/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-SemanticLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/min-array-hom.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-13 02:58:24,419 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-13 02:58:24,421 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-13 02:58:24,450 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-13 02:58:24,451 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-13 02:58:24,453 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-13 02:58:24,455 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-13 02:58:24,459 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-13 02:58:24,461 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-13 02:58:24,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-13 02:58:24,465 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-13 02:58:24,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-13 02:58:24,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-13 02:58:24,467 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-13 02:58:24,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-13 02:58:24,469 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-13 02:58:24,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-13 02:58:24,472 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-13 02:58:24,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-13 02:58:24,480 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-13 02:58:24,481 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-13 02:58:24,482 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-13 02:58:24,482 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-13 02:58:24,484 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-13 02:58:24,488 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-03-13 02:58:24,489 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-03-13 02:58:24,489 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-03-13 02:58:24,490 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-03-13 02:58:24,490 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-03-13 02:58:24,491 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-03-13 02:58:24,491 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-13 02:58:24,492 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-13 02:58:24,493 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-13 02:58:24,493 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-13 02:58:24,494 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-13 02:58:24,494 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-13 02:58:24,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-13 02:58:24,495 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-13 02:58:24,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-13 02:58:24,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-13 02:58:24,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-13 02:58:24,499 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-SemanticLbe-Delay.epf [2021-03-13 02:58:24,526 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-13 02:58:24,526 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-13 02:58:24,527 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-13 02:58:24,527 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-13 02:58:24,529 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-13 02:58:24,529 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-13 02:58:24,529 INFO L138 SettingsManager]: * Use SBE=true [2021-03-13 02:58:24,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-13 02:58:24,530 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-13 02:58:24,530 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-13 02:58:24,530 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-13 02:58:24,531 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-13 02:58:24,531 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-13 02:58:24,531 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-13 02:58:24,531 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-13 02:58:24,531 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-13 02:58:24,531 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-13 02:58:24,531 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-13 02:58:24,531 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-13 02:58:24,532 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-13 02:58:24,532 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-13 02:58:24,532 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-13 02:58:24,532 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-13 02:58:24,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-13 02:58:24,532 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-13 02:58:24,532 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-13 02:58:24,532 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-13 02:58:24,532 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-13 02:58:24,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-13 02:58:24,532 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-03-13 02:58:24,533 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-13 02:58:24,533 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-03-13 02:58:24,533 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-13 02:58:24,784 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-13 02:58:24,801 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-13 02:58:24,803 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-13 02:58:24,804 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-13 02:58:24,804 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-13 02:58:24,805 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/min-array-hom.wvr.bpl [2021-03-13 02:58:24,805 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/min-array-hom.wvr.bpl' [2021-03-13 02:58:24,839 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-13 02:58:24,857 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-13 02:58:24,879 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-13 02:58:24,880 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-13 02:58:24,880 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-13 02:58:24,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "min-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 02:58:24" (1/1) ... [2021-03-13 02:58:24,899 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "min-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 02:58:24" (1/1) ... [2021-03-13 02:58:24,905 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-13 02:58:24,907 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-13 02:58:24,907 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-13 02:58:24,907 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-13 02:58:24,913 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "min-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 02:58:24" (1/1) ... [2021-03-13 02:58:24,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "min-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 02:58:24" (1/1) ... [2021-03-13 02:58:24,914 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "min-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 02:58:24" (1/1) ... [2021-03-13 02:58:24,914 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "min-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 02:58:24" (1/1) ... [2021-03-13 02:58:24,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "min-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 02:58:24" (1/1) ... [2021-03-13 02:58:24,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "min-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 02:58:24" (1/1) ... [2021-03-13 02:58:24,921 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "min-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 02:58:24" (1/1) ... [2021-03-13 02:58:24,925 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-13 02:58:24,926 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-13 02:58:24,926 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-13 02:58:24,927 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-13 02:58:24,929 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "min-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 02:58:24" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-13 02:58:24,984 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-13 02:58:24,984 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-13 02:58:24,984 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-13 02:58:24,984 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-13 02:58:24,984 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-13 02:58:24,984 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-13 02:58:24,985 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-13 02:58:24,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-13 02:58:24,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-13 02:58:24,985 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-03-13 02:58:24,985 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-03-13 02:58:24,986 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-03-13 02:58:24,986 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-13 02:58:25,194 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-13 02:58:25,194 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-03-13 02:58:25,195 INFO L202 PluginConnector]: Adding new model min-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.03 02:58:25 BoogieIcfgContainer [2021-03-13 02:58:25,195 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-13 02:58:25,196 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-13 02:58:25,196 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-13 02:58:25,198 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-13 02:58:25,198 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 02:58:24" (1/2) ... [2021-03-13 02:58:25,199 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@524fff9c and model type min-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.03 02:58:25, skipping insertion in model container [2021-03-13 02:58:25,199 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.03 02:58:25" (2/2) ... [2021-03-13 02:58:25,200 INFO L111 eAbstractionObserver]: Analyzing ICFG min-array-hom.wvr.bpl [2021-03-13 02:58:25,203 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-13 02:58:25,203 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-13 02:58:25,205 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-13 02:58:25,206 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-13 02:58:25,276 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-03-13 02:58:25,286 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-03-13 02:58:25,315 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-13 02:58:25,315 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-13 02:58:25,315 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-13 02:58:25,315 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-13 02:58:25,315 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-13 02:58:25,315 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-13 02:58:25,315 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-13 02:58:25,316 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-13 02:58:25,321 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-13 02:58:25,321 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 36 places, 29 transitions, 82 flow [2021-03-13 02:58:25,323 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 36 places, 29 transitions, 82 flow [2021-03-13 02:58:25,323 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 36 places, 29 transitions, 82 flow [2021-03-13 02:58:25,337 INFO L129 PetriNetUnfolder]: 3/26 cut-off events. [2021-03-13 02:58:25,338 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-03-13 02:58:25,340 INFO L84 FinitePrefix]: Finished finitePrefix Result has 39 conditions, 26 events. 3/26 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 35 event pairs, 0 based on Foata normal form. 0/22 useless extension candidates. Maximal degree in co-relation 18. Up to 2 conditions per place. [2021-03-13 02:58:25,340 INFO L116 LiptonReduction]: Number of co-enabled transitions 144 [2021-03-13 02:58:25,583 INFO L131 LiptonReduction]: Checked pairs total: 96 [2021-03-13 02:58:25,584 INFO L133 LiptonReduction]: Total number of compositions: 12 [2021-03-13 02:58:25,616 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 02:58:25,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 02:58:25,622 INFO L82 PathProgramCache]: Analyzing trace with hash -1952797836, now seen corresponding path program 1 times [2021-03-13 02:58:25,628 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 02:58:25,629 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467652184] [2021-03-13 02:58:25,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 02:58:25,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 02:58:25,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 02:58:25,757 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467652184] [2021-03-13 02:58:25,757 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-13 02:58:25,757 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-13 02:58:25,758 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179565228] [2021-03-13 02:58:25,761 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-13 02:58:25,761 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 02:58:25,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-13 02:58:25,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-13 02:58:25,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:58:25,774 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 02:58:25,774 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 02:58:25,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:58:25,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:25,791 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-13 02:58:25,792 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 02:58:25,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 02:58:25,792 INFO L82 PathProgramCache]: Analyzing trace with hash -340728105, now seen corresponding path program 1 times [2021-03-13 02:58:25,792 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 02:58:25,792 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917784154] [2021-03-13 02:58:25,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 02:58:25,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 02:58:25,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-13 02:58:25,847 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917784154] [2021-03-13 02:58:25,847 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-13 02:58:25,847 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-13 02:58:25,848 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746605903] [2021-03-13 02:58:25,849 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-13 02:58:25,849 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 02:58:25,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-13 02:58:25,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-13 02:58:25,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:58:25,852 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 02:58:25,852 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 02:58:25,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:25,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:58:25,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:25,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:25,877 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-13 02:58:25,877 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 02:58:25,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 02:58:25,878 INFO L82 PathProgramCache]: Analyzing trace with hash -1400006692, now seen corresponding path program 1 times [2021-03-13 02:58:25,878 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 02:58:25,878 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074317157] [2021-03-13 02:58:25,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 02:58:25,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 02:58:25,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-13 02:58:25,931 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074317157] [2021-03-13 02:58:25,932 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-13 02:58:25,932 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-13 02:58:25,932 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284658054] [2021-03-13 02:58:25,933 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-13 02:58:25,933 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 02:58:25,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-13 02:58:25,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-13 02:58:25,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:58:25,934 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 02:58:25,934 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 02:58:25,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:25,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:25,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:58:25,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:25,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:25,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 02:58:25,949 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-13 02:58:25,949 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 02:58:25,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 02:58:25,950 INFO L82 PathProgramCache]: Analyzing trace with hash -384071825, now seen corresponding path program 1 times [2021-03-13 02:58:25,950 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 02:58:25,951 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233023482] [2021-03-13 02:58:25,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 02:58:25,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 02:58:26,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 02:58:26,148 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233023482] [2021-03-13 02:58:26,148 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1983390012] [2021-03-13 02:58:26,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 02:58:26,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 02:58:26,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 18 conjunts are in the unsatisfiable core [2021-03-13 02:58:26,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 02:58:26,576 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:58:26,576 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:58:26,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 10 [2021-03-13 02:58:26,582 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 02:58:26,585 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:58:26,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-03-13 02:58:26,587 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 02:58:26,654 INFO L628 ElimStorePlain]: treesize reduction 33, result has 53.5 percent of original size [2021-03-13 02:58:26,659 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 5 treesize of output 3 [2021-03-13 02:58:26,661 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 02:58:26,721 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:58:26,724 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-13 02:58:26,725 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:113, output treesize:24 [2021-03-13 02:58:26,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 02:58:26,777 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 02:58:26,777 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 8 [2021-03-13 02:58:26,777 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501280919] [2021-03-13 02:58:26,778 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-13 02:58:26,778 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 02:58:26,778 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-13 02:58:26,778 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-03-13 02:58:26,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:58:26,778 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 02:58:26,778 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 9 states have (on average 2.888888888888889) internal successors, (26), 9 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 02:58:26,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:26,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:26,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 02:58:26,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:58:26,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:26,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:26,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 02:58:26,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 02:58:27,167 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 02:58:27,167 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 02:58:27,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 02:58:27,168 INFO L82 PathProgramCache]: Analyzing trace with hash -1727727145, now seen corresponding path program 2 times [2021-03-13 02:58:27,168 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 02:58:27,168 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993459589] [2021-03-13 02:58:27,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 02:58:27,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 02:58:27,273 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 02:58:27,273 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993459589] [2021-03-13 02:58:27,273 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [974159524] [2021-03-13 02:58:27,273 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 02:58:27,311 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 02:58:27,311 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 02:58:27,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-13 02:58:27,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 02:58:27,395 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 02:58:27,396 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 02:58:27,396 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 10 [2021-03-13 02:58:27,396 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177983741] [2021-03-13 02:58:27,396 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-13 02:58:27,396 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 02:58:27,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-13 02:58:27,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-03-13 02:58:27,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:58:27,397 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 02:58:27,397 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 2.1818181818181817) internal successors, (24), 10 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 02:58:27,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:27,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:27,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 02:58:27,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 02:58:27,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:58:27,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:27,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:27,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 02:58:27,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 02:58:27,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 02:58:27,733 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-03-13 02:58:27,733 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 02:58:27,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 02:58:27,734 INFO L82 PathProgramCache]: Analyzing trace with hash -1953471276, now seen corresponding path program 3 times [2021-03-13 02:58:27,734 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 02:58:27,734 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096402751] [2021-03-13 02:58:27,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 02:58:27,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 02:58:28,132 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 02:58:28,132 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096402751] [2021-03-13 02:58:28,132 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2063403509] [2021-03-13 02:58:28,132 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 02:58:28,162 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-13 02:58:28,163 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 02:58:28,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 26 conjunts are in the unsatisfiable core [2021-03-13 02:58:28,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 02:58:28,665 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 71 [2021-03-13 02:58:28,763 INFO L446 ElimStorePlain]: Different costs {3=[v_prenex_10, v_prenex_11], 5=[A, v_prenex_12]} [2021-03-13 02:58:28,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:28,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:28,768 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:58:28,769 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 23 treesize of output 13 [2021-03-13 02:58:28,769 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 02:58:28,868 INFO L628 ElimStorePlain]: treesize reduction 150, result has 45.5 percent of original size [2021-03-13 02:58:28,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:28,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:28,883 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:58:28,883 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 23 treesize of output 13 [2021-03-13 02:58:28,885 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 02:58:28,918 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:58:28,921 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:58:28,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:28,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:28,923 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:58:28,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-03-13 02:58:28,926 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 02:58:28,955 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:58:28,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:28,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:28,959 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:58:28,960 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 29 treesize of output 13 [2021-03-13 02:58:28,966 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 02:58:28,994 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:58:28,997 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-13 02:58:28,997 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:314, output treesize:33 [2021-03-13 02:58:29,038 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 02:58:29,038 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 02:58:29,039 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 13 [2021-03-13 02:58:29,039 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068831003] [2021-03-13 02:58:29,039 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-13 02:58:29,039 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 02:58:29,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-13 02:58:29,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2021-03-13 02:58:29,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:58:29,040 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 02:58:29,040 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 14 states have (on average 2.142857142857143) internal successors, (30), 14 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 02:58:29,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:29,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:29,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 02:58:29,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 02:58:29,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 02:58:29,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:58:29,630 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 77 [2021-03-13 02:58:29,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:29,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:29,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 02:58:29,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 02:58:29,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 02:58:29,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 02:58:29,919 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 02:58:29,920 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 02:58:29,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 02:58:29,920 INFO L82 PathProgramCache]: Analyzing trace with hash -161517100, now seen corresponding path program 4 times [2021-03-13 02:58:29,920 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 02:58:29,920 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214229436] [2021-03-13 02:58:29,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 02:58:29,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 02:58:30,084 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 02:58:30,085 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214229436] [2021-03-13 02:58:30,085 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [113844998] [2021-03-13 02:58:30,085 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 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 02:58:30,108 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 02:58:30,109 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 02:58:30,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-13 02:58:30,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 02:58:30,209 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 02:58:30,209 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 02:58:30,209 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 16 [2021-03-13 02:58:30,209 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447424891] [2021-03-13 02:58:30,210 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-13 02:58:30,210 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 02:58:30,210 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-13 02:58:30,210 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2021-03-13 02:58:30,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:58:30,211 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 02:58:30,211 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.7647058823529411) internal successors, (30), 16 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 02:58:30,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:30,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:30,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 02:58:30,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 02:58:30,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 02:58:30,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 02:58:30,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:58:30,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:30,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:30,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 02:58:30,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 02:58:30,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 02:58:30,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 02:58:30,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 02:58:30,550 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-03-13 02:58:30,550 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 02:58:30,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 02:58:30,575 INFO L82 PathProgramCache]: Analyzing trace with hash -645600137, now seen corresponding path program 5 times [2021-03-13 02:58:30,575 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 02:58:30,575 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465089141] [2021-03-13 02:58:30,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 02:58:30,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 02:58:30,672 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 02:58:30,673 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465089141] [2021-03-13 02:58:30,673 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [630331357] [2021-03-13 02:58:30,673 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 02:58:30,699 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-03-13 02:58:30,699 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 02:58:30,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 11 conjunts are in the unsatisfiable core [2021-03-13 02:58:30,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 02:58:30,793 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 02:58:30,793 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 02:58:30,793 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 18 [2021-03-13 02:58:30,793 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703639684] [2021-03-13 02:58:30,793 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-03-13 02:58:30,793 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 02:58:30,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-03-13 02:58:30,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=272, Unknown=0, NotChecked=0, Total=342 [2021-03-13 02:58:30,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:58:30,794 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 02:58:30,794 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.6842105263157894) internal successors, (32), 18 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 02:58:30,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:30,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:30,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 02:58:30,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 02:58:30,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 02:58:30,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 02:58:30,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 02:58:30,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:58:30,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:30,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:30,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 02:58:30,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 02:58:30,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 02:58:30,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 02:58:30,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 02:58:30,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 02:58:31,156 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-03-13 02:58:31,156 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 02:58:31,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 02:58:31,167 INFO L82 PathProgramCache]: Analyzing trace with hash 1527694900, now seen corresponding path program 6 times [2021-03-13 02:58:31,167 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 02:58:31,167 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262056671] [2021-03-13 02:58:31,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 02:58:31,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 02:58:31,805 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 54 [2021-03-13 02:58:32,085 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 79 [2021-03-13 02:58:32,211 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 262 [2021-03-13 02:58:33,159 WARN L205 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 88 [2021-03-13 02:58:33,509 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 50 [2021-03-13 02:58:33,682 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 02:58:33,683 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262056671] [2021-03-13 02:58:33,683 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2010379001] [2021-03-13 02:58:33,683 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 02:58:33,712 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-03-13 02:58:33,712 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 02:58:33,713 WARN L261 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 43 conjunts are in the unsatisfiable core [2021-03-13 02:58:33,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 02:58:34,619 WARN L205 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-03-13 02:58:36,420 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 359 DAG size of output: 340 [2021-03-13 02:58:37,873 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 364 DAG size of output: 343 [2021-03-13 02:58:39,287 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 366 DAG size of output: 343 [2021-03-13 02:58:39,572 INFO L446 ElimStorePlain]: Different costs {10=[v_prenex_45, v_prenex_56], 14=[v_prenex_50, A, v_prenex_54, v_prenex_43, v_prenex_53, v_prenex_52, v_prenex_51, v_prenex_47, v_prenex_57, v_prenex_46, v_prenex_44, v_prenex_55, v_prenex_49, v_prenex_48]} [2021-03-13 02:58:39,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:39,596 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:58:39,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:39,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:39,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:39,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:39,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:39,603 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:58:39,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 19 [2021-03-13 02:58:39,612 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 02:58:39,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:39,646 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:58:39,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:39,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:39,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:39,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:39,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:39,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 19 [2021-03-13 02:58:39,654 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 02:58:40,732 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 378 DAG size of output: 293 [2021-03-13 02:58:40,733 INFO L628 ElimStorePlain]: treesize reduction 1087, result has 43.6 percent of original size [2021-03-13 02:58:40,733 INFO L518 ElimStorePlain]: Eliminatee v_prenex_56 vanished before elimination [2021-03-13 02:58:40,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:40,746 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:58:40,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:40,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:40,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:40,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:40,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:40,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:40,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:40,754 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:58:40,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 19 [2021-03-13 02:58:40,757 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 02:58:41,029 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 279 [2021-03-13 02:58:41,030 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:58:41,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:41,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:41,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:58:41,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:41,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:41,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:41,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:41,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 19 [2021-03-13 02:58:41,048 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 02:58:41,312 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 264 [2021-03-13 02:58:41,313 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:58:41,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:41,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:41,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:41,325 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:58:41,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:41,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:41,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:41,332 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2021-03-13 02:58:41,340 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-13 02:58:41,662 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2021-03-13 02:58:41,663 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:58:41,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:41,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:41,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:41,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:41,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:41,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:41,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:41,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:41,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:41,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:41,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:41,681 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:58:41,681 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:58:41,682 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 19 [2021-03-13 02:58:41,683 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-13 02:58:41,931 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2021-03-13 02:58:41,931 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:58:41,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:41,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:41,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:41,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:41,955 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:58:41,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:41,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:41,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:41,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 19 [2021-03-13 02:58:41,960 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-13 02:58:42,182 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2021-03-13 02:58:42,182 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:58:42,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,197 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:58:42,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2021-03-13 02:58:42,203 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-13 02:58:42,414 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-03-13 02:58:42,414 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:58:42,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,428 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:58:42,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2021-03-13 02:58:42,433 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-13 02:58:42,652 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2021-03-13 02:58:42,652 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:58:42,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,705 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:58:42,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2021-03-13 02:58:42,710 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-03-13 02:58:42,927 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2021-03-13 02:58:42,927 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:58:42,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:42,945 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:58:42,945 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:58:42,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 19 [2021-03-13 02:58:42,948 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-03-13 02:58:43,127 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2021-03-13 02:58:43,127 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:58:43,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,137 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:58:43,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2021-03-13 02:58:43,150 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-03-13 02:58:43,324 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2021-03-13 02:58:43,324 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:58:43,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,335 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:58:43,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,338 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:58:43,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 19 [2021-03-13 02:58:43,341 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-03-13 02:58:43,492 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2021-03-13 02:58:43,493 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:58:43,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,506 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:58:43,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 19 [2021-03-13 02:58:43,509 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-03-13 02:58:43,649 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2021-03-13 02:58:43,650 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:58:43,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,659 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:58:43,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 19 [2021-03-13 02:58:43,671 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-03-13 02:58:43,802 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-03-13 02:58:43,802 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:58:43,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,809 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:58:43,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:58:43,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 19 [2021-03-13 02:58:43,815 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-03-13 02:58:43,985 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-03-13 02:58:43,985 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:58:43,993 INFO L550 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 16 dim-1 vars, End of recursive call: and 7 xjuncts. [2021-03-13 02:58:43,994 INFO L247 ElimStorePlain]: Needed 17 recursive calls to eliminate 32 variables, input treesize:2012, output treesize:81 [2021-03-13 02:58:44,083 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 02:58:44,084 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 02:58:44,084 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 21 [2021-03-13 02:58:44,084 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958739114] [2021-03-13 02:58:44,084 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-03-13 02:58:44,084 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 02:58:44,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-03-13 02:58:44,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=433, Unknown=0, NotChecked=0, Total=506 [2021-03-13 02:58:44,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:58:44,085 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 02:58:44,085 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 23 states, 22 states have (on average 1.7272727272727273) internal successors, (38), 22 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 02:58:44,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:44,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:44,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 02:58:44,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 02:58:44,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 02:58:44,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 02:58:44,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 02:58:44,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 02:58:44,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 02:58:45,032 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 60 [2021-03-13 02:58:48,831 WARN L205 SmtUtils]: Spent 3.67 s on a formula simplification. DAG size of input: 203 DAG size of output: 132 [2021-03-13 02:58:49,299 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2021-03-13 02:58:50,945 WARN L205 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 416 DAG size of output: 344 [2021-03-13 02:58:51,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:51,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 02:58:51,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 02:58:51,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 02:58:51,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 02:58:51,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 02:58:51,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 02:58:51,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 02:58:51,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 02:58:51,278 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-03-13 02:58:51,279 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 02:58:51,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 02:58:51,279 INFO L82 PathProgramCache]: Analyzing trace with hash -869487441, now seen corresponding path program 7 times [2021-03-13 02:58:51,279 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 02:58:51,279 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521884432] [2021-03-13 02:58:51,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 02:58:51,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 02:58:51,984 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 41 [2021-03-13 02:58:52,390 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 70 [2021-03-13 02:58:53,017 WARN L205 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 96 [2021-03-13 02:58:53,907 WARN L205 SmtUtils]: Spent 886.00 ms on a formula simplification. DAG size of input: 418 DAG size of output: 214 [2021-03-13 02:58:54,529 WARN L205 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 128 [2021-03-13 02:58:54,693 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 126 [2021-03-13 02:58:55,086 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 93 [2021-03-13 02:58:55,307 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-03-13 02:58:55,450 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 42 [2021-03-13 02:58:55,599 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 02:58:55,600 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521884432] [2021-03-13 02:58:55,600 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [953518907] [2021-03-13 02:58:55,600 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 02:58:55,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 02:58:55,638 WARN L261 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 50 conjunts are in the unsatisfiable core [2021-03-13 02:58:55,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 02:58:59,672 WARN L205 SmtUtils]: Spent 3.07 s on a formula simplification that was a NOOP. DAG size: 160 [2021-03-13 02:59:07,576 WARN L205 SmtUtils]: Spent 6.50 s on a formula simplification. DAG size of input: 792 DAG size of output: 757 [2021-03-13 02:59:13,354 WARN L205 SmtUtils]: Spent 5.16 s on a formula simplification. DAG size of input: 796 DAG size of output: 759 [2021-03-13 02:59:20,232 WARN L205 SmtUtils]: Spent 6.09 s on a formula simplification. DAG size of input: 802 DAG size of output: 763 [2021-03-13 02:59:28,144 WARN L205 SmtUtils]: Spent 6.93 s on a formula simplification. DAG size of input: 804 DAG size of output: 763 [2021-03-13 02:59:28,748 INFO L446 ElimStorePlain]: Different costs {15=[v_prenex_121, v_prenex_127], 21=[v_prenex_140, v_prenex_141, v_prenex_120, v_prenex_142, v_prenex_143, v_prenex_144, v_prenex_122, v_prenex_123, v_prenex_145, v_prenex_146, v_prenex_124, v_prenex_147, v_prenex_125, v_prenex_148, v_prenex_126, v_prenex_149, v_prenex_128, v_prenex_150, v_prenex_130, v_prenex_131, v_prenex_132, v_prenex_133, v_prenex_134, v_prenex_135, v_prenex_136, v_prenex_137, v_prenex_138, v_prenex_139, v_prenex_129, A]} [2021-03-13 02:59:28,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:28,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:28,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:28,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:28,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:28,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:28,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:28,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:28,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:28,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:28,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:28,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:28,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:28,837 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:59:28,897 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:59:28,900 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 41 treesize of output 16 [2021-03-13 02:59:28,907 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 02:59:28,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:28,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:28,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:28,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:28,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:28,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:28,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:28,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:28,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:28,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:28,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:28,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:28,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:28,964 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:59:28,965 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 48 treesize of output 22 [2021-03-13 02:59:28,966 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 02:59:35,134 WARN L205 SmtUtils]: Spent 6.17 s on a formula simplification. DAG size of input: 859 DAG size of output: 713 [2021-03-13 02:59:35,136 INFO L628 ElimStorePlain]: treesize reduction 2877, result has 44.5 percent of original size [2021-03-13 02:59:35,168 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:59:35,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:35,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:35,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:35,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:35,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:35,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:35,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:35,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:35,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:35,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:35,181 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 48 treesize of output 22 [2021-03-13 02:59:35,183 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 02:59:36,626 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 697 [2021-03-13 02:59:36,627 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:59:36,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:36,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:36,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:36,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:36,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:36,742 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:59:36,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:36,744 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:59:36,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:36,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:36,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:36,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:36,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:36,754 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 22 [2021-03-13 02:59:36,756 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 02:59:38,204 WARN L205 SmtUtils]: Spent 1.45 s on a formula simplification that was a NOOP. DAG size: 680 [2021-03-13 02:59:38,205 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:59:38,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:38,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:38,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:38,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:38,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:38,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:38,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:38,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:38,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:38,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:38,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:38,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:38,257 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:59:38,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:38,260 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 62 treesize of output 22 [2021-03-13 02:59:38,262 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-13 02:59:39,616 WARN L205 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 664 [2021-03-13 02:59:39,616 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:59:39,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:39,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:39,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:39,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:39,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:39,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:39,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:39,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:39,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:39,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:39,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:39,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:39,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:39,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:39,683 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:59:39,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:39,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:39,687 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:59:39,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 22 [2021-03-13 02:59:39,692 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-13 02:59:41,133 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 647 [2021-03-13 02:59:41,134 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:59:41,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:41,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:41,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:41,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:41,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:41,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:41,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:41,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:41,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:41,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:41,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:41,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:41,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:41,183 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:59:41,184 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 62 treesize of output 22 [2021-03-13 02:59:41,186 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-13 02:59:42,533 WARN L205 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 630 [2021-03-13 02:59:42,534 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:59:42,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:42,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:42,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:42,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:42,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:42,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:42,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:42,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:42,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:42,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:42,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:42,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:42,583 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:59:42,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:42,590 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 62 treesize of output 22 [2021-03-13 02:59:42,593 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-13 02:59:43,828 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 614 [2021-03-13 02:59:43,829 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:59:43,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:43,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:43,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:43,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:43,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:43,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:43,867 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:59:43,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:43,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:43,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:43,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:43,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:43,877 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 62 treesize of output 22 [2021-03-13 02:59:43,879 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-13 02:59:45,150 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 597 [2021-03-13 02:59:45,151 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:59:45,178 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:59:45,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:45,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:45,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:45,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:45,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:45,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:45,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:45,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:45,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:45,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:45,193 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 50 treesize of output 22 [2021-03-13 02:59:45,195 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-03-13 02:59:46,535 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 579 [2021-03-13 02:59:46,535 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:59:46,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:46,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:46,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:46,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:46,570 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:59:46,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:46,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:46,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:46,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:46,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:46,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:46,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:46,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:46,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:46,583 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:59:46,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 22 [2021-03-13 02:59:46,587 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-03-13 02:59:47,954 WARN L205 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 562 [2021-03-13 02:59:47,955 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:59:47,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:47,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:47,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:47,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:47,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:47,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:47,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:48,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:48,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:48,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:48,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:48,009 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:59:48,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:48,013 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 62 treesize of output 22 [2021-03-13 02:59:48,016 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-03-13 02:59:49,364 WARN L205 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 546 [2021-03-13 02:59:49,365 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:59:49,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:49,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:49,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:49,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:49,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:49,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:49,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:49,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:49,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:49,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:49,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:49,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:49,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:49,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:49,414 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:59:49,415 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 60 treesize of output 22 [2021-03-13 02:59:49,418 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-03-13 02:59:50,516 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 528 [2021-03-13 02:59:50,516 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:59:50,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:50,542 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:59:50,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:50,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:50,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:50,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:50,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:50,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:50,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:50,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:50,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:50,556 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 66 treesize of output 22 [2021-03-13 02:59:50,558 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-03-13 02:59:51,652 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 510 [2021-03-13 02:59:51,653 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:59:51,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:51,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:51,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:51,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:51,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:51,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:51,685 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:59:51,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:51,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:51,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:51,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:51,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:51,693 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:59:51,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:51,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:51,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 22 [2021-03-13 02:59:51,699 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-03-13 02:59:52,773 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 491 [2021-03-13 02:59:52,773 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:59:52,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:52,799 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:59:52,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:52,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:52,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:52,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:52,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:52,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:52,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:52,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:52,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:52,811 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 58 treesize of output 22 [2021-03-13 02:59:52,814 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-03-13 02:59:53,851 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 473 [2021-03-13 02:59:53,851 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:59:53,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:53,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:53,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:53,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:53,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:53,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:53,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:53,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:53,886 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:59:53,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:53,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:53,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:53,891 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 62 treesize of output 22 [2021-03-13 02:59:53,893 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-03-13 02:59:54,973 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 455 [2021-03-13 02:59:54,974 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:59:55,000 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:59:55,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:55,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:55,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:55,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:55,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:55,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:55,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:55,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:55,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:55,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:55,014 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 54 treesize of output 22 [2021-03-13 02:59:55,018 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-03-13 02:59:56,060 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 437 [2021-03-13 02:59:56,060 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:59:56,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:56,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:56,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:56,088 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:59:56,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:56,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:56,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:56,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:56,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:56,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:56,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:56,100 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 62 treesize of output 22 [2021-03-13 02:59:56,102 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-03-13 02:59:57,159 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 419 [2021-03-13 02:59:57,160 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:59:57,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:57,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:57,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:57,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:57,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:57,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:57,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:57,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:57,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:57,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:57,195 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:59:57,196 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:59:57,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:57,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:57,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:57,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 22 [2021-03-13 02:59:57,203 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-03-13 02:59:58,213 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 400 [2021-03-13 02:59:58,214 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:59:58,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:58,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:58,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:58,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:58,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:58,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:58,244 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:59:58,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:58,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:58,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:58,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:58,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:58,261 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 66 treesize of output 22 [2021-03-13 02:59:58,263 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-03-13 02:59:59,177 WARN L205 SmtUtils]: Spent 913.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2021-03-13 02:59:59,177 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 02:59:59,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:59,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:59,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:59,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:59,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:59,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:59,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:59,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:59,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:59,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:59,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:59,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:59,214 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 02:59:59,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 02:59:59,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 22 [2021-03-13 02:59:59,218 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-03-13 03:00:00,198 WARN L205 SmtUtils]: Spent 979.00 ms on a formula simplification that was a NOOP. DAG size: 364 [2021-03-13 03:00:00,199 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:00:00,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:00,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:00,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:00,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:00,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:00,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:00,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:00,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:00,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:00,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:00,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:00,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:00,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:00,235 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:00:00,236 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 54 treesize of output 22 [2021-03-13 03:00:00,239 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-03-13 03:00:01,084 WARN L205 SmtUtils]: Spent 844.00 ms on a formula simplification that was a NOOP. DAG size: 346 [2021-03-13 03:00:01,085 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:00:01,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:01,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:01,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:01,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:01,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:01,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:01,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:01,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:01,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:01,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:01,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:01,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:01,120 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:00:01,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:01,123 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 52 treesize of output 22 [2021-03-13 03:00:01,126 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-03-13 03:00:02,001 WARN L205 SmtUtils]: Spent 874.00 ms on a formula simplification that was a NOOP. DAG size: 328 [2021-03-13 03:00:02,001 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:00:02,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:02,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:02,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:02,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:02,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:02,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:02,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:02,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:02,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:02,037 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:00:02,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:02,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:02,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:02,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:02,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:02,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:02,055 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:00:02,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 22 [2021-03-13 03:00:02,061 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-03-13 03:00:02,916 WARN L205 SmtUtils]: Spent 853.00 ms on a formula simplification that was a NOOP. DAG size: 309 [2021-03-13 03:00:02,916 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:00:02,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:02,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:02,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:02,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:02,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:02,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:02,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:02,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:02,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:02,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:02,952 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:00:02,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:02,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:02,956 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 66 treesize of output 22 [2021-03-13 03:00:02,958 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-03-13 03:00:03,703 WARN L205 SmtUtils]: Spent 744.00 ms on a formula simplification that was a NOOP. DAG size: 291 [2021-03-13 03:00:03,704 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:00:03,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:03,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:03,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:03,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:03,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:03,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:03,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:03,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:03,743 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:00:03,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:03,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:03,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:03,748 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 58 treesize of output 22 [2021-03-13 03:00:03,751 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-03-13 03:00:04,505 WARN L205 SmtUtils]: Spent 753.00 ms on a formula simplification that was a NOOP. DAG size: 273 [2021-03-13 03:00:04,505 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:00:04,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:04,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:04,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:04,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:04,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:04,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:04,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:04,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:04,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:04,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:04,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:04,541 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:00:04,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:04,544 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 58 treesize of output 22 [2021-03-13 03:00:04,546 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-03-13 03:00:05,259 WARN L205 SmtUtils]: Spent 712.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2021-03-13 03:00:05,260 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:00:05,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:05,275 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:00:05,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:05,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:05,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:05,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:05,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:05,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:05,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:05,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:05,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:05,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 22 [2021-03-13 03:00:05,292 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-03-13 03:00:05,939 WARN L205 SmtUtils]: Spent 646.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2021-03-13 03:00:05,939 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:00:05,952 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:00:05,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:05,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:05,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:05,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:05,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:05,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:05,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:05,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:05,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:05,964 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:00:05,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:05,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:05,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:05,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 22 [2021-03-13 03:00:05,976 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-03-13 03:00:06,630 WARN L205 SmtUtils]: Spent 653.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2021-03-13 03:00:06,630 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:00:06,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:06,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:06,647 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:00:06,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:06,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:06,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:06,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:06,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:06,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:06,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:06,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:06,659 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 62 treesize of output 22 [2021-03-13 03:00:06,661 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-03-13 03:00:07,340 WARN L205 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2021-03-13 03:00:07,341 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:00:07,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:07,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:07,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:07,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:07,360 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:00:07,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:07,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:07,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:07,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:07,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:07,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:07,370 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 66 treesize of output 22 [2021-03-13 03:00:07,372 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-03-13 03:00:08,324 WARN L205 SmtUtils]: Spent 951.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2021-03-13 03:00:08,325 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:00:08,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:08,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:08,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:08,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:08,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:08,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:08,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:08,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:08,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:08,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:08,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:08,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:08,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:08,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:00:08,357 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:00:08,357 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 66 treesize of output 22 [2021-03-13 03:00:08,360 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-03-13 03:00:08,895 WARN L205 SmtUtils]: Spent 535.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2021-03-13 03:00:08,896 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:00:08,904 INFO L550 ElimStorePlain]: Start of recursive call 1: 32 dim-0 vars, 32 dim-1 vars, End of recursive call: and 10 xjuncts. [2021-03-13 03:00:08,904 INFO L247 ElimStorePlain]: Needed 34 recursive calls to eliminate 64 variables, input treesize:5293, output treesize:145 [2021-03-13 03:00:09,112 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:00:09,113 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:00:09,113 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 25 [2021-03-13 03:00:09,113 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676926782] [2021-03-13 03:00:09,113 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-03-13 03:00:09,113 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:00:09,113 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-03-13 03:00:09,114 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=614, Unknown=0, NotChecked=0, Total=702 [2021-03-13 03:00:09,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:00:09,114 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:00:09,114 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 27 states, 26 states have (on average 1.6153846153846154) internal successors, (42), 26 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:00:09,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:00:09,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:00:09,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 03:00:09,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 03:00:09,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 03:00:09,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 03:00:09,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:00:09,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 03:00:09,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 03:00:09,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:00:10,008 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 29 [2021-03-13 03:00:10,440 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 41 [2021-03-13 03:00:11,258 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 60 [2021-03-13 03:00:12,017 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 84 [2021-03-13 03:00:30,924 WARN L205 SmtUtils]: Spent 18.15 s on a formula simplification. DAG size of input: 357 DAG size of output: 208 [2021-03-13 03:00:33,643 WARN L205 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 209 DAG size of output: 196 [2021-03-13 03:00:42,359 WARN L205 SmtUtils]: Spent 8.23 s on a formula simplification. DAG size of input: 839 DAG size of output: 761 [2021-03-13 03:00:42,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:00:42,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:00:42,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 03:00:42,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 03:00:42,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 03:00:42,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 03:00:42,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:00:42,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 03:00:42,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 03:00:42,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 03:00:42,825 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90,9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:00:42,834 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:00:42,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:00:42,834 INFO L82 PathProgramCache]: Analyzing trace with hash -708063340, now seen corresponding path program 8 times [2021-03-13 03:00:42,835 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:00:42,835 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582562390] [2021-03-13 03:00:42,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:00:42,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:00:44,034 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 40 [2021-03-13 03:00:44,181 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 21 [2021-03-13 03:00:45,501 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 137 DAG size of output: 96 [2021-03-13 03:00:45,783 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 36 [2021-03-13 03:01:09,206 WARN L205 SmtUtils]: Spent 23.42 s on a formula simplification. DAG size of input: 323 DAG size of output: 182 [2021-03-13 03:01:09,817 WARN L205 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 63 [2021-03-13 03:02:51,498 WARN L205 SmtUtils]: Spent 1.69 m on a formula simplification. DAG size of input: 361 DAG size of output: 179 [2021-03-13 03:02:52,593 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 179 DAG size of output: 86 [2021-03-13 03:12:56,795 WARN L205 SmtUtils]: Spent 10.07 m on a formula simplification. DAG size of input: 489 DAG size of output: 435 [2021-03-13 03:13:00,249 WARN L205 SmtUtils]: Spent 3.30 s on a formula simplification. DAG size of input: 435 DAG size of output: 145 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown