/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/three-array-max.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 06:51:13,691 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 06:51:13,693 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 06:51:13,718 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-14 06:51:13,719 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-14 06:51:13,719 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-14 06:51:13,720 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-14 06:51:13,722 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-14 06:51:13,723 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-14 06:51:13,723 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-14 06:51:13,724 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-14 06:51:13,725 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-14 06:51:13,725 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-14 06:51:13,725 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-14 06:51:13,726 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-14 06:51:13,727 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-14 06:51:13,727 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-14 06:51:13,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-14 06:51:13,729 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-14 06:51:13,731 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-14 06:51:13,732 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-14 06:51:13,735 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-14 06:51:13,736 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-14 06:51:13,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-14 06:51:13,738 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-14 06:51:13,738 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-14 06:51:13,739 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-14 06:51:13,739 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-14 06:51:13,740 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-14 06:51:13,740 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-14 06:51:13,740 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-14 06:51:13,741 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-14 06:51:13,741 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-14 06:51:13,742 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-14 06:51:13,743 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-14 06:51:13,743 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-14 06:51:13,744 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-14 06:51:13,744 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-14 06:51:13,744 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 06:51:13,752 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 06:51:13,753 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 06:51:13,754 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Lockstep.epf [2021-07-14 06:51:13,783 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 06:51:13,783 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 06:51:13,784 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 06:51:13,784 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 06:51:13,786 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 06:51:13,786 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 06:51:13,786 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 06:51:13,786 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 06:51:13,786 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 06:51:13,786 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 06:51:13,787 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 06:51:13,787 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 06:51:13,787 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 06:51:13,787 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 06:51:13,787 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 06:51:13,787 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 06:51:13,787 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 06:51:13,787 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 06:51:13,787 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 06:51:13,788 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 06:51:13,788 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 06:51:13,788 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 06:51:13,788 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 06:51:13,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 06:51:13,788 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 06:51:13,788 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 06:51:13,788 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 06:51:13,788 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 06:51:13,788 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-14 06:51:13,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 06:51:13,789 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 06:51:13,789 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 06:51:13,789 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 06:51:13,789 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-07-14 06:51:13,789 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 06:51:14,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 06:51:14,040 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 06:51:14,042 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 06:51:14,043 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-14 06:51:14,051 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-14 06:51:14,052 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/three-array-max.wvr.bpl [2021-07-14 06:51:14,052 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/three-array-max.wvr.bpl' [2021-07-14 06:51:14,072 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 06:51:14,073 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-14 06:51:14,074 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 06:51:14,074 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 06:51:14,075 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 06:51:14,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:51:14" (1/1) ... [2021-07-14 06:51:14,091 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:51:14" (1/1) ... [2021-07-14 06:51:14,097 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 06:51:14,098 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 06:51:14,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 06:51:14,098 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 06:51:14,103 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:51:14" (1/1) ... [2021-07-14 06:51:14,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:51:14" (1/1) ... [2021-07-14 06:51:14,105 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:51:14" (1/1) ... [2021-07-14 06:51:14,105 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:51:14" (1/1) ... [2021-07-14 06:51:14,107 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:51:14" (1/1) ... [2021-07-14 06:51:14,109 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:51:14" (1/1) ... [2021-07-14 06:51:14,110 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:51:14" (1/1) ... [2021-07-14 06:51:14,115 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 06:51:14,116 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 06:51:14,116 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 06:51:14,116 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 06:51:14,118 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:51:14" (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 [2021-07-14 06:51:14,189 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-14 06:51:14,190 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-14 06:51:14,190 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-14 06:51:14,190 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-14 06:51:14,190 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-14 06:51:14,190 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-14 06:51:14,190 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-14 06:51:14,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 06:51:14,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 06:51:14,191 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-07-14 06:51:14,191 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-07-14 06:51:14,191 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-07-14 06:51:14,192 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 06:51:14,362 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 06:51:14,363 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-07-14 06:51:14,364 INFO L202 PluginConnector]: Adding new model three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 06:51:14 BoogieIcfgContainer [2021-07-14 06:51:14,364 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 06:51:14,365 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 06:51:14,365 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 06:51:14,367 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 06:51:14,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:51:14" (1/2) ... [2021-07-14 06:51:14,368 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46614035 and model type three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 06:51:14, skipping insertion in model container [2021-07-14 06:51:14,368 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "three-array-max.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 06:51:14" (2/2) ... [2021-07-14 06:51:14,369 INFO L111 eAbstractionObserver]: Analyzing ICFG three-array-max.wvr.bpl [2021-07-14 06:51:14,372 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 06:51:14,372 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 06:51:14,372 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 06:51:14,373 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 06:51:14,421 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-07-14 06:51:14,437 INFO L255 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 [2021-07-14 06:51:14,469 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 06:51:14,469 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 06:51:14,469 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 06:51:14,469 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 06:51:14,469 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 06:51:14,469 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 06:51:14,470 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 06:51:14,470 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 06:51:14,545 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:51:14,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:51:14,549 INFO L82 PathProgramCache]: Analyzing trace with hash 84842628, now seen corresponding path program 1 times [2021-07-14 06:51:14,554 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:51:14,555 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695042657] [2021-07-14 06:51:14,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:51:14,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:51:14,701 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-07-14 06:51:14,702 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:51:14,702 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695042657] [2021-07-14 06:51:14,702 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [695042657] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:51:14,702 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1851089288] [2021-07-14 06:51:14,702 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 [2021-07-14 06:51:14,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:51:14,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 5 conjunts are in the unsatisfiable core [2021-07-14 06:51:14,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:51:14,931 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-14 06:51:14,931 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1851089288] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:51:14,931 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:51:14,931 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 10 [2021-07-14 06:51:14,933 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66185117] [2021-07-14 06:51:14,936 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-07-14 06:51:14,936 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:51:14,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-07-14 06:51:14,947 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-07-14 06:51:14,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:51:14,948 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:51:14,950 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 4.2727272727272725) internal successors, (47), 10 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:51:14,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:51:15,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:51:15,437 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-07-14 06:51:15,437 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:51:15,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:51:15,438 INFO L82 PathProgramCache]: Analyzing trace with hash 224620006, now seen corresponding path program 2 times [2021-07-14 06:51:15,438 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:51:15,438 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410927808] [2021-07-14 06:51:15,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:51:15,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:51:16,304 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 53 [2021-07-14 06:51:16,595 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 56 [2021-07-14 06:51:16,900 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:51:16,901 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:51:16,901 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410927808] [2021-07-14 06:51:16,901 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410927808] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:51:16,901 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [111749049] [2021-07-14 06:51:16,901 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 [2021-07-14 06:51:16,944 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 06:51:16,944 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:51:16,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 29 conjunts are in the unsatisfiable core [2021-07-14 06:51:16,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:51:17,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:17,354 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:17,360 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:17,361 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:17,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:17,374 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:17,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:17,382 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:17,388 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:17,389 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:17,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:17,395 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:17,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:17,402 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:17,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:17,408 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:17,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:17,415 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:17,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:17,424 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:17,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:17,430 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:17,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:17,445 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:17,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:17,453 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:17,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:17,461 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:17,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:17,468 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:17,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:17,474 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:17,854 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-07-14 06:51:17,855 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:17,885 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 16 xjuncts. [2021-07-14 06:51:17,886 INFO L247 ElimStorePlain]: Needed 17 recursive calls to eliminate 1 variables, input treesize:1297, output treesize:1281 [2021-07-14 06:51:18,297 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-07-14 06:51:18,549 INFO L446 ElimStorePlain]: Different costs {1=[v_C_11, v_prenex_19, v_prenex_3, v_prenex_6, v_prenex_7, v_prenex_10, v_prenex_43, v_prenex_31, v_prenex_40, v_prenex_25, v_prenex_13, v_prenex_34, v_prenex_22, v_prenex_28, v_prenex_16, v_prenex_37], 3=[v_prenex_8, v_prenex_9, v_prenex_32, v_prenex_30, v_prenex_14, v_prenex_36, v_prenex_35, v_prenex_12, v_prenex_11, v_prenex_33, v_prenex_18, v_prenex_39, v_prenex_17, v_prenex_38, v_prenex_15, v_prenex_1, v_prenex_2, v_prenex_4, v_prenex_5, A, B, v_prenex_21, v_prenex_20, v_prenex_42, v_prenex_41, v_prenex_24, v_prenex_23, v_prenex_45, v_prenex_44, v_prenex_29, v_prenex_27, v_prenex_26]} [2021-07-14 06:51:18,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:18,569 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:18,571 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:19,092 WARN L205 SmtUtils]: Spent 521.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2021-07-14 06:51:19,093 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:19,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:19,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:19,116 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:19,588 WARN L205 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2021-07-14 06:51:19,589 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:19,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:19,621 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:19,622 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:20,092 WARN L205 SmtUtils]: Spent 469.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2021-07-14 06:51:20,096 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:20,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:20,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:20,121 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:20,577 WARN L205 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2021-07-14 06:51:20,577 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:20,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:20,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:20,604 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:21,050 WARN L205 SmtUtils]: Spent 446.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2021-07-14 06:51:21,051 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:21,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:21,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:21,078 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:21,544 WARN L205 SmtUtils]: Spent 464.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2021-07-14 06:51:21,544 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:21,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:21,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:21,569 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:22,035 WARN L205 SmtUtils]: Spent 465.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2021-07-14 06:51:22,036 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:22,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:22,058 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:22,059 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:22,502 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2021-07-14 06:51:22,503 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:22,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:22,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:22,531 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:22,967 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 372 [2021-07-14 06:51:22,967 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:22,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:22,993 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:22,994 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:23,452 WARN L205 SmtUtils]: Spent 457.00 ms on a formula simplification that was a NOOP. DAG size: 369 [2021-07-14 06:51:23,453 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:23,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:23,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:23,482 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:23,931 WARN L205 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 366 [2021-07-14 06:51:23,932 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:23,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:23,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:23,961 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:24,395 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 363 [2021-07-14 06:51:24,395 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:24,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:24,416 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:24,417 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:24,845 WARN L205 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 360 [2021-07-14 06:51:24,846 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:24,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:24,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:24,867 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:25,293 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 357 [2021-07-14 06:51:25,293 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:25,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:25,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:25,318 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:25,737 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 354 [2021-07-14 06:51:25,738 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:25,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:25,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:25,764 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:26,184 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 351 [2021-07-14 06:51:26,185 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:26,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:26,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:26,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 39 [2021-07-14 06:51:26,206 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:26,631 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 345 [2021-07-14 06:51:26,632 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:26,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:26,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:26,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 33 [2021-07-14 06:51:26,661 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:27,363 WARN L205 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 294 [2021-07-14 06:51:27,364 INFO L628 ElimStorePlain]: treesize reduction 185, result has 86.7 percent of original size [2021-07-14 06:51:27,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:27,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:27,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 39 [2021-07-14 06:51:27,386 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:27,737 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2021-07-14 06:51:27,738 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:27,738 INFO L518 ElimStorePlain]: Eliminatee v_prenex_30 vanished before elimination [2021-07-14 06:51:27,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:27,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:27,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 39 [2021-07-14 06:51:27,755 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:28,074 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 282 [2021-07-14 06:51:28,074 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:28,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:28,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:28,089 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 39 [2021-07-14 06:51:28,091 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:28,411 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 277 [2021-07-14 06:51:28,412 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:28,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:28,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:28,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 41 [2021-07-14 06:51:28,429 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:28,937 WARN L205 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 222 [2021-07-14 06:51:28,938 INFO L628 ElimStorePlain]: treesize reduction 176, result has 84.1 percent of original size [2021-07-14 06:51:28,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:28,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:28,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 39 [2021-07-14 06:51:28,951 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:29,183 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2021-07-14 06:51:29,183 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:29,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:29,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:29,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 33 [2021-07-14 06:51:29,197 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:29,411 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 107 [2021-07-14 06:51:29,412 INFO L628 ElimStorePlain]: treesize reduction 430, result has 50.6 percent of original size [2021-07-14 06:51:29,412 INFO L518 ElimStorePlain]: Eliminatee v_prenex_33 vanished before elimination [2021-07-14 06:51:29,412 INFO L518 ElimStorePlain]: Eliminatee v_prenex_18 vanished before elimination [2021-07-14 06:51:29,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:29,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:29,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 39 [2021-07-14 06:51:29,420 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:29,509 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:29,509 INFO L518 ElimStorePlain]: Eliminatee v_prenex_17 vanished before elimination [2021-07-14 06:51:29,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:29,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:29,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 39 [2021-07-14 06:51:29,521 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:29,613 INFO L628 ElimStorePlain]: treesize reduction 188, result has 50.9 percent of original size [2021-07-14 06:51:29,613 INFO L518 ElimStorePlain]: Eliminatee v_prenex_15 vanished before elimination [2021-07-14 06:51:29,613 INFO L518 ElimStorePlain]: Eliminatee v_prenex_1 vanished before elimination [2021-07-14 06:51:29,613 INFO L518 ElimStorePlain]: Eliminatee v_prenex_2 vanished before elimination [2021-07-14 06:51:29,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:29,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:29,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 39 [2021-07-14 06:51:29,620 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:29,656 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:29,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:29,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:29,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 41 [2021-07-14 06:51:29,665 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:29,713 INFO L628 ElimStorePlain]: treesize reduction 41, result has 71.1 percent of original size [2021-07-14 06:51:29,713 INFO L518 ElimStorePlain]: Eliminatee A vanished before elimination [2021-07-14 06:51:29,713 INFO L518 ElimStorePlain]: Eliminatee B vanished before elimination [2021-07-14 06:51:29,713 INFO L518 ElimStorePlain]: Eliminatee v_prenex_21 vanished before elimination [2021-07-14 06:51:29,713 INFO L518 ElimStorePlain]: Eliminatee v_prenex_20 vanished before elimination [2021-07-14 06:51:29,713 INFO L518 ElimStorePlain]: Eliminatee v_prenex_42 vanished before elimination [2021-07-14 06:51:29,714 INFO L518 ElimStorePlain]: Eliminatee v_prenex_41 vanished before elimination [2021-07-14 06:51:29,714 INFO L518 ElimStorePlain]: Eliminatee v_prenex_24 vanished before elimination [2021-07-14 06:51:29,714 INFO L518 ElimStorePlain]: Eliminatee v_prenex_23 vanished before elimination [2021-07-14 06:51:29,714 INFO L518 ElimStorePlain]: Eliminatee v_prenex_45 vanished before elimination [2021-07-14 06:51:29,714 INFO L518 ElimStorePlain]: Eliminatee v_prenex_44 vanished before elimination [2021-07-14 06:51:29,714 INFO L518 ElimStorePlain]: Eliminatee v_prenex_29 vanished before elimination [2021-07-14 06:51:29,714 INFO L518 ElimStorePlain]: Eliminatee v_prenex_27 vanished before elimination [2021-07-14 06:51:29,714 INFO L518 ElimStorePlain]: Eliminatee v_prenex_26 vanished before elimination [2021-07-14 06:51:29,717 INFO L550 ElimStorePlain]: Start of recursive call 1: 48 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-07-14 06:51:29,717 INFO L247 ElimStorePlain]: Needed 29 recursive calls to eliminate 48 variables, input treesize:1457, output treesize:95 [2021-07-14 06:51:30,024 INFO L354 Elim1Store]: treesize reduction 4, result has 76.5 percent of original size [2021-07-14 06:51:30,025 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 27 [2021-07-14 06:51:30,034 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:30,050 INFO L354 Elim1Store]: treesize reduction 4, result has 76.5 percent of original size [2021-07-14 06:51:30,050 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 24 [2021-07-14 06:51:30,057 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:30,096 INFO L628 ElimStorePlain]: treesize reduction 148, result has 20.4 percent of original size [2021-07-14 06:51:30,096 INFO L518 ElimStorePlain]: Eliminatee v_prenex_47 vanished before elimination [2021-07-14 06:51:30,097 INFO L518 ElimStorePlain]: Eliminatee v_prenex_46 vanished before elimination [2021-07-14 06:51:30,099 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-14 06:51:30,099 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:208, output treesize:26 [2021-07-14 06:51:30,136 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:51:30,136 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [111749049] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:51:30,136 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:51:30,136 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-07-14 06:51:30,136 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457284011] [2021-07-14 06:51:30,137 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-07-14 06:51:30,137 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:51:30,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-07-14 06:51:30,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=489, Unknown=0, NotChecked=0, Total=600 [2021-07-14 06:51:30,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:51:30,138 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:51:30,139 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 2.48) internal successors, (62), 24 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:51:30,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:51:30,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:51:30,541 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 67 [2021-07-14 06:51:30,718 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 69 [2021-07-14 06:51:31,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:51:31,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 06:51:31,343 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:51:31,344 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:51:31,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:51:31,344 INFO L82 PathProgramCache]: Analyzing trace with hash 354847786, now seen corresponding path program 3 times [2021-07-14 06:51:31,344 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:51:31,344 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125966185] [2021-07-14 06:51:31,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:51:31,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:51:31,404 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-07-14 06:51:31,405 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:51:31,405 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125966185] [2021-07-14 06:51:31,405 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [125966185] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:51:31,405 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1218516946] [2021-07-14 06:51:31,405 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 [2021-07-14 06:51:31,446 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-07-14 06:51:31,446 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:51:31,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 34 conjunts are in the unsatisfiable core [2021-07-14 06:51:31,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:51:31,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:31,845 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:31,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:31,852 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:31,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:31,858 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:31,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:31,863 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:31,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:31,869 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:31,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:31,875 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:31,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:31,881 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:31,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:31,888 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:31,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:31,894 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:31,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:31,901 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:31,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:31,907 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:31,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:31,913 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:31,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:31,920 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:31,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:31,926 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:31,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:31,932 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:31,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2021-07-14 06:51:31,938 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:32,240 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-07-14 06:51:32,241 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:32,255 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 16 xjuncts. [2021-07-14 06:51:32,255 INFO L247 ElimStorePlain]: Needed 17 recursive calls to eliminate 1 variables, input treesize:1169, output treesize:1153 [2021-07-14 06:51:32,591 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-07-14 06:51:32,957 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-07-14 06:51:33,575 WARN L205 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 67 [2021-07-14 06:51:34,744 INFO L446 ElimStorePlain]: Different costs {3=[v_C_13], 7=[A, B]} [2021-07-14 06:51:34,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:34,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:34,754 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:34,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:34,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:34,765 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:34,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:34,792 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:51:34,792 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:51:34,795 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:34,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:34,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:34,819 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:34,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:34,848 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:51:34,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:51:34,852 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:34,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:34,881 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:51:34,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:51:34,884 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:34,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:34,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:34,897 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:34,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:34,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:34,909 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:34,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:34,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:34,920 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:34,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:34,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:34,933 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:34,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:34,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:34,945 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:34,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:34,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:34,956 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:34,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:34,984 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:51:34,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:51:34,987 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:34,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:34,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:34,999 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:35,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:35,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:35,011 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:35,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:35,039 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:51:35,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:51:35,042 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:35,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:35,072 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:51:35,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:51:35,075 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:35,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:35,086 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:35,087 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:35,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:35,117 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:51:35,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:51:35,122 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:35,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:35,151 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:51:35,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:51:35,154 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:35,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:35,183 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:51:35,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:51:35,187 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:35,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:35,215 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:51:35,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:51:35,218 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:35,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:35,246 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:51:35,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:51:35,249 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:35,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:35,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:35,261 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:35,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:35,291 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:51:35,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:51:35,298 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:35,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:35,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:35,309 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:35,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:35,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:35,320 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:35,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:35,345 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:51:35,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:51:35,351 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:35,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:35,377 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:51:35,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:51:35,380 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:35,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:35,407 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:51:35,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:51:35,410 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:35,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:35,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2021-07-14 06:51:35,423 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:35,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:35,449 INFO L354 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2021-07-14 06:51:35,449 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 44 [2021-07-14 06:51:35,452 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:36,251 WARN L205 SmtUtils]: Spent 798.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-07-14 06:51:36,251 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:36,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:36,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:36,287 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:36,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 46 treesize of output 76 [2021-07-14 06:51:36,323 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:36,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:36,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:36,365 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:36,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 83 [2021-07-14 06:51:36,421 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:36,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:36,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:36,467 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:36,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 48 treesize of output 76 [2021-07-14 06:51:36,503 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 2 xjuncts. [2021-07-14 06:51:36,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:36,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:36,548 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:36,548 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 83 [2021-07-14 06:51:36,562 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:36,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:36,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:36,610 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:36,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 46 treesize of output 76 [2021-07-14 06:51:36,635 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:36,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:36,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:36,696 INFO L354 Elim1Store]: treesize reduction 4, result has 91.1 percent of original size [2021-07-14 06:51:36,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 79 [2021-07-14 06:51:36,708 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:36,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:36,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:36,752 INFO L354 Elim1Store]: treesize reduction 32, result has 28.9 percent of original size [2021-07-14 06:51:36,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 48 treesize of output 44 [2021-07-14 06:51:36,753 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:36,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:36,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:36,799 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:36,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 83 [2021-07-14 06:51:36,823 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:36,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:36,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:36,889 INFO L354 Elim1Store]: treesize reduction 4, result has 91.1 percent of original size [2021-07-14 06:51:36,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 48 treesize of output 72 [2021-07-14 06:51:36,907 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:36,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:36,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:36,958 INFO L354 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2021-07-14 06:51:36,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 57 treesize of output 45 [2021-07-14 06:51:36,960 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:36,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:36,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,034 INFO L354 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2021-07-14 06:51:37,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 46 treesize of output 38 [2021-07-14 06:51:37,036 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:37,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,101 INFO L354 Elim1Store]: treesize reduction 14, result has 68.9 percent of original size [2021-07-14 06:51:37,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 69 [2021-07-14 06:51:37,110 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:37,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,164 INFO L354 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2021-07-14 06:51:37,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 46 treesize of output 38 [2021-07-14 06:51:37,166 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:37,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,220 INFO L354 Elim1Store]: treesize reduction 34, result has 24.4 percent of original size [2021-07-14 06:51:37,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 49 [2021-07-14 06:51:37,222 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:37,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,274 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:37,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 48 treesize of output 76 [2021-07-14 06:51:37,313 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 2 xjuncts. [2021-07-14 06:51:37,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,364 INFO L354 Elim1Store]: treesize reduction 34, result has 24.4 percent of original size [2021-07-14 06:51:37,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 49 [2021-07-14 06:51:37,376 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:37,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,416 INFO L354 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2021-07-14 06:51:37,416 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 57 treesize of output 45 [2021-07-14 06:51:37,421 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:37,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,463 INFO L354 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2021-07-14 06:51:37,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 48 treesize of output 38 [2021-07-14 06:51:37,464 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:37,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,493 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-07-14 06:51:37,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 57 treesize of output 1 [2021-07-14 06:51:37,494 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:37,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,553 INFO L354 Elim1Store]: treesize reduction 4, result has 91.1 percent of original size [2021-07-14 06:51:37,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 46 treesize of output 72 [2021-07-14 06:51:37,575 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:37,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,606 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-07-14 06:51:37,606 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 48 treesize of output 1 [2021-07-14 06:51:37,606 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:37,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,638 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-07-14 06:51:37,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 46 treesize of output 1 [2021-07-14 06:51:37,639 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:37,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,670 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-07-14 06:51:37,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 46 treesize of output 1 [2021-07-14 06:51:37,671 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:37,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,720 INFO L354 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2021-07-14 06:51:37,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 57 treesize of output 45 [2021-07-14 06:51:37,722 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:37,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,767 INFO L354 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2021-07-14 06:51:37,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 46 treesize of output 38 [2021-07-14 06:51:37,769 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:37,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,818 INFO L354 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2021-07-14 06:51:37,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 57 treesize of output 45 [2021-07-14 06:51:37,820 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:37,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,851 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-07-14 06:51:37,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 48 treesize of output 1 [2021-07-14 06:51:37,852 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:37,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,892 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-07-14 06:51:37,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 57 treesize of output 1 [2021-07-14 06:51:37,893 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:37,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,954 INFO L354 Elim1Store]: treesize reduction 34, result has 24.4 percent of original size [2021-07-14 06:51:37,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 49 [2021-07-14 06:51:37,957 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:37,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:37,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:38,008 INFO L354 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2021-07-14 06:51:38,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 57 treesize of output 45 [2021-07-14 06:51:38,037 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:38,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:38,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:38,093 INFO L354 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2021-07-14 06:51:38,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 57 treesize of output 45 [2021-07-14 06:51:38,095 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:38,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:38,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:38,120 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-07-14 06:51:38,121 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 48 treesize of output 1 [2021-07-14 06:51:38,123 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:39,863 WARN L205 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 189 DAG size of output: 129 [2021-07-14 06:51:39,864 INFO L628 ElimStorePlain]: treesize reduction 1569, result has 57.4 percent of original size [2021-07-14 06:51:39,879 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:39,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 56 treesize of output 46 [2021-07-14 06:51:39,896 INFO L550 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 2 xjuncts. [2021-07-14 06:51:39,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:39,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:39,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:39,937 INFO L354 Elim1Store]: treesize reduction 16, result has 40.7 percent of original size [2021-07-14 06:51:39,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 99 treesize of output 85 [2021-07-14 06:51:39,950 INFO L550 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:39,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:39,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:39,992 INFO L354 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2021-07-14 06:51:39,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 90 treesize of output 74 [2021-07-14 06:51:40,008 INFO L550 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 2 xjuncts. [2021-07-14 06:51:40,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,045 INFO L354 Elim1Store]: treesize reduction 20, result has 25.9 percent of original size [2021-07-14 06:51:40,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 101 treesize of output 81 [2021-07-14 06:51:40,063 INFO L550 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 2 xjuncts. [2021-07-14 06:51:40,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,093 INFO L354 Elim1Store]: treesize reduction 12, result has 36.8 percent of original size [2021-07-14 06:51:40,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 54 treesize of output 42 [2021-07-14 06:51:40,100 INFO L550 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 2 xjuncts. [2021-07-14 06:51:40,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,143 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:40,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 42 treesize of output 70 [2021-07-14 06:51:40,212 INFO L550 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 4 xjuncts. [2021-07-14 06:51:40,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,244 INFO L354 Elim1Store]: treesize reduction 19, result has 29.6 percent of original size [2021-07-14 06:51:40,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 76 [2021-07-14 06:51:40,248 INFO L550 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:40,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,318 INFO L354 Elim1Store]: treesize reduction 13, result has 71.1 percent of original size [2021-07-14 06:51:40,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 157 treesize of output 150 [2021-07-14 06:51:40,346 INFO L550 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 2 xjuncts. [2021-07-14 06:51:40,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,371 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-07-14 06:51:40,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 59 treesize of output 1 [2021-07-14 06:51:40,372 INFO L550 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:40,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,401 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-07-14 06:51:40,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 52 treesize of output 1 [2021-07-14 06:51:40,401 INFO L550 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:40,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,429 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-07-14 06:51:40,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 63 treesize of output 1 [2021-07-14 06:51:40,430 INFO L550 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:40,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,459 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-07-14 06:51:40,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 50 treesize of output 1 [2021-07-14 06:51:40,460 INFO L550 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:40,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,491 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-07-14 06:51:40,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 40 treesize of output 1 [2021-07-14 06:51:40,492 INFO L550 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:40,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,519 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-07-14 06:51:40,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 79 treesize of output 1 [2021-07-14 06:51:40,520 INFO L550 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:40,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,564 INFO L354 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2021-07-14 06:51:40,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 61 treesize of output 45 [2021-07-14 06:51:40,567 INFO L550 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:40,574 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 06:51:40,575 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 06:51:40,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 22 [2021-07-14 06:51:40,580 INFO L550 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 2 xjuncts. [2021-07-14 06:51:40,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,607 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-07-14 06:51:40,607 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 5 new quantified variables, introduced 4 case distinctions, treesize of input 111 treesize of output 1 [2021-07-14 06:51:40,608 INFO L550 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:40,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,651 INFO L354 Elim1Store]: treesize reduction 38, result has 15.6 percent of original size [2021-07-14 06:51:40,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 61 treesize of output 45 [2021-07-14 06:51:40,653 INFO L550 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:40,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,678 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-07-14 06:51:40,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 65 treesize of output 1 [2021-07-14 06:51:40,679 INFO L550 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:40,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,705 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-07-14 06:51:40,706 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 5 new quantified variables, introduced 4 case distinctions, treesize of input 47 treesize of output 1 [2021-07-14 06:51:40,706 INFO L550 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:40,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,751 INFO L354 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2021-07-14 06:51:40,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 59 treesize of output 1 [2021-07-14 06:51:40,751 INFO L550 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:40,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,772 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-07-14 06:51:40,772 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 5 new quantified variables, introduced 4 case distinctions, treesize of input 59 treesize of output 1 [2021-07-14 06:51:40,773 INFO L550 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:40,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:40,785 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-07-14 06:51:40,785 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 5 new quantified variables, introduced 4 case distinctions, treesize of input 57 treesize of output 1 [2021-07-14 06:51:40,786 INFO L550 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:41,085 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 58 [2021-07-14 06:51:41,085 INFO L628 ElimStorePlain]: treesize reduction 525, result has 33.1 percent of original size [2021-07-14 06:51:41,112 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-1 vars, End of recursive call: 5 dim-0 vars, and 5 xjuncts. [2021-07-14 06:51:41,112 INFO L247 ElimStorePlain]: Needed 88 recursive calls to eliminate 4 variables, input treesize:2881, output treesize:260 [2021-07-14 06:51:41,280 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-07-14 06:51:41,511 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 73 [2021-07-14 06:51:42,047 INFO L446 ElimStorePlain]: Different costs {3=[v_prenex_54, v_prenex_52], 6=[C, v_prenex_53]} [2021-07-14 06:51:42,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:42,068 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:42,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 34 [2021-07-14 06:51:42,074 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:42,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:42,093 INFO L354 Elim1Store]: treesize reduction 8, result has 57.9 percent of original size [2021-07-14 06:51:42,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 24 [2021-07-14 06:51:42,095 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:42,345 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 78 [2021-07-14 06:51:42,346 INFO L628 ElimStorePlain]: treesize reduction 29, result has 92.2 percent of original size [2021-07-14 06:51:42,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:42,352 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 12 [2021-07-14 06:51:42,359 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:42,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:42,375 INFO L354 Elim1Store]: treesize reduction 8, result has 57.9 percent of original size [2021-07-14 06:51:42,376 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 22 [2021-07-14 06:51:42,377 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:42,488 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-07-14 06:51:42,488 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:42,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:42,493 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 06:51:42,494 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 06:51:42,494 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 22 treesize of output 14 [2021-07-14 06:51:42,495 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:42,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:42,513 INFO L354 Elim1Store]: treesize reduction 8, result has 57.9 percent of original size [2021-07-14 06:51:42,513 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 24 [2021-07-14 06:51:42,515 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:42,615 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-07-14 06:51:42,616 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:42,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:42,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:42,621 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 06:51:42,623 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 06:51:42,623 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 22 treesize of output 12 [2021-07-14 06:51:42,624 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:42,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 06:51:42,643 INFO L354 Elim1Store]: treesize reduction 8, result has 57.9 percent of original size [2021-07-14 06:51:42,643 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 22 [2021-07-14 06:51:42,644 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-14 06:51:42,734 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 06:51:42,751 INFO L550 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-07-14 06:51:42,752 INFO L247 ElimStorePlain]: Needed 9 recursive calls to eliminate 9 variables, input treesize:405, output treesize:58 [2021-07-14 06:51:42,824 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-07-14 06:51:42,824 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1218516946] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:51:42,824 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:51:42,824 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 18] total 26 [2021-07-14 06:51:42,825 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167928025] [2021-07-14 06:51:42,825 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-07-14 06:51:42,825 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:51:42,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-07-14 06:51:42,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=610, Unknown=0, NotChecked=0, Total=702 [2021-07-14 06:51:42,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:51:42,826 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:51:42,826 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 2.6296296296296298) internal successors, (71), 26 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:51:42,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:51:42,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 06:51:42,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:51:43,503 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2021-07-14 06:51:43,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:51:43,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 06:51:43,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 06:51:44,057 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:51:44,057 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:51:44,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:51:44,057 INFO L82 PathProgramCache]: Analyzing trace with hash 1007214476, now seen corresponding path program 4 times [2021-07-14 06:51:44,058 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:51:44,058 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269981275] [2021-07-14 06:51:44,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:51:44,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:51:44,090 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-07-14 06:51:44,090 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:51:44,090 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269981275] [2021-07-14 06:51:44,090 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269981275] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:51:44,090 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1838317021] [2021-07-14 06:51:44,090 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 [2021-07-14 06:51:44,121 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 06:51:44,121 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:51:44,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-14 06:51:44,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:51:44,222 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 26 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-07-14 06:51:44,222 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1838317021] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:51:44,222 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:51:44,223 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 9] total 15 [2021-07-14 06:51:44,223 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619058149] [2021-07-14 06:51:44,223 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-07-14 06:51:44,223 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:51:44,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-07-14 06:51:44,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=193, Unknown=0, NotChecked=0, Total=240 [2021-07-14 06:51:44,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:51:44,223 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:51:44,224 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 4.3125) internal successors, (69), 15 states have internal predecessors, (69), 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) [2021-07-14 06:51:44,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:51:44,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 06:51:44,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 06:51:44,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:51:44,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:51:44,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 06:51:44,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 06:51:44,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 06:51:44,828 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable494,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:51:44,829 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:51:44,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:51:44,829 INFO L82 PathProgramCache]: Analyzing trace with hash -1937816254, now seen corresponding path program 5 times [2021-07-14 06:51:44,829 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:51:44,829 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20012755] [2021-07-14 06:51:44,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:51:44,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:51:44,883 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 15 proven. 22 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-07-14 06:51:44,883 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:51:44,883 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20012755] [2021-07-14 06:51:44,883 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [20012755] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:51:44,883 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [633616013] [2021-07-14 06:51:44,883 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 [2021-07-14 06:51:44,933 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-07-14 06:51:44,933 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:51:44,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 11 conjunts are in the unsatisfiable core [2021-07-14 06:51:44,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:51:44,994 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 16 proven. 21 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-07-14 06:51:44,995 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [633616013] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:51:44,995 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:51:44,995 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 12 [2021-07-14 06:51:44,995 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046465955] [2021-07-14 06:51:44,995 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-07-14 06:51:44,995 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:51:44,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-07-14 06:51:44,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2021-07-14 06:51:44,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:51:44,997 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:51:44,997 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 4.833333333333333) internal successors, (58), 12 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:51:44,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:51:44,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 06:51:44,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 06:51:44,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-14 06:51:44,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:51:45,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:51:45,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 06:51:45,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 06:51:45,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 06:51:45,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:51:45,416 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable495,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:51:45,417 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:51:45,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:51:45,417 INFO L82 PathProgramCache]: Analyzing trace with hash 264594320, now seen corresponding path program 6 times [2021-07-14 06:51:45,417 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:51:45,417 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461009948] [2021-07-14 06:51:45,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:51:45,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:51:45,494 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 23 proven. 25 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-07-14 06:51:45,494 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:51:45,494 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [461009948] [2021-07-14 06:51:45,494 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [461009948] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:51:45,494 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1090250288] [2021-07-14 06:51:45,494 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 [2021-07-14 06:51:45,531 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-07-14 06:51:45,531 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:51:45,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 12 conjunts are in the unsatisfiable core [2021-07-14 06:51:45,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:51:45,700 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 16 proven. 31 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-07-14 06:51:45,700 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1090250288] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:51:45,700 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:51:45,700 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11] total 22 [2021-07-14 06:51:45,700 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904742291] [2021-07-14 06:51:45,701 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-14 06:51:45,702 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:51:45,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-14 06:51:45,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=426, Unknown=0, NotChecked=0, Total=506 [2021-07-14 06:51:45,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:51:45,702 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:51:45,702 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 3.5217391304347827) internal successors, (81), 22 states have internal predecessors, (81), 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) [2021-07-14 06:51:45,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:51:45,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 06:51:45,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 06:51:45,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-14 06:51:45,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:51:45,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:51:46,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:51:46,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 06:51:46,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 06:51:46,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 06:51:46,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 06:51:46,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-14 06:51:46,552 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable496 [2021-07-14 06:51:46,552 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:51:46,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:51:46,553 INFO L82 PathProgramCache]: Analyzing trace with hash 1662342334, now seen corresponding path program 7 times [2021-07-14 06:51:46,553 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:51:46,553 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235437600] [2021-07-14 06:51:46,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:51:46,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:52:35,574 WARN L205 SmtUtils]: Spent 48.04 s on a formula simplification. DAG size of input: 239 DAG size of output: 136 [2021-07-14 06:52:35,814 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 52 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown