,561 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-05-04 01:50:10,562 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:50:10,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:50:10,562 INFO L82 PathProgramCache]: Analyzing trace with hash -502089958, now seen corresponding path program 15 times [2021-05-04 01:50:10,562 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:50:10,562 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056665053] [2021-05-04 01:50:10,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:50:10,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:10,666 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 36 proven. 35 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-05-04 01:50:10,666 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056665053] [2021-05-04 01:50:10,666 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [232247619] [2021-05-04 01:50:10,667 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:50:10,732 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-05-04 01:50:10,733 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:50:10,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 12 conjunts are in the unsatisfiable core [2021-05-04 01:50:10,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:50:10,854 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 36 proven. 35 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-05-04 01:50:10,854 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:50:10,854 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 7] total 14 [2021-05-04 01:50:10,855 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186618800] [2021-05-04 01:50:10,855 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-05-04 01:50:10,855 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:50:10,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-05-04 01:50:10,855 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=126, Unknown=0, NotChecked=0, Total=210 [2021-05-04 01:50:10,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:10,855 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:50:10,856 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 5.066666666666666) internal successors, (76), 14 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) [2021-05-04 01:50:10,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:10,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:10,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:10,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:10,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:10,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:10,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:10,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:10,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:10,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:10,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:10,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:10,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:10,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:10,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:10,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:10,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:10,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:10,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:10,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:10,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:10,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:10,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:10,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:10,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:10,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:10,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:10,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:10,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:10,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:10,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:10,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:10,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:10,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:10,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:10,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:11,113 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-05-04 01:50:11,113 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:50:11,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:50:11,113 INFO L82 PathProgramCache]: Analyzing trace with hash -1788088838, now seen corresponding path program 16 times [2021-05-04 01:50:11,113 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:50:11,113 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820414303] [2021-05-04 01:50:11,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:50:11,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:11,203 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 35 proven. 51 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2021-05-04 01:50:11,203 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820414303] [2021-05-04 01:50:11,203 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1500241086] [2021-05-04 01:50:11,203 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:50:11,249 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-04 01:50:11,249 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:50:11,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 14 conjunts are in the unsatisfiable core [2021-05-04 01:50:11,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:50:11,583 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 35 proven. 51 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2021-05-04 01:50:11,583 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:50:11,583 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 25 [2021-05-04 01:50:11,583 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076572342] [2021-05-04 01:50:11,585 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-05-04 01:50:11,585 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:50:11,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-05-04 01:50:11,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=499, Unknown=0, NotChecked=0, Total=650 [2021-05-04 01:50:11,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:11,586 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:50:11,586 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 3.6538461538461537) internal successors, (95), 25 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:50:11,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:11,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:11,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:11,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:11,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:11,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:11,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:11,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:11,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:11,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:11,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:11,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:11,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:11,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:11,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:11,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:11,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:11,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:11,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:11,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:11,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:11,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:11,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:11,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:11,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:11,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:11,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:11,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:11,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:11,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:11,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:11,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:11,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:11,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:11,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:11,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:11,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:11,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:12,083 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:50:12,084 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:50:12,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:50:12,093 INFO L82 PathProgramCache]: Analyzing trace with hash -319138729, now seen corresponding path program 17 times [2021-05-04 01:50:12,094 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:50:12,094 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291895889] [2021-05-04 01:50:12,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:50:12,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:12,236 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 40 proven. 36 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-05-04 01:50:12,236 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291895889] [2021-05-04 01:50:12,236 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [978349896] [2021-05-04 01:50:12,236 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:50:12,285 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-05-04 01:50:12,285 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:50:12,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 13 conjunts are in the unsatisfiable core [2021-05-04 01:50:12,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:50:12,405 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 51 proven. 25 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-05-04 01:50:12,405 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:50:12,405 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2021-05-04 01:50:12,405 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183693916] [2021-05-04 01:50:12,406 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-05-04 01:50:12,406 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:50:12,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-05-04 01:50:12,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2021-05-04 01:50:12,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:12,417 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:50:12,417 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 6.2) internal successors, (62), 9 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) [2021-05-04 01:50:12,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:12,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:12,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:12,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:12,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:12,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:12,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:12,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:12,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:12,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:12,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:12,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:12,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:12,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:12,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:12,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:12,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:12,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:12,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:12,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:12,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:12,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:12,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:12,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:12,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:12,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:12,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:12,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:12,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:12,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:12,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:12,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:12,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:12,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:12,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:12,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:12,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:12,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:12,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:12,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:12,770 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:50:12,771 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:50:12,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:50:12,771 INFO L82 PathProgramCache]: Analyzing trace with hash 1617690645, now seen corresponding path program 18 times [2021-05-04 01:50:12,771 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:50:12,771 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062677821] [2021-05-04 01:50:12,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:50:12,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:13,845 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 174 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:50:13,845 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062677821] [2021-05-04 01:50:13,845 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [151435834] [2021-05-04 01:50:13,845 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:50:13,902 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-05-04 01:50:13,902 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:50:13,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 97 conjunts are in the unsatisfiable core [2021-05-04 01:50:13,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:50:15,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:15,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:15,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:15,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:15,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:15,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:15,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:15,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:15,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:15,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:15,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:15,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:15,772 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:50:15,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:15,823 INFO L354 Elim1Store]: treesize reduction 58, result has 50.4 percent of original size [2021-05-04 01:50:15,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 10 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 13 case distinctions, treesize of input 188 treesize of output 144 [2021-05-04 01:50:15,870 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 01:50:15,899 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:50:15,906 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 01:50:15,906 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:202, output treesize:92 [2021-05-04 01:50:17,034 INFO L354 Elim1Store]: treesize reduction 170, result has 25.8 percent of original size [2021-05-04 01:50:17,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 110 treesize of output 98 [2021-05-04 01:50:17,074 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-05-04 01:50:17,091 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:50:17,096 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-05-04 01:50:17,096 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:118, output treesize:22 [2021-05-04 01:50:17,187 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:50:17,187 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:50:17,187 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 28] total 47 [2021-05-04 01:50:17,187 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147213200] [2021-05-04 01:50:17,187 INFO L460 AbstractCegarLoop]: Interpolant automaton has 48 states [2021-05-04 01:50:17,187 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:50:17,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2021-05-04 01:50:17,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=141, Invalid=2115, Unknown=0, NotChecked=0, Total=2256 [2021-05-04 01:50:17,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:17,188 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:50:17,189 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 48 states, 48 states have (on average 2.8958333333333335) internal successors, (139), 47 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:50:17,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:17,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:17,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:17,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:17,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:17,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:17,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:17,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:17,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:17,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:17,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:17,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:17,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:17,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:17,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:17,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:17,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:17,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:17,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:17,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:17,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:18,206 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 61 [2021-05-04 01:50:18,469 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 60 [2021-05-04 01:50:18,841 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 74 [2021-05-04 01:50:19,994 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-05-04 01:50:20,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:20,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:20,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:20,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:20,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:20,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:20,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:20,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:20,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:20,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:20,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:20,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:20,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:20,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:20,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:20,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:20,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:20,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:20,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:20,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:20,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:50:21,129 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-05-04 01:50:21,129 INFO L428 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:50:21,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:50:21,130 INFO L82 PathProgramCache]: Analyzing trace with hash 793713747, now seen corresponding path program 19 times [2021-05-04 01:50:21,130 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:50:21,130 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34713113] [2021-05-04 01:50:21,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:50:21,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:21,297 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 49 proven. 51 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-05-04 01:50:21,297 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34713113] [2021-05-04 01:50:21,298 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1885794232] [2021-05-04 01:50:21,298 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:50:21,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:21,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 14 conjunts are in the unsatisfiable core [2021-05-04 01:50:21,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:50:21,443 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 49 proven. 51 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-05-04 01:50:21,444 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:50:21,444 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 8] total 16 [2021-05-04 01:50:21,444 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111694924] [2021-05-04 01:50:21,444 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-05-04 01:50:21,444 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:50:21,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-05-04 01:50:21,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=164, Unknown=0, NotChecked=0, Total=272 [2021-05-04 01:50:21,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:21,445 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:50:21,445 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 4.882352941176471) internal successors, (83), 16 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:50:21,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:21,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:21,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:21,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:21,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:21,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:21,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:21,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:21,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:21,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:21,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:21,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:21,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:21,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:21,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:21,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:21,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:21,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:21,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:21,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:21,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:50:21,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:21,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:21,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:21,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:21,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:21,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:21,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:21,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:21,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:21,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:21,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:21,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:21,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:21,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:21,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:21,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:21,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:21,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:21,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:21,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:21,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:21,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:50:21,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:21,712 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-05-04 01:50:21,713 INFO L428 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:50:21,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:50:21,713 INFO L82 PathProgramCache]: Analyzing trace with hash -851887309, now seen corresponding path program 20 times [2021-05-04 01:50:21,713 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:50:21,713 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869582922] [2021-05-04 01:50:21,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:50:21,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:21,875 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 51 proven. 70 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-05-04 01:50:21,875 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869582922] [2021-05-04 01:50:21,875 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1022327692] [2021-05-04 01:50:21,876 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:50:21,928 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-04 01:50:21,928 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:50:21,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 16 conjunts are in the unsatisfiable core [2021-05-04 01:50:21,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:50:22,269 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 51 proven. 70 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-05-04 01:50:22,270 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:50:22,270 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 29 [2021-05-04 01:50:22,270 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882680478] [2021-05-04 01:50:22,270 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-05-04 01:50:22,270 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:50:22,270 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-05-04 01:50:22,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=673, Unknown=0, NotChecked=0, Total=870 [2021-05-04 01:50:22,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:22,271 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:50:22,272 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 3.566666666666667) internal successors, (107), 29 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:50:22,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:22,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:22,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:22,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:22,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:22,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:22,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:22,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:22,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:22,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:22,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:22,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:22,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:22,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:22,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:22,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:22,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:22,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:22,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:22,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:22,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:50:22,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:22,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:22,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:22,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:22,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:22,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:22,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:22,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:22,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:22,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:22,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:22,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:22,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:22,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:22,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:22,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:22,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:22,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:22,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:22,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:22,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:22,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:22,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:50:22,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:22,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:50:22,843 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:50:22,843 INFO L428 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:50:22,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:50:22,843 INFO L82 PathProgramCache]: Analyzing trace with hash 9320566, now seen corresponding path program 21 times [2021-05-04 01:50:22,844 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:50:22,844 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143261086] [2021-05-04 01:50:22,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:50:22,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:22,906 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 57 proven. 49 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2021-05-04 01:50:22,906 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143261086] [2021-05-04 01:50:22,906 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [118203550] [2021-05-04 01:50:22,906 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:50:22,957 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-05-04 01:50:22,957 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:50:22,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 15 conjunts are in the unsatisfiable core [2021-05-04 01:50:22,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:50:23,213 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 70 proven. 36 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2021-05-04 01:50:23,214 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:50:23,214 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-05-04 01:50:23,214 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987635884] [2021-05-04 01:50:23,215 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-05-04 01:50:23,215 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:50:23,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-05-04 01:50:23,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=62, Unknown=0, NotChecked=0, Total=110 [2021-05-04 01:50:23,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:23,215 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:50:23,215 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 6.090909090909091) internal successors, (67), 10 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:50:23,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:23,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:23,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:23,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:23,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:23,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:23,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:23,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:23,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:23,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:23,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:23,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:23,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:23,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:23,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:23,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:23,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:23,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:23,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:23,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:23,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:50:23,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:23,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:50:23,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:23,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:23,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:23,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:23,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:23,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:23,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:23,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:23,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:23,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:23,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:23,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:23,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:23,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:23,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:23,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:23,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:23,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:23,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:23,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:23,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:23,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:50:23,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:23,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:50:23,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:23,486 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2021-05-04 01:50:23,486 INFO L428 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:50:23,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:50:23,487 INFO L82 PathProgramCache]: Analyzing trace with hash -560506764, now seen corresponding path program 22 times [2021-05-04 01:50:23,487 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:50:23,487 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063600541] [2021-05-04 01:50:23,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:50:23,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:24,688 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 0 proven. 238 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:50:24,688 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063600541] [2021-05-04 01:50:24,688 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [998842107] [2021-05-04 01:50:24,688 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 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 [2021-05-04 01:50:24,725 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-04 01:50:24,725 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:50:24,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 115 conjunts are in the unsatisfiable core [2021-05-04 01:50:24,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:50:26,059 INFO L354 Elim1Store]: treesize reduction 240, result has 0.4 percent of original size [2021-05-04 01:50:26,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 226 treesize of output 100 [2021-05-04 01:50:26,061 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 01:50:26,074 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:50:26,076 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-05-04 01:50:26,076 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:236, output treesize:97 [2021-05-04 01:50:27,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:27,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:27,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:27,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:27,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:27,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:27,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:27,008 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:50:27,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:27,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:27,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:27,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:27,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:27,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:27,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:27,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:27,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:27,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:27,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:27,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:27,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:27,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:27,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:27,021 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 45 [2021-05-04 01:50:27,022 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 01:50:27,027 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:50:27,029 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 01:50:27,029 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:165, output treesize:7 [2021-05-04 01:50:27,096 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 0 proven. 238 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:50:27,097 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:50:27,097 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 30] total 44 [2021-05-04 01:50:27,097 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456742628] [2021-05-04 01:50:27,097 INFO L460 AbstractCegarLoop]: Interpolant automaton has 45 states [2021-05-04 01:50:27,097 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:50:27,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2021-05-04 01:50:27,099 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=1858, Unknown=0, NotChecked=0, Total=1980 [2021-05-04 01:50:27,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:27,099 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:50:27,099 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 45 states, 45 states have (on average 2.8444444444444446) internal successors, (128), 44 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:50:27,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:27,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:27,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:27,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:27,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:27,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:27,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:27,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:27,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:27,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:27,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:27,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:27,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:27,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:27,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:27,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:27,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:27,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:27,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:27,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:27,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:50:27,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:27,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:50:27,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:27,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:28,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:28,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:28,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:28,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:28,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:28,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:28,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:28,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:28,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:28,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:28,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:28,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:28,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:28,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:28,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:28,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:28,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:28,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:28,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:28,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:28,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:50:28,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:28,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:50:28,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:28,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:50:28,493 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:50:28,494 INFO L428 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:50:28,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:50:28,494 INFO L82 PathProgramCache]: Analyzing trace with hash 978049266, now seen corresponding path program 23 times [2021-05-04 01:50:28,494 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:50:28,494 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120947541] [2021-05-04 01:50:28,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:50:28,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:28,666 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 64 proven. 70 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2021-05-04 01:50:28,666 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120947541] [2021-05-04 01:50:28,666 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [567950223] [2021-05-04 01:50:28,666 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 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 [2021-05-04 01:50:28,715 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2021-05-04 01:50:28,715 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:50:28,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 16 conjunts are in the unsatisfiable core [2021-05-04 01:50:28,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:50:28,829 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 64 proven. 70 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2021-05-04 01:50:28,830 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:50:28,830 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 9] total 18 [2021-05-04 01:50:28,830 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116686925] [2021-05-04 01:50:28,830 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-05-04 01:50:28,830 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:50:28,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-05-04 01:50:28,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=135, Invalid=207, Unknown=0, NotChecked=0, Total=342 [2021-05-04 01:50:28,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:28,831 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:50:28,831 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 4.7368421052631575) internal successors, (90), 18 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) [2021-05-04 01:50:28,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:28,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:28,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:28,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:28,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:28,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:28,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:28,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:28,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:28,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:28,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:28,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:28,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:28,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:28,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:28,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:28,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:28,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:28,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:28,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:28,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:50:28,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:28,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:50:28,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:28,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:50:28,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:28,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:28,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:28,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:28,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:28,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:28,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:28,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:28,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:28,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:28,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:28,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:28,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:28,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:28,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:28,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:28,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:28,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:28,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:28,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:28,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:28,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:50:28,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:28,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:50:28,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:28,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:50:28,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:50:29,108 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2021-05-04 01:50:29,109 INFO L428 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:50:29,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:50:29,109 INFO L82 PathProgramCache]: Analyzing trace with hash 281337810, now seen corresponding path program 24 times [2021-05-04 01:50:29,109 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:50:29,109 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630612088] [2021-05-04 01:50:29,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:50:29,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:29,375 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 70 proven. 92 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-05-04 01:50:29,376 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630612088] [2021-05-04 01:50:29,376 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1624803073] [2021-05-04 01:50:29,376 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 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 [2021-05-04 01:50:29,420 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2021-05-04 01:50:29,420 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:50:29,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 18 conjunts are in the unsatisfiable core [2021-05-04 01:50:29,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:50:29,823 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 70 proven. 92 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-05-04 01:50:29,823 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:50:29,823 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 33 [2021-05-04 01:50:29,823 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781637291] [2021-05-04 01:50:29,824 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-05-04 01:50:29,824 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:50:29,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-05-04 01:50:29,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=249, Invalid=873, Unknown=0, NotChecked=0, Total=1122 [2021-05-04 01:50:29,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:29,824 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:50:29,825 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 34 states, 34 states have (on average 3.5) internal successors, (119), 33 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:50:29,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:29,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:29,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:29,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:29,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:29,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:29,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:29,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:29,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:29,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:29,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:29,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:29,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:29,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:29,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:29,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:29,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:29,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:29,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:29,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:29,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:50:29,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:29,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:50:29,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:29,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:50:29,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:50:29,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:30,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:30,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:30,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:30,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:30,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:30,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:30,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:30,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:30,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:50:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:50:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:50:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:50:30,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:50:30,509 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,27 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:50:30,509 INFO L428 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:50:30,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:50:30,510 INFO L82 PathProgramCache]: Analyzing trace with hash -2017065105, now seen corresponding path program 25 times [2021-05-04 01:50:30,510 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:50:30,510 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554161097] [2021-05-04 01:50:30,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:50:30,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:30,571 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 77 proven. 64 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2021-05-04 01:50:30,571 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554161097] [2021-05-04 01:50:30,571 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [322679428] [2021-05-04 01:50:30,571 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 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 [2021-05-04 01:50:30,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:30,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 17 conjunts are in the unsatisfiable core [2021-05-04 01:50:30,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:50:30,742 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 92 proven. 49 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2021-05-04 01:50:30,743 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:50:30,743 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 11 [2021-05-04 01:50:30,743 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412148233] [2021-05-04 01:50:30,743 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-05-04 01:50:30,743 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:50:30,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-05-04 01:50:30,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=74, Unknown=0, NotChecked=0, Total=132 [2021-05-04 01:50:30,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:30,744 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:50:30,744 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 6.0) internal successors, (72), 11 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) [2021-05-04 01:50:30,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:30,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:30,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:30,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:30,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:30,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:30,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:30,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:30,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:30,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:30,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:30,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:30,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:30,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:30,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:30,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:30,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:30,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:30,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:30,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:30,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:50:30,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:30,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:50:30,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:30,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:50:30,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:50:30,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:50:30,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:30,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:30,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:30,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:30,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:30,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:30,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:30,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:30,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:30,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:30,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:30,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:30,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:30,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:30,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:30,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:30,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:30,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:30,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:30,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:30,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:30,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:50:30,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:30,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:50:30,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:30,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:50:30,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:50:30,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:50:30,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:31,015 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable41 [2021-05-04 01:50:31,016 INFO L428 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:50:31,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:50:31,016 INFO L82 PathProgramCache]: Analyzing trace with hash 1998015789, now seen corresponding path program 26 times [2021-05-04 01:50:31,016 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:50:31,016 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117414844] [2021-05-04 01:50:31,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:50:31,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:32,712 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 312 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:50:32,713 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [117414844] [2021-05-04 01:50:32,713 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [561577460] [2021-05-04 01:50:32,713 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 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 [2021-05-04 01:50:32,753 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-04 01:50:32,754 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:50:32,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 131 conjunts are in the unsatisfiable core [2021-05-04 01:50:32,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:50:34,599 INFO L354 Elim1Store]: treesize reduction 322, result has 0.3 percent of original size [2021-05-04 01:50:34,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 260 treesize of output 114 [2021-05-04 01:50:34,602 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 01:50:34,618 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:50:34,620 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-05-04 01:50:34,620 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:270, output treesize:108 [2021-05-04 01:50:35,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,937 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:50:35,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:35,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 50 [2021-05-04 01:50:35,941 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 01:50:35,946 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:50:35,948 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 01:50:35,948 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:186, output treesize:7 [2021-05-04 01:50:35,993 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 312 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:50:35,993 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:50:35,993 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 34] total 50 [2021-05-04 01:50:35,994 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296182741] [2021-05-04 01:50:35,994 INFO L460 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-05-04 01:50:35,994 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:50:35,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-05-04 01:50:35,995 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=2411, Unknown=0, NotChecked=0, Total=2550 [2021-05-04 01:50:35,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:35,995 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:50:35,995 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 2.784313725490196) internal successors, (142), 50 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:50:35,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:35,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:35,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:35,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:35,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:35,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:35,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:35,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:35,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:35,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:35,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:35,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:35,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:35,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:35,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:35,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:35,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:35,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:35,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:35,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:35,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:50:35,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:35,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:50:35,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:35,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:50:35,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:50:35,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:50:35,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:35,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:37,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:37,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:37,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:37,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:37,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:37,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:37,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:37,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:37,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:37,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:37,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:37,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:37,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:37,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:37,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:37,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:37,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:37,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:37,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:37,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:37,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:50:37,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:37,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:50:37,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:37,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:50:37,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:50:37,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:50:37,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:37,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:50:37,935 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42,29 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:50:37,936 INFO L428 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:50:37,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:50:37,936 INFO L82 PathProgramCache]: Analyzing trace with hash -1553497237, now seen corresponding path program 27 times [2021-05-04 01:50:37,936 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:50:37,936 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276909939] [2021-05-04 01:50:37,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:50:37,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:38,165 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 81 proven. 92 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2021-05-04 01:50:38,166 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276909939] [2021-05-04 01:50:38,166 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1107958138] [2021-05-04 01:50:38,166 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 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 [2021-05-04 01:50:38,235 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2021-05-04 01:50:38,235 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:50:38,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 18 conjunts are in the unsatisfiable core [2021-05-04 01:50:38,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:50:38,383 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 81 proven. 92 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2021-05-04 01:50:38,383 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:50:38,383 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 10] total 20 [2021-05-04 01:50:38,383 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378828042] [2021-05-04 01:50:38,384 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-05-04 01:50:38,384 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:50:38,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-05-04 01:50:38,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=255, Unknown=0, NotChecked=0, Total=420 [2021-05-04 01:50:38,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:38,384 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:50:38,384 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 4.619047619047619) internal successors, (97), 20 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:50:38,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:38,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:38,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:38,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:38,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:38,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:38,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:38,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:38,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:38,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:38,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:38,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:38,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:38,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:38,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:38,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:38,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:38,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:38,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:38,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:38,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:50:38,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:38,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:50:38,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:38,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:50:38,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:50:38,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:50:38,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:38,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:50:38,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:38,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:38,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:38,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:38,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:38,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:38,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:38,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:38,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:38,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:38,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:38,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:38,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:38,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:38,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:38,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:38,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:38,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:38,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:38,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:38,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:38,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:50:38,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:38,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:50:38,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:38,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:50:38,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:50:38,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:50:38,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:38,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:50:38,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:50:38,663 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable43 [2021-05-04 01:50:38,663 INFO L428 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:50:38,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:50:38,664 INFO L82 PathProgramCache]: Analyzing trace with hash 451768907, now seen corresponding path program 28 times [2021-05-04 01:50:38,664 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:50:38,664 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860117651] [2021-05-04 01:50:38,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:50:38,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:38,861 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 92 proven. 117 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-05-04 01:50:38,861 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860117651] [2021-05-04 01:50:38,861 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1327688131] [2021-05-04 01:50:38,861 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 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 [2021-05-04 01:50:38,915 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-04 01:50:38,916 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:50:38,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 20 conjunts are in the unsatisfiable core [2021-05-04 01:50:38,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:50:39,391 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 92 proven. 117 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-05-04 01:50:39,391 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:50:39,392 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 37 [2021-05-04 01:50:39,392 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575884060] [2021-05-04 01:50:39,392 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-05-04 01:50:39,392 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:50:39,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-05-04 01:50:39,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=307, Invalid=1099, Unknown=0, NotChecked=0, Total=1406 [2021-05-04 01:50:39,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:39,393 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:50:39,393 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 38 states, 38 states have (on average 3.4473684210526314) internal successors, (131), 37 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:50:39,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:39,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:39,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:39,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:39,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:39,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:39,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:39,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:39,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:39,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:39,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:39,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:39,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:39,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:39,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:39,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:39,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:39,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:39,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:39,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:39,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:50:39,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:39,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:50:39,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:39,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:50:39,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:50:39,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:50:39,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:39,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:50:39,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:50:39,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:39,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:50:39,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:39,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:50:39,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:39,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:50:39,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:50:39,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:50:39,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:39,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:50:39,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:50:39,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:50:40,197 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:50:40,198 INFO L428 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:50:40,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:50:40,201 INFO L82 PathProgramCache]: Analyzing trace with hash -2027542962, now seen corresponding path program 29 times [2021-05-04 01:50:40,201 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:50:40,201 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287071561] [2021-05-04 01:50:40,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:50:40,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:40,366 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 100 proven. 81 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2021-05-04 01:50:40,366 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287071561] [2021-05-04 01:50:40,366 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [973396327] [2021-05-04 01:50:40,367 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 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:50:40,421 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2021-05-04 01:50:40,421 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:50:40,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 19 conjunts are in the unsatisfiable core [2021-05-04 01:50:40,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:50:40,586 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 117 proven. 64 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2021-05-04 01:50:40,586 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:50:40,586 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 12 [2021-05-04 01:50:40,586 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809324857] [2021-05-04 01:50:40,587 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-05-04 01:50:40,587 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:50:40,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-05-04 01:50:40,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=87, Unknown=0, NotChecked=0, Total=156 [2021-05-04 01:50:40,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:40,587 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:50:40,588 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 5.923076923076923) internal successors, (77), 12 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:50:40,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:40,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:40,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:40,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:40,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:40,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:40,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:40,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:40,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:40,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:40,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:40,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:40,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:40,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:40,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:40,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:40,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:40,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:40,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:40,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:40,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:50:40,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:40,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:50:40,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:40,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:50:40,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:50:40,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:50:40,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:40,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:50:40,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:50:40,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:50:40,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:40,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:50:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:50:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:50:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:50:40,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:50:40,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:40,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:50:40,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:50:40,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:50:40,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:50:40,860 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable45 [2021-05-04 01:50:40,861 INFO L428 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:50:40,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:50:40,861 INFO L82 PathProgramCache]: Analyzing trace with hash 518729804, now seen corresponding path program 30 times [2021-05-04 01:50:40,861 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:50:40,861 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679667480] [2021-05-04 01:50:40,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:50:40,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:42,915 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 0 proven. 396 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:50:42,915 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679667480] [2021-05-04 01:50:42,915 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [932782894] [2021-05-04 01:50:42,916 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 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:50:42,969 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2021-05-04 01:50:42,969 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:50:42,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 149 conjunts are in the unsatisfiable core [2021-05-04 01:50:42,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:50:46,390 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-05-04 01:50:46,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:46,539 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:50:46,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 38 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 17 case distinctions, treesize of input 290 treesize of output 310 [2021-05-04 01:50:46,643 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 01:50:46,776 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 83 [2021-05-04 01:50:46,777 INFO L628 ElimStorePlain]: treesize reduction 189, result has 45.5 percent of original size [2021-05-04 01:50:46,811 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 01:50:46,812 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:308, output treesize:109 [2021-05-04 01:50:48,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:50:48,700 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2021-05-04 01:50:48,701 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:50:48,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 92 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 28 case distinctions, treesize of input 187 treesize of output 377 [2021-05-04 01:50:48,884 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-05-04 01:50:48,895 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:50:48,898 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-05-04 01:50:48,899 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:195, output treesize:22 [2021-05-04 01:50:49,058 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 63 proven. 333 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:50:49,059 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:50:49,059 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 40] total 67 [2021-05-04 01:50:49,059 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975523387] [2021-05-04 01:50:49,059 INFO L460 AbstractCegarLoop]: Interpolant automaton has 68 states [2021-05-04 01:50:49,059 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:50:49,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2021-05-04 01:50:49,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=208, Invalid=4348, Unknown=0, NotChecked=0, Total=4556 [2021-05-04 01:50:49,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:49,061 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:50:49,061 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 68 states, 68 states have (on average 2.75) internal successors, (187), 67 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:50:49,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:49,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:49,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:50:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:50:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:50:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:50:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:50:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:50:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:50:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:50:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:50:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:51,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:51,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:51,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:51,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:51,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:51,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:51,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:51,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:51,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:51,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:51,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:51,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:51,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:51,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:51,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:51,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:51,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:51,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:51,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:51,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:51,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:50:51,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:51,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:50:51,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:51,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:50:51,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:50:51,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:50:51,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:51,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:50:51,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:50:51,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:50:51,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:50:51,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:50:51,740 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable46 [2021-05-04 01:50:51,740 INFO L428 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:50:51,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:50:51,741 INFO L82 PathProgramCache]: Analyzing trace with hash -123342422, now seen corresponding path program 31 times [2021-05-04 01:50:51,741 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:50:51,741 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863545578] [2021-05-04 01:50:51,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:50:51,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:52,111 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 117 proven. 145 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2021-05-04 01:50:52,112 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863545578] [2021-05-04 01:50:52,112 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [904226006] [2021-05-04 01:50:52,112 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 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:50:52,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:52,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 22 conjunts are in the unsatisfiable core [2021-05-04 01:50:52,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:50:52,842 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 117 proven. 145 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2021-05-04 01:50:52,842 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:50:52,842 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 41 [2021-05-04 01:50:52,843 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349447790] [2021-05-04 01:50:52,844 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-05-04 01:50:52,844 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:50:52,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-05-04 01:50:52,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=371, Invalid=1351, Unknown=0, NotChecked=0, Total=1722 [2021-05-04 01:50:52,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:52,845 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:50:52,845 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 3.4047619047619047) internal successors, (143), 41 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:50:52,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:52,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:52,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:52,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:52,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:52,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:52,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:52,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:52,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:52,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:52,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:52,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:52,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:52,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:52,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:52,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:52,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:52,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:52,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:52,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:52,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:50:52,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:52,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:50:52,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:52,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:50:52,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:50:52,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:50:52,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:52,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:50:52,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:50:52,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:50:52,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:50:52,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:50:52,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:53,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:53,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:53,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:53,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:53,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:53,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:53,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:53,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:53,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:53,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:53,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:53,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:53,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:53,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:53,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:53,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:53,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:53,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:53,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:53,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:53,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:50:53,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:53,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:50:53,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:53,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:50:53,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:50:53,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:50:53,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:53,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:50:53,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:50:53,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:50:53,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:50:53,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:50:53,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:50:53,775 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104,34 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:50:53,776 INFO L428 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:50:53,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:50:53,778 INFO L82 PathProgramCache]: Analyzing trace with hash 1764403847, now seen corresponding path program 32 times [2021-05-04 01:50:53,778 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:50:53,778 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796169438] [2021-05-04 01:50:53,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:50:53,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:54,040 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 126 proven. 100 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-05-04 01:50:54,040 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796169438] [2021-05-04 01:50:54,040 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [786413094] [2021-05-04 01:50:54,040 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 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:50:54,292 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-04 01:50:54,293 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:50:54,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 21 conjunts are in the unsatisfiable core [2021-05-04 01:50:54,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:50:54,542 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 145 proven. 81 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-05-04 01:50:54,542 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:50:54,542 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 13 [2021-05-04 01:50:54,542 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449019350] [2021-05-04 01:50:54,543 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-05-04 01:50:54,543 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:50:54,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-05-04 01:50:54,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=101, Unknown=0, NotChecked=0, Total=182 [2021-05-04 01:50:54,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:54,543 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:50:54,543 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 5.857142857142857) internal successors, (82), 13 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) [2021-05-04 01:50:54,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:54,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:54,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:54,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:54,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:54,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:54,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:54,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:54,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:54,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:54,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:54,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:54,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:54,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:54,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:54,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:54,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:54,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:54,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:54,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:54,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:50:54,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:54,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:50:54,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:54,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:50:54,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:50:54,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:50:54,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:54,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:50:54,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:50:54,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:50:54,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:50:54,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:50:54,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:50:54,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:50:54,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:50:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:50:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:50:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:50:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:50:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:50:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:50:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:50:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:50:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:50:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:50:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:50:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:50:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:50:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:50:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:50:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:50:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:50:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:50:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:50:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:50:54,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:50:54,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:50:54,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:50:54,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:50:54,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:50:54,875 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable105 [2021-05-04 01:50:54,876 INFO L428 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:50:54,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:50:54,876 INFO L82 PathProgramCache]: Analyzing trace with hash -1847621051, now seen corresponding path program 33 times [2021-05-04 01:50:54,876 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:50:54,876 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576717988] [2021-05-04 01:50:54,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:50:54,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:50:57,702 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 0 proven. 490 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:50:57,703 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576717988] [2021-05-04 01:50:57,703 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [132032518] [2021-05-04 01:50:57,703 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 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:50:57,800 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2021-05-04 01:50:57,800 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:50:57,803 WARN L261 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 165 conjunts are in the unsatisfiable core [2021-05-04 01:50:57,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:51:00,986 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-05-04 01:51:02,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:02,799 INFO L244 Elim1Store]: Index analysis took 103 ms [2021-05-04 01:51:03,095 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2021-05-04 01:51:03,095 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:51:03,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 65 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 40 case distinctions, treesize of input 324 treesize of output 592 [2021-05-04 01:51:03,463 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 01:51:03,697 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 83 [2021-05-04 01:51:03,698 INFO L628 ElimStorePlain]: treesize reduction 1250, result has 12.3 percent of original size [2021-05-04 01:51:03,709 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 01:51:03,710 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:342, output treesize:132 [2021-05-04 01:51:05,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:05,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:05,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:05,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:05,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:05,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:05,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:05,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:06,103 INFO L244 Elim1Store]: Index analysis took 112 ms [2021-05-04 01:51:06,214 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2021-05-04 01:51:06,214 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:51:06,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 99 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 21 case distinctions, treesize of input 218 treesize of output 302 [2021-05-04 01:51:06,291 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-05-04 01:51:06,302 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:51:06,304 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-05-04 01:51:06,304 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:226, output treesize:22 [2021-05-04 01:51:06,511 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 45 proven. 445 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:51:06,511 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:51:06,511 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 44] total 74 [2021-05-04 01:51:06,512 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867337014] [2021-05-04 01:51:06,512 INFO L460 AbstractCegarLoop]: Interpolant automaton has 75 states [2021-05-04 01:51:06,512 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:51:06,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2021-05-04 01:51:06,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=230, Invalid=5320, Unknown=0, NotChecked=0, Total=5550 [2021-05-04 01:51:06,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:51:06,513 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:51:06,513 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 75 states, 75 states have (on average 2.72) internal successors, (204), 74 states have internal predecessors, (204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:51:06,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:51:06,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:51:06,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:51:06,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:51:11,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:51:11,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:51:11,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:51:11,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:51:11,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:51:11,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:51:11,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:51:11,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:51:11,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:51:11,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:51:11,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:51:11,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:51:11,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:51:11,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:51:11,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:51:11,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:51:11,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:51:11,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:51:11,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:51:11,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:51:11,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:51:11,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:51:11,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:51:11,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:51:11,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:51:11,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:51:11,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:51:11,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:51:11,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:51:11,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:51:11,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:51:11,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:51:11,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:51:11,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:51:11,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:51:11,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 01:51:11,581 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106,36 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:51:11,581 INFO L428 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:51:11,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:51:11,581 INFO L82 PathProgramCache]: Analyzing trace with hash -549807773, now seen corresponding path program 34 times [2021-05-04 01:51:11,581 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:51:11,581 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215032775] [2021-05-04 01:51:11,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:51:11,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:51:11,998 INFO L134 CoverageAnalysis]: Checked inductivity of 542 backedges. 145 proven. 176 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2021-05-04 01:51:11,998 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215032775] [2021-05-04 01:51:11,998 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [608123699] [2021-05-04 01:51:11,998 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 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:51:12,042 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-04 01:51:12,042 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:51:12,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 24 conjunts are in the unsatisfiable core [2021-05-04 01:51:12,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:51:12,988 INFO L134 CoverageAnalysis]: Checked inductivity of 542 backedges. 145 proven. 176 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2021-05-04 01:51:12,988 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:51:12,988 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 45 [2021-05-04 01:51:12,988 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137185729] [2021-05-04 01:51:12,988 INFO L460 AbstractCegarLoop]: Interpolant automaton has 46 states [2021-05-04 01:51:12,989 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:51:12,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2021-05-04 01:51:12,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=441, Invalid=1629, Unknown=0, NotChecked=0, Total=2070 [2021-05-04 01:51:12,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:51:12,989 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:51:12,989 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 46 states, 46 states have (on average 3.369565217391304) internal successors, (155), 45 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:51:12,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:51:12,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:51:12,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:51:12,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:51:12,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:51:12,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 01:51:12,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:51:13,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:51:13,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:51:13,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:51:13,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:51:13,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 01:51:13,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-05-04 01:51:14,204 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable211 [2021-05-04 01:51:14,205 INFO L428 AbstractCegarLoop]: === Iteration 38 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:51:14,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:51:14,205 INFO L82 PathProgramCache]: Analyzing trace with hash 835466278, now seen corresponding path program 35 times [2021-05-04 01:51:14,205 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:51:14,205 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684317036] [2021-05-04 01:51:14,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:51:14,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:51:14,355 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 155 proven. 121 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2021-05-04 01:51:14,355 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684317036] [2021-05-04 01:51:14,355 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1152794448] [2021-05-04 01:51:14,356 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 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:51:14,412 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 12 check-sat command(s) [2021-05-04 01:51:14,412 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:51:14,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 23 conjunts are in the unsatisfiable core [2021-05-04 01:51:14,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:51:14,729 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 176 proven. 100 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2021-05-04 01:51:14,729 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:51:14,729 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 14 [2021-05-04 01:51:14,729 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947097402] [2021-05-04 01:51:14,729 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-05-04 01:51:14,729 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:51:14,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-05-04 01:51:14,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=116, Unknown=0, NotChecked=0, Total=210 [2021-05-04 01:51:14,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:51:14,730 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:51:14,730 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 5.8) internal successors, (87), 14 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:51:14,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:51:14,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:51:14,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:51:14,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:51:14,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:51:14,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:51:14,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:51:14,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:51:14,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:51:14,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:51:14,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:51:14,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:51:14,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:51:14,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:51:14,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:51:14,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:51:14,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:51:14,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:51:14,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:51:14,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:51:14,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:51:14,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:51:14,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:51:14,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:51:14,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:51:14,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:51:14,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:51:14,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:51:14,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:51:14,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:51:14,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:51:14,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:51:14,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:51:14,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:51:14,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:51:14,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 01:51:14,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-05-04 01:51:14,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:51:14,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:51:14,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:51:14,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:51:14,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:51:14,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:51:14,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:51:14,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:51:14,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:51:14,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:51:14,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:51:14,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:51:14,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:51:14,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:51:14,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:51:14,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:51:14,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:51:14,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:51:14,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:51:14,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:51:14,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:51:14,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:51:14,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:51:14,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:51:14,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:51:14,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:51:14,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:51:14,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:51:14,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:51:14,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:51:14,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:51:14,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:51:14,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:51:14,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:51:14,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:51:14,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:51:14,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 01:51:14,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-05-04 01:51:14,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:51:15,050 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable212 [2021-05-04 01:51:15,050 INFO L428 AbstractCegarLoop]: === Iteration 39 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:51:15,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:51:15,051 INFO L82 PathProgramCache]: Analyzing trace with hash -1203427292, now seen corresponding path program 36 times [2021-05-04 01:51:15,051 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:51:15,051 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846967906] [2021-05-04 01:51:15,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:51:15,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:51:19,262 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 0 proven. 594 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:51:19,263 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846967906] [2021-05-04 01:51:19,263 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1490290803] [2021-05-04 01:51:19,263 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 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:51:19,331 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 12 check-sat command(s) [2021-05-04 01:51:19,331 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:51:19,333 WARN L261 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 179 conjunts are in the unsatisfiable core [2021-05-04 01:51:19,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:51:21,604 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-05-04 01:51:33,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:33,913 INFO L244 Elim1Store]: Index analysis took 284 ms [2021-05-04 01:51:34,784 WARN L205 SmtUtils]: Spent 868.00 ms on a formula simplification that was a NOOP. DAG size: 294 [2021-05-04 01:51:34,784 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:51:34,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 19 select indices, 19 select index equivalence classes, 111 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 60 case distinctions, treesize of input 358 treesize of output 838 [2021-05-04 01:51:35,411 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 01:51:36,333 WARN L205 SmtUtils]: Spent 921.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 81 [2021-05-04 01:51:36,334 INFO L628 ElimStorePlain]: treesize reduction 4976, result has 3.4 percent of original size [2021-05-04 01:51:36,347 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 01:51:36,347 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:376, output treesize:149 [2021-05-04 01:51:47,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:47,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:47,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:47,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:47,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:47,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:47,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:47,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:47,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:51:48,549 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 365 DAG size of output: 157 [2021-05-04 01:51:48,550 INFO L354 Elim1Store]: treesize reduction 604, result has 35.5 percent of original size [2021-05-04 01:51:48,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 9 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 82 case distinctions, treesize of input 205 treesize of output 397 [2021-05-04 01:51:48,744 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 4 xjuncts. [2021-05-04 01:51:49,160 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 52 [2021-05-04 01:51:49,161 INFO L628 ElimStorePlain]: treesize reduction 324, result has 35.2 percent of original size [2021-05-04 01:51:49,198 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-05-04 01:51:49,198 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:213, output treesize:55 [2021-05-04 01:51:49,672 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 9 proven. 585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:51:49,672 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:51:49,672 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [46, 48] total 81 [2021-05-04 01:51:49,672 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870111287] [2021-05-04 01:51:49,688 INFO L460 AbstractCegarLoop]: Interpolant automaton has 82 states [2021-05-04 01:51:49,689 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:51:49,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2021-05-04 01:51:49,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=243, Invalid=6399, Unknown=0, NotChecked=0, Total=6642 [2021-05-04 01:51:49,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:51:49,690 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:51:49,690 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 82 states, 82 states have (on average 2.6951219512195124) internal successors, (221), 81 states have internal predecessors, (221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:51:49,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:51:49,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:51:49,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:51:49,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:51:49,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:51:49,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:51:49,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:51:49,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:52:22,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:52:22,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:52:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 01:52:22,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-05-04 01:52:22,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:52:22,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 01:52:23,051 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable213 [2021-05-04 01:52:23,052 INFO L428 AbstractCegarLoop]: === Iteration 40 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:52:23,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:52:23,052 INFO L82 PathProgramCache]: Analyzing trace with hash 8201090, now seen corresponding path program 37 times [2021-05-04 01:52:23,052 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:52:23,052 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94992069] [2021-05-04 01:52:23,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:52:23,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:52:23,893 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 176 proven. 210 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2021-05-04 01:52:23,893 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94992069] [2021-05-04 01:52:23,893 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [624879153] [2021-05-04 01:52:23,893 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 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:52:23,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:52:23,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 26 conjunts are in the unsatisfiable core [2021-05-04 01:52:23,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:52:26,865 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 176 proven. 210 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2021-05-04 01:52:26,866 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:52:26,866 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 49 [2021-05-04 01:52:26,866 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466129411] [2021-05-04 01:52:26,866 INFO L460 AbstractCegarLoop]: Interpolant automaton has 50 states [2021-05-04 01:52:26,866 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:52:26,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2021-05-04 01:52:26,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=517, Invalid=1933, Unknown=0, NotChecked=0, Total=2450 [2021-05-04 01:52:26,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:52:26,867 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:52:26,867 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 50 states, 50 states have (on average 3.34) internal successors, (167), 49 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:52:26,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:52:26,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:52:26,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:52:26,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:52:26,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:52:26,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:52:26,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:52:26,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:52:26,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:52:26,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:52:26,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:52:26,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:52:26,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:52:26,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:52:26,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:52:26,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:52:26,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:52:26,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:52:26,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:52:26,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:52:26,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:52:26,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:52:26,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:52:26,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:52:26,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:52:26,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:52:26,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:52:26,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:52:26,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:52:26,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:52:26,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:52:26,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:52:26,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:52:26,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:52:26,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:52:26,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 01:52:26,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-05-04 01:52:26,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:52:26,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 01:52:26,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:52:29,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:52:29,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:52:29,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:52:29,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:52:29,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:52:29,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:52:29,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:52:29,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:52:29,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:52:29,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:52:29,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:52:29,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:52:29,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:52:29,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:52:29,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:52:29,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:52:29,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:52:29,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:52:29,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:52:29,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:52:29,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:52:29,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:52:29,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:52:29,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:52:29,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:52:29,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:52:29,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:52:29,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:52:29,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:52:29,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:52:29,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:52:29,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:52:29,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:52:29,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:52:29,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:52:29,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 01:52:29,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-05-04 01:52:29,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:52:29,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 01:52:29,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 01:52:29,753 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable366 [2021-05-04 01:52:29,753 INFO L428 AbstractCegarLoop]: === Iteration 41 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:52:29,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:52:29,753 INFO L82 PathProgramCache]: Analyzing trace with hash -924172897, now seen corresponding path program 38 times [2021-05-04 01:52:29,753 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:52:29,753 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [991008313] [2021-05-04 01:52:29,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:52:29,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:52:30,259 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 187 proven. 144 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2021-05-04 01:52:30,259 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [991008313] [2021-05-04 01:52:30,259 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1883772853] [2021-05-04 01:52:30,259 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 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:52:30,314 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-04 01:52:30,314 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:52:30,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 25 conjunts are in the unsatisfiable core [2021-05-04 01:52:30,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:52:31,434 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 210 proven. 121 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2021-05-04 01:52:31,434 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:52:31,435 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 15 [2021-05-04 01:52:31,435 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354411016] [2021-05-04 01:52:31,435 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-05-04 01:52:31,435 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:52:31,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-05-04 01:52:31,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=132, Unknown=0, NotChecked=0, Total=240 [2021-05-04 01:52:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:52:31,435 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:52:31,435 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 5.75) internal successors, (92), 15 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:52:31,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:52:31,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:52:31,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:52:31,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:52:31,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 01:52:31,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-05-04 01:52:31,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:52:31,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 01:52:31,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 01:52:31,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:52:31,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:52:31,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:52:31,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:52:31,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:52:31,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:52:31,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:52:31,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:52:31,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:52:31,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:52:31,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:52:31,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:52:31,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:52:31,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:52:31,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:52:31,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:52:31,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:52:31,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:52:31,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:52:31,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:52:31,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:52:31,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:52:31,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:52:31,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:52:31,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:52:31,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:52:31,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:52:31,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:52:31,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:52:31,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:52:31,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:52:31,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:52:31,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:52:31,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:52:31,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:52:31,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:52:31,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 01:52:31,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-05-04 01:52:31,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:52:31,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 01:52:31,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 01:52:31,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:52:31,891 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 41 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable367 [2021-05-04 01:52:31,891 INFO L428 AbstractCegarLoop]: === Iteration 42 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:52:31,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:52:31,891 INFO L82 PathProgramCache]: Analyzing trace with hash 440157, now seen corresponding path program 39 times [2021-05-04 01:52:31,891 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:52:31,891 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920576426] [2021-05-04 01:52:31,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:52:31,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:52:33,449 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-05-04 01:52:33,653 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-05-04 01:52:33,890 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-05-04 01:52:34,086 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-05-04 01:52:34,316 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-05-04 01:52:34,552 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-05-04 01:52:34,806 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-05-04 01:52:35,063 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-05-04 01:52:35,375 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-05-04 01:52:35,679 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-05-04 01:52:36,009 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-05-04 01:52:42,417 INFO L134 CoverageAnalysis]: Checked inductivity of 708 backedges. 0 proven. 708 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:52:42,417 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920576426] [2021-05-04 01:52:42,417 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [967056289] [2021-05-04 01:52:42,417 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 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:52:42,481 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 13 check-sat command(s) [2021-05-04 01:52:42,481 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:52:42,484 WARN L261 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 197 conjunts are in the unsatisfiable core [2021-05-04 01:52:42,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:52:46,585 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-05-04 01:52:47,148 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-05-04 01:52:47,724 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-05-04 01:52:48,402 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-05-04 01:52:49,038 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-05-04 01:52:49,711 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-05-04 01:52:50,427 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-05-04 01:52:51,127 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-05-04 01:52:51,838 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-05-04 01:52:52,644 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-05-04 01:52:53,381 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2021-05-04 01:52:54,173 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-05-04 01:52:54,949 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-05-04 01:52:55,680 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-05-04 01:52:56,437 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-05-04 01:52:57,226 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-05-04 01:52:58,028 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-05-04 01:52:58,815 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2021-05-04 01:52:59,654 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2021-05-04 01:53:00,502 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-05-04 01:53:01,378 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2021-05-04 01:53:02,295 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-05-04 01:53:03,200 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2021-05-04 01:53:03,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,586 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:53:03,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:03,886 INFO L244 Elim1Store]: Index analysis took 589 ms [2021-05-04 01:53:04,584 WARN L205 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2021-05-04 01:53:04,585 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:53:04,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 143 disjoint index pairs (out of 190 index pairs), introduced 19 new quantified variables, introduced 28 case distinctions, treesize of input 396 treesize of output 492 [2021-05-04 01:53:04,775 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 01:53:04,923 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-05-04 01:53:04,924 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:53:04,932 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 01:53:04,932 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:419, output treesize:163 [2021-05-04 01:53:05,516 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-04 01:53:08,600 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-05-04 01:53:12,214 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-05-04 01:53:13,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:13,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:13,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:13,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:13,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:13,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:13,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:13,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:13,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:13,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:13,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:13,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:13,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:13,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:13,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:13,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:13,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:13,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:13,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:13,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:13,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:13,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:13,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:13,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:13,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:13,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:13,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:53:14,420 INFO L244 Elim1Store]: Index analysis took 567 ms [2021-05-04 01:53:15,934 WARN L205 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 278 [2021-05-04 01:53:15,935 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:53:15,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 96 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 57 case distinctions, treesize of input 250 treesize of output 730 [2021-05-04 01:53:16,628 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 7 xjuncts. [2021-05-04 01:53:17,815 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 352 DAG size of output: 43 [2021-05-04 01:53:17,817 INFO L628 ElimStorePlain]: treesize reduction 5875, result has 1.0 percent of original size [2021-05-04 01:53:17,829 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-05-04 01:53:17,830 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:258, output treesize:52 [2021-05-04 01:53:18,668 INFO L134 CoverageAnalysis]: Checked inductivity of 708 backedges. 77 proven. 631 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:53:18,669 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:53:18,669 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 52] total 95 [2021-05-04 01:53:18,669 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728555417] [2021-05-04 01:53:18,669 INFO L460 AbstractCegarLoop]: Interpolant automaton has 96 states [2021-05-04 01:53:18,669 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:53:18,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 96 interpolants. [2021-05-04 01:53:18,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=388, Invalid=8732, Unknown=0, NotChecked=0, Total=9120 [2021-05-04 01:53:18,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:53:18,671 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:53:18,671 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 96 states, 96 states have (on average 2.6979166666666665) internal successors, (259), 95 states have internal predecessors, (259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:53:18,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:53:18,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:53:18,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:53:18,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:53:18,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:53:18,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:53:18,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:53:18,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:53:18,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:53:18,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:53:18,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:53:18,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:53:18,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:53:18,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:53:18,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:53:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:53:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:53:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:53:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:53:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:53:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:53:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:53:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:53:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:53:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:53:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:53:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:53:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:53:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:53:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:53:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:53:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:53:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:53:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:53:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:53:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 01:53:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-05-04 01:53:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:53:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 01:53:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 01:53:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:53:18,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:53:22,018 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2021-05-04 01:53:23,300 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 96 [2021-05-04 01:53:24,312 WARN L205 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 100 [2021-05-04 01:53:25,362 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 104 [2021-05-04 01:53:26,532 WARN L205 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 108 [2021-05-04 01:53:27,858 WARN L205 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 113 [2021-05-04 01:53:29,238 WARN L205 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 116 [2021-05-04 01:53:30,513 WARN L205 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 120 [2021-05-04 01:53:31,762 WARN L205 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 124 [2021-05-04 01:53:33,123 WARN L205 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 128 [2021-05-04 01:53:34,467 WARN L205 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 132 [2021-05-04 01:53:35,871 WARN L205 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 137 [2021-05-04 01:53:37,035 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-05-04 01:53:37,915 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2021-05-04 01:53:44,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:53:44,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:53:44,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:53:44,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:53:44,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:53:44,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:53:44,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:53:44,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:53:44,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:53:44,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:53:44,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:53:44,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:53:44,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:53:44,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:53:44,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:53:44,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:53:44,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:53:44,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:53:44,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:53:44,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:53:44,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:53:44,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:53:44,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:53:44,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:53:44,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:53:44,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:53:44,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:53:44,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:53:44,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:53:44,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:53:44,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:53:44,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:53:44,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:53:44,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:53:44,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:53:44,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 01:53:44,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-05-04 01:53:44,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:53:44,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 01:53:44,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 01:53:44,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:53:44,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-05-04 01:53:44,474 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable368 [2021-05-04 01:53:44,474 INFO L428 AbstractCegarLoop]: === Iteration 43 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:53:44,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:53:44,474 INFO L82 PathProgramCache]: Analyzing trace with hash 675339486, now seen corresponding path program 40 times [2021-05-04 01:53:44,474 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:53:44,475 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743475437] [2021-05-04 01:53:44,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:53:44,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:53:45,091 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 222 proven. 169 refuted. 0 times theorem prover too weak. 379 trivial. 0 not checked. [2021-05-04 01:53:45,091 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743475437] [2021-05-04 01:53:45,091 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [11707519] [2021-05-04 01:53:45,091 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 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:53:45,142 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-04 01:53:45,142 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:53:45,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 28 conjunts are in the unsatisfiable core [2021-05-04 01:53:45,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:53:49,807 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 247 proven. 210 refuted. 0 times theorem prover too weak. 313 trivial. 0 not checked. [2021-05-04 01:53:49,807 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:53:49,807 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 27] total 41 [2021-05-04 01:53:49,807 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640668127] [2021-05-04 01:53:49,808 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-05-04 01:53:49,808 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:53:49,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-05-04 01:53:49,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=315, Invalid=1407, Unknown=0, NotChecked=0, Total=1722 [2021-05-04 01:53:49,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:53:49,808 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:53:49,809 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 4.309523809523809) internal successors, (181), 41 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:53:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:53:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:53:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:53:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:53:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:53:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:53:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:53:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:53:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:53:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:53:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:53:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:53:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:53:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:53:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:53:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:53:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:53:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:53:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:53:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:53:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:53:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:53:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:53:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:53:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:53:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:53:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:53:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:53:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:53:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:53:49,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:53:49,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:53:49,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:53:49,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:53:49,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:53:49,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 01:53:49,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-05-04 01:53:49,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:53:49,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 01:53:49,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 01:53:49,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:53:49,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-05-04 01:53:49,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:53:53,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:53:53,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:53:53,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:53:53,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:53:53,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:53:53,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:53:53,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:53:53,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:53:53,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:53:53,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:53:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-05-04 01:53:53,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-04 01:53:54,200 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable489,43 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:53:54,205 INFO L428 AbstractCegarLoop]: === Iteration 44 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:53:54,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:53:54,205 INFO L82 PathProgramCache]: Analyzing trace with hash -820822020, now seen corresponding path program 41 times [2021-05-04 01:53:54,205 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:53:54,205 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377479916] [2021-05-04 01:53:54,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:53:54,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:53:55,526 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-05-04 01:53:55,863 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-05-04 01:53:56,523 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-05-04 01:53:56,814 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-05-04 01:53:57,122 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-05-04 01:53:57,481 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-05-04 01:53:57,814 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-05-04 01:53:58,186 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-05-04 01:53:58,564 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-05-04 01:53:58,966 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-05-04 01:53:59,409 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-05-04 01:53:59,858 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-05-04 01:54:00,334 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-05-04 01:54:00,833 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-05-04 01:54:10,796 INFO L134 CoverageAnalysis]: Checked inductivity of 832 backedges. 0 proven. 832 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:54:10,796 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377479916] [2021-05-04 01:54:10,796 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [365930196] [2021-05-04 01:54:10,796 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 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:54:10,877 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 14 check-sat command(s) [2021-05-04 01:54:10,877 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:54:10,880 WARN L261 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 211 conjunts are in the unsatisfiable core [2021-05-04 01:54:10,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:54:18,058 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-05-04 01:54:18,868 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-05-04 01:54:19,703 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-05-04 01:54:20,533 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-05-04 01:54:21,402 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-05-04 01:54:22,268 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-05-04 01:54:23,195 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-05-04 01:54:24,120 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-05-04 01:54:25,068 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-05-04 01:54:26,043 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-05-04 01:54:27,100 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2021-05-04 01:54:28,173 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-05-04 01:54:29,300 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2021-05-04 01:54:30,474 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-05-04 01:54:31,580 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-05-04 01:54:32,640 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-05-04 01:54:33,747 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2021-05-04 01:54:34,772 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2021-05-04 01:54:35,843 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2021-05-04 01:54:36,891 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2021-05-04 01:54:38,057 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2021-05-04 01:54:39,193 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2021-05-04 01:54:40,378 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-05-04 01:54:41,553 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-05-04 01:54:42,724 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-05-04 01:54:43,927 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-05-04 01:54:44,000 INFO L354 Elim1Store]: treesize reduction 912, result has 0.1 percent of original size [2021-05-04 01:54:44,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 78 case distinctions, treesize of input 366 treesize of output 170 [2021-05-04 01:54:44,008 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 01:54:44,144 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-05-04 01:54:44,146 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:54:44,151 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 01:54:44,151 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:371, output treesize:149 [2021-05-04 01:54:45,033 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-05-04 01:54:46,103 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-04 01:54:47,160 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-05-04 01:54:48,204 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-05-04 01:54:49,296 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-05-04 01:54:50,399 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-05-04 01:54:51,483 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-05-04 01:54:52,639 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-05-04 01:54:53,816 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-05-04 01:54:54,964 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-05-04 01:54:56,079 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-05-04 01:54:57,260 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-05-04 01:54:58,559 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-05-04 01:54:58,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,753 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:54:58,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,803 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:54:58,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,911 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:54:58,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:58,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,002 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:54:59,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,101 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:54:59,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,223 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:54:59,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,239 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:54:59,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,286 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:54:59,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,381 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:54:59,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,411 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:54:59,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,447 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:54:59,450 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:54:59,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:54:59,464 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:54:59,464 INFO L244 Elim1Store]: Index analysis took 816 ms [2021-05-04 01:54:59,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 26 select indices, 26 select index equivalence classes, 78 disjoint index pairs (out of 325 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 207 treesize of output 57 [2021-05-04 01:54:59,483 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-05-04 01:54:59,515 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:54:59,521 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 01:54:59,522 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:215, output treesize:3 [2021-05-04 01:55:00,028 INFO L134 CoverageAnalysis]: Checked inductivity of 832 backedges. 0 proven. 832 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:55:00,029 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:55:00,029 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 54] total 106 [2021-05-04 01:55:00,030 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756706400] [2021-05-04 01:55:00,030 INFO L460 AbstractCegarLoop]: Interpolant automaton has 107 states [2021-05-04 01:55:00,030 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:55:00,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 107 interpolants. [2021-05-04 01:55:00,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=277, Invalid=11065, Unknown=0, NotChecked=0, Total=11342 [2021-05-04 01:55:00,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:55:00,033 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:55:00,034 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 107 states, 107 states have (on average 2.7383177570093458) internal successors, (293), 106 states have internal predecessors, (293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:55:00,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:55:00,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:55:00,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:55:00,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:55:00,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:55:00,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:55:00,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:55:00,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:55:00,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:55:00,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:55:00,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:55:00,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:55:00,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:55:00,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:55:00,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:55:00,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:55:00,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:55:00,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:55:00,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:55:00,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:55:00,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:55:00,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:55:00,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:55:00,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:55:00,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:55:00,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:55:00,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:55:00,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:55:00,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:55:00,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:55:00,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:55:00,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:55:00,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:55:00,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:55:00,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:55:00,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 01:55:00,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-05-04 01:55:00,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:55:00,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 01:55:00,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 01:55:00,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:55:00,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-05-04 01:55:00,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-05-04 01:55:00,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:55:07,801 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 64 [2021-05-04 01:55:40,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:55:40,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:55:40,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:55:40,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:55:40,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:55:40,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:55:40,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:55:40,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:55:40,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:55:40,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:55:40,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:55:40,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:55:40,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:55:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:55:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:55:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:55:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:55:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:55:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:55:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:55:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:55:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:55:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:55:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:55:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:55:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:55:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:55:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:55:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:55:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:55:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:55:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:55:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:55:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:55:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:55:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 01:55:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-05-04 01:55:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:55:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 01:55:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 01:55:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:55:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-05-04 01:55:40,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-04 01:55:40,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-05-04 01:55:41,051 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable490,44 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:55:41,052 INFO L428 AbstractCegarLoop]: === Iteration 45 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:55:41,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:55:41,052 INFO L82 PathProgramCache]: Analyzing trace with hash 1027110234, now seen corresponding path program 42 times [2021-05-04 01:55:41,052 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:55:41,052 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924149082] [2021-05-04 01:55:41,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:55:41,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:55:43,186 INFO L134 CoverageAnalysis]: Checked inductivity of 899 backedges. 247 proven. 287 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2021-05-04 01:55:43,187 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924149082] [2021-05-04 01:55:43,187 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [271055697] [2021-05-04 01:55:43,187 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 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:55:43,265 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 15 check-sat command(s) [2021-05-04 01:55:43,265 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:55:43,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 30 conjunts are in the unsatisfiable core [2021-05-04 01:55:43,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:55:51,119 INFO L134 CoverageAnalysis]: Checked inductivity of 899 backedges. 247 proven. 287 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2021-05-04 01:55:51,120 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:55:51,120 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29] total 57 [2021-05-04 01:55:51,120 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993616373] [2021-05-04 01:55:51,120 INFO L460 AbstractCegarLoop]: Interpolant automaton has 58 states [2021-05-04 01:55:51,120 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:55:51,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2021-05-04 01:55:51,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=687, Invalid=2619, Unknown=0, NotChecked=0, Total=3306 [2021-05-04 01:55:51,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:55:51,126 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:55:51,126 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 58 states, 58 states have (on average 3.5172413793103448) internal successors, (204), 57 states have internal predecessors, (204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:55:51,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:55:51,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:55:51,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:55:51,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:55:51,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-05-04 01:55:51,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:55:51,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 01:55:51,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 01:55:51,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:55:51,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-05-04 01:55:51,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-05-04 01:55:51,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-05-04 01:55:51,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:55:57,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:55:57,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:55:57,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:55:57,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:55:57,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:55:57,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:55:57,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:55:57,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:55:57,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:55:57,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:55:57,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:55:57,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:55:57,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:55:57,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:55:57,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:55:57,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:55:57,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:55:57,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:55:57,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:55:57,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:55:57,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:55:57,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:55:57,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:55:57,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:55:57,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:55:57,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:55:57,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:55:57,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:55:57,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:55:57,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:55:57,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:55:57,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:55:57,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:55:57,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:55:57,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:55:57,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 01:55:57,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-05-04 01:55:57,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:55:57,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 01:55:57,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 01:55:57,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:55:57,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-05-04 01:55:57,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-04 01:55:57,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-05-04 01:55:57,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-05-04 01:55:57,745 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 45 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable491 [2021-05-04 01:55:57,745 INFO L428 AbstractCegarLoop]: === Iteration 46 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:55:57,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:55:57,745 INFO L82 PathProgramCache]: Analyzing trace with hash 491176119, now seen corresponding path program 43 times [2021-05-04 01:55:57,745 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:55:57,745 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398594857] [2021-05-04 01:55:57,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:55:57,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:55:58,639 INFO L134 CoverageAnalysis]: Checked inductivity of 939 backedges. 260 proven. 196 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2021-05-04 01:55:58,640 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1398594857] [2021-05-04 01:55:58,640 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1514088110] [2021-05-04 01:55:58,640 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 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:55:58,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:55:58,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 29 conjunts are in the unsatisfiable core [2021-05-04 01:55:58,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:56:01,433 INFO L134 CoverageAnalysis]: Checked inductivity of 939 backedges. 287 proven. 169 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2021-05-04 01:56:01,433 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:56:01,433 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 17 [2021-05-04 01:56:01,433 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949122448] [2021-05-04 01:56:01,433 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-05-04 01:56:01,433 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:56:01,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-05-04 01:56:01,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=167, Unknown=0, NotChecked=0, Total=306 [2021-05-04 01:56:01,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:56:01,434 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:56:01,434 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 5.666666666666667) internal successors, (102), 17 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:56:01,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:56:01,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:56:01,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:56:01,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:56:01,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:56:01,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:56:01,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:56:01,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:56:01,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:56:01,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:56:01,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:56:01,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:56:01,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:56:01,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:56:01,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:56:01,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:56:01,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:56:01,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:56:01,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:56:01,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:56:01,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:56:01,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:56:01,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:56:01,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:56:01,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:56:01,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:56:01,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:56:01,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:56:01,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:56:01,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:56:01,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:56:01,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:56:01,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:56:01,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:56:01,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:56:01,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 01:56:01,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-05-04 01:56:01,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:56:01,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 01:56:01,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 01:56:01,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:56:01,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-05-04 01:56:01,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-05-04 01:56:01,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-05-04 01:56:01,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-05-04 01:56:01,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:56:01,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:56:01,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:56:01,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:56:01,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:56:01,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:56:01,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-05-04 01:56:01,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:56:01,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 01:56:01,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 01:56:01,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:56:01,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-05-04 01:56:01,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-04 01:56:01,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-05-04 01:56:01,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-05-04 01:56:01,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:56:02,190 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable492,46 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:56:02,191 INFO L428 AbstractCegarLoop]: === Iteration 47 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:56:02,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:56:02,191 INFO L82 PathProgramCache]: Analyzing trace with hash -1353788299, now seen corresponding path program 44 times [2021-05-04 01:56:02,191 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:56:02,191 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901622664] [2021-05-04 01:56:02,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:56:02,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:56:03,545 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-05-04 01:56:03,734 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-05-04 01:56:03,918 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-05-04 01:56:04,120 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-05-04 01:56:04,373 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-05-04 01:56:04,607 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-05-04 01:56:04,868 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-05-04 01:56:05,147 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-05-04 01:56:05,529 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-05-04 01:56:05,911 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-05-04 01:56:06,331 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-05-04 01:56:06,790 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-05-04 01:56:07,294 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-05-04 01:56:07,832 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-05-04 01:56:08,416 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-05-04 01:56:09,000 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-05-04 01:56:09,573 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-05-04 01:56:10,202 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-05-04 01:56:10,867 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-05-04 01:56:11,559 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2021-05-04 01:56:12,295 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-05-04 01:56:27,751 INFO L134 CoverageAnalysis]: Checked inductivity of 966 backedges. 0 proven. 966 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:56:27,752 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901622664] [2021-05-04 01:56:27,752 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2134133768] [2021-05-04 01:56:27,752 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 47 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 47 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:56:27,807 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-04 01:56:27,807 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:56:27,811 WARN L261 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 227 conjunts are in the unsatisfiable core [2021-05-04 01:56:27,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:56:34,953 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2021-05-04 01:56:36,450 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2021-05-04 01:56:37,867 WARN L205 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2021-05-04 01:56:39,255 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2021-05-04 01:56:40,695 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2021-05-04 01:56:42,126 WARN L205 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-05-04 01:56:43,606 WARN L205 SmtUtils]: Spent 458.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2021-05-04 01:56:45,018 WARN L205 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2021-05-04 01:56:46,404 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2021-05-04 01:56:47,802 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2021-05-04 01:56:49,207 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2021-05-04 01:56:50,665 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-05-04 01:56:52,053 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-05-04 01:56:53,530 WARN L205 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-05-04 01:56:53,666 INFO L354 Elim1Store]: treesize reduction 1066, result has 0.1 percent of original size [2021-05-04 01:56:53,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 323 treesize of output 161 [2021-05-04 01:56:53,676 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 01:56:53,860 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-05-04 01:56:53,862 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:56:53,871 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-05-04 01:56:53,871 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:474, output treesize:174 [2021-05-04 01:56:54,826 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-05-04 01:56:56,198 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-05-04 01:56:57,260 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-05-04 01:56:58,350 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-05-04 01:56:59,418 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-05-04 01:57:00,485 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-05-04 01:57:01,590 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-05-04 01:57:02,760 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-05-04 01:57:03,904 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-05-04 01:57:04,977 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-05-04 01:57:06,132 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-05-04 01:57:07,317 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-05-04 01:57:08,549 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-05-04 01:57:09,766 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-05-04 01:57:09,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:09,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:09,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:09,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:09,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:09,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:09,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:09,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:09,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:09,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:09,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:09,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:09,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:09,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:09,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:09,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:09,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:09,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:09,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:09,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:09,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,228 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:57:10,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:57:10,375 INFO L244 Elim1Store]: Index analysis took 489 ms [2021-05-04 01:57:10,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 91 disjoint index pairs (out of 105 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 292 treesize of output 80 [2021-05-04 01:57:10,387 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 01:57:10,428 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:57:10,435 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 01:57:10,435 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:302, output treesize:7 [2021-05-04 01:57:11,087 INFO L134 CoverageAnalysis]: Checked inductivity of 966 backedges. 0 proven. 966 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:57:11,087 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:57:11,087 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [58, 58] total 86 [2021-05-04 01:57:11,088 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890387351] [2021-05-04 01:57:11,088 INFO L460 AbstractCegarLoop]: Interpolant automaton has 87 states [2021-05-04 01:57:11,088 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:57:11,088 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 87 interpolants. [2021-05-04 01:57:11,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=241, Invalid=7241, Unknown=0, NotChecked=0, Total=7482 [2021-05-04 01:57:11,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:57:11,088 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:57:11,089 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 87 states, 87 states have (on average 2.5977011494252875) internal successors, (226), 86 states have internal predecessors, (226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:57:11,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:57:11,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:57:11,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:57:11,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:57:11,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:57:11,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:57:11,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:57:11,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:57:11,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:57:11,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:57:11,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:57:11,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:57:11,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:57:11,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:57:11,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:57:11,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:57:11,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:57:11,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:57:11,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:57:11,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:57:11,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:57:11,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:57:11,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:57:11,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:57:11,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:57:11,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:57:11,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:57:11,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:57:11,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:57:11,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:57:11,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:57:11,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:57:11,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:57:11,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:57:11,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:57:11,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 01:57:11,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-05-04 01:57:11,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:57:11,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 01:57:11,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 01:57:11,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:57:11,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-05-04 01:57:11,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-05-04 01:57:11,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-05-04 01:57:11,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-05-04 01:57:11,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:57:11,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:57:43,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:57:43,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:57:43,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:57:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 01:57:43,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-05-04 01:57:43,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:57:43,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 01:57:43,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 01:57:43,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:57:43,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-05-04 01:57:43,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-04 01:57:43,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-05-04 01:57:43,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-05-04 01:57:43,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:57:43,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-05-04 01:57:43,210 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable493,47 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:57:43,210 INFO L428 AbstractCegarLoop]: === Iteration 48 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:57:43,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:57:43,211 INFO L82 PathProgramCache]: Analyzing trace with hash 1493063859, now seen corresponding path program 45 times [2021-05-04 01:57:43,211 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:57:43,211 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186259279] [2021-05-04 01:57:43,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:57:43,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:57:45,653 INFO L134 CoverageAnalysis]: Checked inductivity of 995 backedges. 225 proven. 287 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2021-05-04 01:57:45,653 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186259279] [2021-05-04 01:57:45,653 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1856299281] [2021-05-04 01:57:45,653 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 48 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:57:45,725 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2021-05-04 01:57:45,725 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:57:45,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 30 conjunts are in the unsatisfiable core [2021-05-04 01:57:45,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:57:48,681 INFO L134 CoverageAnalysis]: Checked inductivity of 995 backedges. 225 proven. 287 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2021-05-04 01:57:48,681 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:57:48,681 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 16] total 32 [2021-05-04 01:57:48,681 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458324486] [2021-05-04 01:57:48,681 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-05-04 01:57:48,681 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:57:48,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-05-04 01:57:48,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=408, Invalid=648, Unknown=0, NotChecked=0, Total=1056 [2021-05-04 01:57:48,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:57:48,682 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:57:48,682 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 4.212121212121212) internal successors, (139), 32 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:57:48,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:57:48,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:57:48,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:57:48,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:57:48,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:57:48,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:57:48,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:57:48,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:57:48,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:57:48,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:57:48,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:57:48,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:57:48,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:57:48,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:57:48,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:57:48,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-05-04 01:57:48,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:57:49,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:57:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:57:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:57:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 01:57:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-05-04 01:57:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:57:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 01:57:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 01:57:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:57:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-05-04 01:57:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-04 01:57:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-05-04 01:57:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-05-04 01:57:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:57:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-05-04 01:57:49,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 01:57:49,654 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable494,48 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:57:49,654 INFO L428 AbstractCegarLoop]: === Iteration 49 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:57:49,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:57:49,654 INFO L82 PathProgramCache]: Analyzing trace with hash 891795347, now seen corresponding path program 46 times [2021-05-04 01:57:49,654 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:57:49,654 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927474874] [2021-05-04 01:57:49,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:57:49,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:57:52,089 INFO L134 CoverageAnalysis]: Checked inductivity of 1038 backedges. 287 proven. 330 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2021-05-04 01:57:52,089 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927474874] [2021-05-04 01:57:52,089 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [159222220] [2021-05-04 01:57:52,089 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 49 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:57:52,149 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-04 01:57:52,149 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:57:52,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 32 conjunts are in the unsatisfiable core [2021-05-04 01:57:52,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:58:01,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1038 backedges. 287 proven. 330 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2021-05-04 01:58:01,126 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:58:01,127 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 61 [2021-05-04 01:58:01,127 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371811045] [2021-05-04 01:58:01,127 INFO L460 AbstractCegarLoop]: Interpolant automaton has 62 states [2021-05-04 01:58:01,127 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:58:01,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2021-05-04 01:58:01,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=781, Invalid=3001, Unknown=0, NotChecked=0, Total=3782 [2021-05-04 01:58:01,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:58:01,128 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:58:01,128 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 62 states, 62 states have (on average 3.274193548387097) internal successors, (203), 61 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:58:01,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:58:01,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:58:01,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:58:01,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:58:01,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:58:01,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:58:01,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:58:01,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:58:01,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:58:01,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:58:01,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:58:01,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:58:01,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:58:01,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:58:01,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:58:01,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:58:01,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:58:01,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:58:01,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:58:01,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:58:01,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:58:01,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:58:01,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:58:01,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:58:01,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:58:01,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:58:01,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:58:01,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:58:01,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:58:01,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:58:01,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:58:01,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:58:01,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:58:01,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:58:01,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:58:01,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 01:58:01,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-05-04 01:58:01,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:58:01,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 01:58:01,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 01:58:01,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:58:01,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-05-04 01:58:01,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-05-04 01:58:01,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-05-04 01:58:01,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-05-04 01:58:01,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:58:01,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-05-04 01:58:01,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 01:58:01,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:58:09,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:58:09,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:58:09,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:58:09,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:58:09,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:58:09,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:58:09,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:58:09,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-05-04 01:58:09,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-04 01:58:09,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-05-04 01:58:09,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-05-04 01:58:09,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:58:09,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-05-04 01:58:09,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 01:58:09,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-05-04 01:58:09,452 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable495,49 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:58:09,452 INFO L428 AbstractCegarLoop]: === Iteration 50 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:58:09,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:58:09,453 INFO L82 PathProgramCache]: Analyzing trace with hash 343584726, now seen corresponding path program 47 times [2021-05-04 01:58:09,453 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:58:09,453 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342191817] [2021-05-04 01:58:09,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:58:09,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:58:10,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 301 proven. 225 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2021-05-04 01:58:10,506 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342191817] [2021-05-04 01:58:10,506 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [549396892] [2021-05-04 01:58:10,506 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 50 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 50 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:58:10,581 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) [2021-05-04 01:58:10,581 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:58:10,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 31 conjunts are in the unsatisfiable core [2021-05-04 01:58:10,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:58:13,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 330 proven. 196 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2021-05-04 01:58:13,968 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:58:13,968 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 18 [2021-05-04 01:58:13,968 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513525904] [2021-05-04 01:58:13,969 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-05-04 01:58:13,969 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:58:13,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-05-04 01:58:13,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=186, Unknown=0, NotChecked=0, Total=342 [2021-05-04 01:58:13,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:58:13,969 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:58:13,969 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 5.631578947368421) internal successors, (107), 18 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 01:58:13,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:58:13,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:58:13,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:58:13,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:58:13,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:58:13,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:58:13,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:58:13,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:58:13,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:58:13,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:58:13,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:58:13,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:58:13,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:58:13,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:58:13,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-05-04 01:58:13,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 01:58:13,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-05-04 01:58:13,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:58:14,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:58:14,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-04 01:58:14,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:58:14,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:58:14,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-04 01:58:14,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:58:14,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-04 01:58:14,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:58:14,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:58:14,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:58:14,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:58:14,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:58:14,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:58:14,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:58:14,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:58:14,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:58:14,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:58:14,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:58:14,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-04 01:58:14,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:58:14,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-04 01:58:14,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-04 01:58:14,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-04 01:58:14,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-04 01:58:14,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-04 01:58:14,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:58:14,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-05-04 01:58:14,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-04 01:58:14,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-04 01:58:14,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-04 01:58:14,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-04 01:58:14,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-04 01:58:14,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-04 01:58:14,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-05-04 01:58:14,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:58:14,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-04 01:58:14,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-05-04 01:58:14,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:58:14,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-04 01:58:14,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-04 01:58:14,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-04 01:58:14,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-05-04 01:58:14,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-04 01:58:14,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-05-04 01:58:14,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-05-04 01:58:14,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 01:58:14,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-05-04 01:58:14,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-04 01:58:14,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-05-04 01:58:14,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 01:58:14,835 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 50 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable496 [2021-05-04 01:58:14,835 INFO L428 AbstractCegarLoop]: === Iteration 51 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:58:14,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:58:14,836 INFO L82 PathProgramCache]: Analyzing trace with hash -1455196204, now seen corresponding path program 48 times [2021-05-04 01:58:14,836 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:58:14,836 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527259584] [2021-05-04 01:58:14,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:58:14,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:58:16,373 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2021-05-04 01:58:16,587 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-05-04 01:58:16,801 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-05-04 01:58:17,060 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-05-04 01:58:17,317 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-05-04 01:58:17,609 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-05-04 01:58:17,899 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-05-04 01:58:18,224 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-05-04 01:58:18,645 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-05-04 01:58:19,093 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-05-04 01:58:19,570 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-05-04 01:58:20,098 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-05-04 01:58:20,637 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-05-04 01:58:21,206 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-05-04 01:58:21,801 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-05-04 01:58:22,484 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-05-04 01:58:23,148 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-05-04 01:58:23,806 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-05-04 01:58:24,502 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2021-05-04 01:58:25,224 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-05-04 01:58:25,989 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2021-05-04 01:58:26,794 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2021-05-04 01:58:45,241 INFO L134 CoverageAnalysis]: Checked inductivity of 1110 backedges. 0 proven. 1110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:58:45,241 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1527259584] [2021-05-04 01:58:45,241 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1752914243] [2021-05-04 01:58:45,241 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 51 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 51 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:58:45,330 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2021-05-04 01:58:45,330 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:58:45,333 WARN L261 TraceCheckSpWp]: Trace formula consists of 455 conjuncts, 245 conjunts are in the unsatisfiable core [2021-05-04 01:58:45,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:58:48,204 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-05-04 01:58:49,347 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-05-04 01:58:50,490 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-05-04 01:58:51,691 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-05-04 01:58:52,878 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-05-04 01:58:54,080 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-05-04 01:58:55,307 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-05-04 01:58:56,539 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-05-04 01:58:57,799 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-05-04 01:58:59,141 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2021-05-04 01:59:00,486 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2021-05-04 01:59:01,963 WARN L205 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-05-04 01:59:03,401 WARN L205 SmtUtils]: Spent 457.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2021-05-04 01:59:04,828 WARN L205 SmtUtils]: Spent 489.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2021-05-04 01:59:06,251 WARN L205 SmtUtils]: Spent 480.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2021-05-04 01:59:07,915 WARN L205 SmtUtils]: Spent 569.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2021-05-04 01:59:09,566 WARN L205 SmtUtils]: Spent 541.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2021-05-04 01:59:11,151 WARN L205 SmtUtils]: Spent 548.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-05-04 01:59:12,774 WARN L205 SmtUtils]: Spent 531.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-05-04 01:59:14,170 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2021-05-04 01:59:15,564 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2021-05-04 01:59:17,073 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2021-05-04 01:59:18,778 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2021-05-04 01:59:20,409 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2021-05-04 01:59:22,165 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-05-04 01:59:24,065 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2021-05-04 01:59:25,958 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2021-05-04 01:59:28,038 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2021-05-04 01:59:30,270 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2021-05-04 01:59:32,596 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2021-05-04 01:59:32,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:32,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:32,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:32,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:32,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:32,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:32,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:32,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:32,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:32,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:32,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:32,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:32,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:32,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:32,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:32,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:32,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:32,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:32,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:33,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:35,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:35,005 INFO L244 Elim1Store]: Index analysis took 2251 ms [2021-05-04 01:59:41,112 WARN L205 SmtUtils]: Spent 6.10 s on a formula simplification that was a NOOP. DAG size: 514 [2021-05-04 01:59:41,115 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:59:41,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 26 select indices, 26 select index equivalence classes, 215 disjoint index pairs (out of 325 index pairs), introduced 26 new quantified variables, introduced 110 case distinctions, treesize of input 494 treesize of output 1480 [2021-05-04 01:59:43,350 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 636 DAG size of output: 607 [2021-05-04 01:59:43,474 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 859 DAG size of output: 831 [2021-05-04 01:59:43,599 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 859 DAG size of output: 812 [2021-05-04 01:59:43,750 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 878 DAG size of output: 840 [2021-05-04 01:59:44,024 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 842 DAG size of output: 1275 [2021-05-04 01:59:44,313 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 801 DAG size of output: 1073 [2021-05-04 01:59:45,089 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 1027 DAG size of output: 994 [2021-05-04 01:59:45,438 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 1488 DAG size of output: 1439 [2021-05-04 01:59:45,775 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 1488 DAG size of output: 1419 [2021-05-04 01:59:46,130 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 1503 DAG size of output: 1450 [2021-05-04 01:59:46,828 WARN L205 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 1452 DAG size of output: 2065 [2021-05-04 01:59:47,460 WARN L205 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 1219 DAG size of output: 1619 [2021-05-04 01:59:47,890 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 795 DAG size of output: 1052 [2021-05-04 01:59:48,106 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 680 DAG size of output: 641 [2021-05-04 01:59:48,397 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 607 DAG size of output: 544 [2021-05-04 01:59:48,762 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 1025 DAG size of output: 981 [2021-05-04 01:59:49,404 WARN L205 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 1822 DAG size of output: 1737 [2021-05-04 01:59:50,423 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 2643 DAG size of output: 2564 [2021-05-04 01:59:51,497 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 2643 DAG size of output: 2535 [2021-05-04 01:59:53,647 WARN L205 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 2657 DAG size of output: 3576 [2021-05-04 01:59:54,105 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 1279 DAG size of output: 1106 [2021-05-04 01:59:54,603 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 1096 DAG size of output: 1071 [2021-05-04 01:59:55,938 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 3400 DAG size of output: 3318 [2021-05-04 01:59:58,118 WARN L205 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 3461 DAG size of output: 3379 [2021-05-04 02:00:00,339 WARN L205 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 3461 DAG size of output: 3415 [2021-05-04 02:00:02,259 WARN L205 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 3415 DAG size of output: 3316 [2021-05-04 02:00:02,326 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 02:01:01,247 WARN L205 SmtUtils]: Spent 58.92 s on a formula simplification. DAG size of input: 3424 DAG size of output: 99 [2021-05-04 02:01:01,251 INFO L628 ElimStorePlain]: treesize reduction 251087, result has 0.1 percent of original size [2021-05-04 02:01:01,290 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-04 02:01:01,290 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:517, output treesize:192 [2021-05-04 02:01:03,176 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-05-04 02:01:04,747 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-05-04 02:01:06,283 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-05-04 02:01:07,637 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-05-04 02:01:09,094 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-05-04 02:01:10,735 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-05-04 02:01:12,416 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-05-04 02:01:14,167 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-05-04 02:01:15,906 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-05-04 02:01:17,696 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-05-04 02:01:19,571 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-05-04 02:01:21,494 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-05-04 02:01:23,458 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-05-04 02:01:25,462 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-05-04 02:01:27,555 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-05-04 02:01:29,747 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-05-04 02:01:29,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:29,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:29,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:29,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:29,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:29,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:29,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:29,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:29,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:30,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:31,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:01:32,421 INFO L244 Elim1Store]: Index analysis took 2544 ms [2021-05-04 02:01:39,585 WARN L205 SmtUtils]: Spent 7.16 s on a formula simplification that was a NOOP. DAG size: 509 [2021-05-04 02:01:39,588 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:01:39,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 26 select indices, 26 select index equivalence classes, 215 disjoint index pairs (out of 325 index pairs), introduced 26 new quantified variables, introduced 110 case distinctions, treesize of input 313 treesize of output 1375 [2021-05-04 02:01:41,710 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 736 DAG size of output: 707 [2021-05-04 02:01:41,980 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 725 DAG size of output: 1155 [2021-05-04 02:01:42,818 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 859 DAG size of output: 823 [2021-05-04 02:01:43,043 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 1477 DAG size of output: 1425 [2021-05-04 02:01:43,296 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 1477 DAG size of output: 1456 [2021-05-04 02:01:43,537 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 1488 DAG size of output: 1455 [2021-05-04 02:01:44,059 WARN L205 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 1457 DAG size of output: 1996 [2021-05-04 02:01:44,370 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 982 DAG size of output: 1238 [2021-05-04 02:01:44,582 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 681 DAG size of output: 881 [2021-05-04 02:01:44,958 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 857 DAG size of output: 846 [2021-05-04 02:01:45,240 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 1402 DAG size of output: 1380 [2021-05-04 02:01:45,785 WARN L205 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 2402 DAG size of output: 2371 [2021-05-04 02:01:46,336 WARN L205 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 2402 DAG size of output: 2396 [2021-05-04 02:01:47,560 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 2419 DAG size of output: 3959 [2021-05-04 02:01:48,158 WARN L205 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 1809 DAG size of output: 2473 [2021-05-04 02:01:48,647 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 1336 DAG size of output: 1725 [2021-05-04 02:01:48,814 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 707 DAG size of output: 667 [2021-05-04 02:01:49,241 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 654 DAG size of output: 618 [2021-05-04 02:01:49,562 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 1690 DAG size of output: 1603 [2021-05-04 02:01:50,221 WARN L205 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 2826 DAG size of output: 2672 [2021-05-04 02:01:51,494 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 4971 DAG size of output: 4805 [2021-05-04 02:01:52,855 WARN L205 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 4971 DAG size of output: 4817 [2021-05-04 02:01:54,228 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 4971 DAG size of output: 4833 [2021-05-04 02:01:55,585 WARN L205 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 4833 DAG size of output: 4643 [2021-05-04 02:01:55,666 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 12 xjuncts. [2021-05-04 02:03:39,338 WARN L205 SmtUtils]: Spent 1.73 m on a formula simplification. DAG size of input: 4837 DAG size of output: 34 [2021-05-04 02:03:39,342 INFO L628 ElimStorePlain]: treesize reduction 259824, result has 0.0 percent of original size [2021-05-04 02:03:39,359 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-05-04 02:03:39,359 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:321, output treesize:42 [2021-05-04 02:03:41,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1110 backedges. 0 proven. 1110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 02:03:41,436 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 02:03:41,436 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [62, 64] total 109 [2021-05-04 02:03:41,436 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726923735] [2021-05-04 02:03:41,437 INFO L460 AbstractCegarLoop]: Interpolant automaton has 110 states [2021-05-04 02:03:41,437 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 02:03:41,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 110 interpolants. [2021-05-04 02:03:41,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=359, Invalid=11631, Unknown=0, NotChecked=0, Total=11990 [2021-05-04 02:03:41,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:03:41,438 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 02:03:41,438 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 110 states, 110 states have (on average 2.6272727272727274) internal successors, (289), 109 states have internal predecessors, (289), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 02:03:41,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:03:41,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-04 02:03:41,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:03:41,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 02:03:41,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-04 02:03:41,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 02:03:41,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-04 02:03:41,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 02:03:41,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 02:03:41,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-05-04 02:03:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-05-04 02:03:41,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-05-04 02:03:41,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-05-04 02:03:41,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-05-04 02:03:41,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-05-04 02:03:41,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-05-04 02:03:41,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-04 02:03:41,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-05-04 02:03:41,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 02:03:41,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:04:06,189 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 89 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown