/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-SemanticLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sorted.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-13 03:24:19,668 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-13 03:24:19,671 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-13 03:24:19,716 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-13 03:24:19,717 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-13 03:24:19,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-13 03:24:19,725 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-13 03:24:19,733 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-13 03:24:19,736 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-13 03:24:19,742 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-13 03:24:19,744 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-13 03:24:19,746 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-13 03:24:19,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-13 03:24:19,749 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-13 03:24:19,751 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-13 03:24:19,753 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-13 03:24:19,758 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-13 03:24:19,759 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-13 03:24:19,763 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-13 03:24:19,772 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-13 03:24:19,774 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-13 03:24:19,778 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-13 03:24:19,779 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-13 03:24:19,780 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-13 03:24:19,782 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-03-13 03:24:19,782 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-03-13 03:24:19,783 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-03-13 03:24:19,784 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-03-13 03:24:19,784 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-03-13 03:24:19,790 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-03-13 03:24:19,790 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-13 03:24:19,791 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-13 03:24:19,793 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-13 03:24:19,794 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-13 03:24:19,796 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-13 03:24:19,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-13 03:24:19,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-13 03:24:19,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-13 03:24:19,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-13 03:24:19,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-13 03:24:19,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-13 03:24:19,803 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-SemanticLbe-Delay.epf [2021-03-13 03:24:19,850 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-13 03:24:19,850 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-13 03:24:19,851 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-13 03:24:19,851 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-13 03:24:19,856 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-13 03:24:19,856 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-13 03:24:19,856 INFO L138 SettingsManager]: * Use SBE=true [2021-03-13 03:24:19,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-13 03:24:19,857 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-13 03:24:19,857 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-13 03:24:19,858 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-13 03:24:19,859 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-13 03:24:19,859 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-13 03:24:19,859 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-13 03:24:19,859 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-13 03:24:19,859 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-13 03:24:19,859 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-13 03:24:19,859 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-13 03:24:19,860 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-13 03:24:19,860 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-13 03:24:19,860 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-13 03:24:19,860 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-13 03:24:19,860 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-13 03:24:19,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-13 03:24:19,860 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-13 03:24:19,861 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-13 03:24:19,861 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-13 03:24:19,861 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-13 03:24:19,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-13 03:24:19,861 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-03-13 03:24:19,861 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-13 03:24:19,861 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-03-13 03:24:19,862 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-13 03:24:20,213 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-13 03:24:20,236 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-13 03:24:20,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-13 03:24:20,240 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-13 03:24:20,241 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-13 03:24:20,243 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sorted.wvr.bpl [2021-03-13 03:24:20,243 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sorted.wvr.bpl' [2021-03-13 03:24:20,454 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-13 03:24:20,544 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-13 03:24:20,546 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-13 03:24:20,546 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-13 03:24:20,546 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-13 03:24:20,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:24:20" (1/1) ... [2021-03-13 03:24:20,568 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:24:20" (1/1) ... [2021-03-13 03:24:20,576 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-13 03:24:20,578 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-13 03:24:20,579 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-13 03:24:20,579 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-13 03:24:20,585 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:24:20" (1/1) ... [2021-03-13 03:24:20,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:24:20" (1/1) ... [2021-03-13 03:24:20,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:24:20" (1/1) ... [2021-03-13 03:24:20,587 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:24:20" (1/1) ... [2021-03-13 03:24:20,589 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:24:20" (1/1) ... [2021-03-13 03:24:20,593 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:24:20" (1/1) ... [2021-03-13 03:24:20,593 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:24:20" (1/1) ... [2021-03-13 03:24:20,595 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-13 03:24:20,595 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-13 03:24:20,596 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-13 03:24:20,596 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-13 03:24:20,597 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:24:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-13 03:24:20,685 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-13 03:24:20,686 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-13 03:24:20,686 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-13 03:24:20,687 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-13 03:24:20,687 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-13 03:24:20,687 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-13 03:24:20,688 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-13 03:24:20,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-13 03:24:20,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-13 03:24:20,688 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-03-13 03:24:20,688 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-03-13 03:24:20,688 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-03-13 03:24:20,690 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-13 03:24:21,007 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-13 03:24:21,007 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-03-13 03:24:21,009 INFO L202 PluginConnector]: Adding new model sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.03 03:24:21 BoogieIcfgContainer [2021-03-13 03:24:21,009 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-13 03:24:21,011 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-13 03:24:21,011 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-13 03:24:21,014 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-13 03:24:21,014 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:24:20" (1/2) ... [2021-03-13 03:24:21,015 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70d337b4 and model type sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.03 03:24:21, skipping insertion in model container [2021-03-13 03:24:21,015 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.03 03:24:21" (2/2) ... [2021-03-13 03:24:21,017 INFO L111 eAbstractionObserver]: Analyzing ICFG sorted.wvr.bpl [2021-03-13 03:24:21,022 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-13 03:24:21,022 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-13 03:24:21,026 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-13 03:24:21,033 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-13 03:24:21,101 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-03-13 03:24:21,120 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-03-13 03:24:21,199 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-13 03:24:21,199 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-13 03:24:21,199 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-13 03:24:21,199 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-13 03:24:21,201 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-13 03:24:21,201 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-13 03:24:21,201 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-13 03:24:21,201 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-13 03:24:21,213 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-13 03:24:21,214 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 39 places, 32 transitions, 88 flow [2021-03-13 03:24:21,217 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 39 places, 32 transitions, 88 flow [2021-03-13 03:24:21,218 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 39 places, 32 transitions, 88 flow [2021-03-13 03:24:21,271 INFO L129 PetriNetUnfolder]: 3/29 cut-off events. [2021-03-13 03:24:21,272 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-03-13 03:24:21,276 INFO L84 FinitePrefix]: Finished finitePrefix Result has 42 conditions, 29 events. 3/29 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 34 event pairs, 0 based on Foata normal form. 0/25 useless extension candidates. Maximal degree in co-relation 21. Up to 2 conditions per place. [2021-03-13 03:24:21,278 INFO L116 LiptonReduction]: Number of co-enabled transitions 144 [2021-03-13 03:24:22,016 INFO L131 LiptonReduction]: Checked pairs total: 134 [2021-03-13 03:24:22,019 INFO L133 LiptonReduction]: Total number of compositions: 15 [2021-03-13 03:24:22,050 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:24:22,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:24:22,055 INFO L82 PathProgramCache]: Analyzing trace with hash 528308031, now seen corresponding path program 1 times [2021-03-13 03:24:22,062 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:24:22,062 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451861838] [2021-03-13 03:24:22,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:24:22,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:24:22,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:24:22,198 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451861838] [2021-03-13 03:24:22,199 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-13 03:24:22,199 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-13 03:24:22,200 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436506529] [2021-03-13 03:24:22,204 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-13 03:24:22,205 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:24:22,217 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-13 03:24:22,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-13 03:24:22,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:24:22,221 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:24:22,222 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:24:22,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:24:22,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:24:22,264 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-13 03:24:22,265 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:24:22,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:24:22,266 INFO L82 PathProgramCache]: Analyzing trace with hash -734934059, now seen corresponding path program 1 times [2021-03-13 03:24:22,266 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:24:22,266 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831401413] [2021-03-13 03:24:22,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:24:22,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:24:22,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:24:22,377 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831401413] [2021-03-13 03:24:22,377 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-13 03:24:22,377 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-13 03:24:22,378 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788360175] [2021-03-13 03:24:22,379 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-13 03:24:22,379 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:24:22,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-13 03:24:22,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-13 03:24:22,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:24:22,382 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:24:22,382 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:24:22,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:24:22,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:24:22,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:24:22,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:22,478 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-13 03:24:22,478 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:24:22,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:24:22,487 INFO L82 PathProgramCache]: Analyzing trace with hash -1765583495, now seen corresponding path program 1 times [2021-03-13 03:24:22,487 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:24:22,488 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669912317] [2021-03-13 03:24:22,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:24:22,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:24:22,577 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:24:22,578 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669912317] [2021-03-13 03:24:22,578 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1515669705] [2021-03-13 03:24:22,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:24:22,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:24:22,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-13 03:24:22,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:24:22,778 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:24:22,779 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:24:22,779 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3] total 6 [2021-03-13 03:24:22,779 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560214801] [2021-03-13 03:24:22,780 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-13 03:24:22,780 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:24:22,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-13 03:24:22,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-13 03:24:22,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:24:22,781 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:24:22,781 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 6 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:24:22,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:24:22,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:22,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:24:22,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:24:22,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:22,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:24:23,059 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:24:23,059 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:24:23,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:24:23,060 INFO L82 PathProgramCache]: Analyzing trace with hash 1168872667, now seen corresponding path program 1 times [2021-03-13 03:24:23,060 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:24:23,060 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252581951] [2021-03-13 03:24:23,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:24:23,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:24:23,301 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:24:23,303 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252581951] [2021-03-13 03:24:23,307 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1144003825] [2021-03-13 03:24:23,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:24:23,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:24:23,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 16 conjunts are in the unsatisfiable core [2021-03-13 03:24:23,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:24:23,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:24:23,872 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:24:23,872 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 9 [2021-03-13 03:24:23,872 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822822865] [2021-03-13 03:24:23,873 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-13 03:24:23,873 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:24:23,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-13 03:24:23,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-03-13 03:24:23,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:24:23,874 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:24:23,874 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 10 states have (on average 2.6) internal successors, (26), 10 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:24:23,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:24:23,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:23,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:24:23,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:24:24,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:24:24,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:24,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:24:24,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:24:24,566 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:24:24,567 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:24:24,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:24:24,568 INFO L82 PathProgramCache]: Analyzing trace with hash 57339029, now seen corresponding path program 2 times [2021-03-13 03:24:24,568 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:24:24,568 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24772646] [2021-03-13 03:24:24,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:24:24,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:24:24,641 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:24:24,641 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24772646] [2021-03-13 03:24:24,641 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [148570785] [2021-03-13 03:24:24,641 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:24:24,685 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 03:24:24,685 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:24:24,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-13 03:24:24,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:24:24,812 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:24:24,812 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:24:24,812 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 10 [2021-03-13 03:24:24,812 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229513744] [2021-03-13 03:24:24,813 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-13 03:24:24,813 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:24:24,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-13 03:24:24,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2021-03-13 03:24:24,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:24:24,814 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:24:24,814 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 2.1818181818181817) internal successors, (24), 10 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:24:24,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:24:24,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:24,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:24:24,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:24:24,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:24:24,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:24:24,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:24,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:24:24,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:24:24,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:25,114 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:24:25,114 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:24:25,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:24:25,115 INFO L82 PathProgramCache]: Analyzing trace with hash 1844896063, now seen corresponding path program 3 times [2021-03-13 03:24:25,115 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:24:25,115 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212584612] [2021-03-13 03:24:25,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:24:25,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:24:25,427 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:24:25,428 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212584612] [2021-03-13 03:24:25,428 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [68813996] [2021-03-13 03:24:25,428 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:24:25,462 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-13 03:24:25,463 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:24:25,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 20 conjunts are in the unsatisfiable core [2021-03-13 03:24:25,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:24:26,080 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 42 [2021-03-13 03:24:26,190 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:24:26,190 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:24:26,190 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6] total 14 [2021-03-13 03:24:26,191 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140689796] [2021-03-13 03:24:26,191 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-03-13 03:24:26,191 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:24:26,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-03-13 03:24:26,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2021-03-13 03:24:26,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:24:26,192 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:24:26,192 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 15 states have (on average 2.0) internal successors, (30), 15 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:24:26,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:24:26,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:26,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:24:26,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:24:26,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:26,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:24:26,844 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 67 [2021-03-13 03:24:27,256 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 66 [2021-03-13 03:24:27,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:24:27,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:27,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:24:27,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:24:27,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:27,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 03:24:27,705 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-03-13 03:24:27,706 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:24:27,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:24:27,706 INFO L82 PathProgramCache]: Analyzing trace with hash -1187040647, now seen corresponding path program 4 times [2021-03-13 03:24:27,706 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:24:27,707 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37014033] [2021-03-13 03:24:27,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:24:27,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:24:27,771 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:24:27,771 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37014033] [2021-03-13 03:24:27,771 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [303501374] [2021-03-13 03:24:27,772 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:24:27,802 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 03:24:27,802 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:24:27,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-13 03:24:27,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:24:27,915 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:24:27,916 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:24:27,917 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 14 [2021-03-13 03:24:27,921 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822751076] [2021-03-13 03:24:27,922 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-13 03:24:27,922 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:24:27,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-13 03:24:27,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2021-03-13 03:24:27,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:24:27,924 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:24:27,924 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 1.8666666666666667) internal successors, (28), 14 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:24:27,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:24:27,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:27,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:24:27,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:24:27,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:27,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 03:24:27,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:24:28,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:24:28,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:28,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:24:28,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:24:28,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:28,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 03:24:28,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:24:28,274 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:24:28,275 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:24:28,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:24:28,276 INFO L82 PathProgramCache]: Analyzing trace with hash 1923831771, now seen corresponding path program 5 times [2021-03-13 03:24:28,276 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:24:28,276 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677496053] [2021-03-13 03:24:28,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:24:28,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:24:28,717 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:24:28,717 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677496053] [2021-03-13 03:24:28,717 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1000771182] [2021-03-13 03:24:28,718 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:24:28,749 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-03-13 03:24:28,749 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:24:28,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 29 conjunts are in the unsatisfiable core [2021-03-13 03:24:28,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:24:29,522 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 65 [2021-03-13 03:24:29,807 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 65 [2021-03-13 03:24:29,902 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:24:29,903 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:24:29,903 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8] total 18 [2021-03-13 03:24:29,903 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316867883] [2021-03-13 03:24:29,903 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-03-13 03:24:29,903 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:24:29,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-03-13 03:24:29,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=320, Unknown=0, NotChecked=0, Total=380 [2021-03-13 03:24:29,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:24:29,904 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:24:29,904 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 20 states, 19 states have (on average 1.7894736842105263) internal successors, (34), 19 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:24:29,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:24:29,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:29,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:24:29,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:24:29,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:29,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 03:24:29,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:24:29,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:24:31,030 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 86 [2021-03-13 03:24:31,588 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 86 [2021-03-13 03:24:31,920 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 77 [2021-03-13 03:24:31,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:24:31,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:31,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:24:31,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:24:31,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:31,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 03:24:31,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:24:31,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 03:24:32,198 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-03-13 03:24:32,199 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:24:32,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:24:32,199 INFO L82 PathProgramCache]: Analyzing trace with hash 220480149, now seen corresponding path program 6 times [2021-03-13 03:24:32,199 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:24:32,199 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938620681] [2021-03-13 03:24:32,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:24:32,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:24:32,316 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:24:32,316 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938620681] [2021-03-13 03:24:32,316 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [788955966] [2021-03-13 03:24:32,316 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:24:32,362 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-03-13 03:24:32,363 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:24:32,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 11 conjunts are in the unsatisfiable core [2021-03-13 03:24:32,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:24:32,523 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:24:32,523 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:24:32,523 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 18 [2021-03-13 03:24:32,527 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636286144] [2021-03-13 03:24:32,528 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-03-13 03:24:32,528 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:24:32,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-03-13 03:24:32,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=261, Unknown=0, NotChecked=0, Total=342 [2021-03-13 03:24:32,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:24:32,529 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:24:32,529 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.6842105263157894) internal successors, (32), 18 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:24:32,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:24:32,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:32,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:24:32,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:24:32,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:32,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 03:24:32,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:24:32,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 03:24:32,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:24:32,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:24:32,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:32,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:24:32,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:24:32,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:32,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 03:24:32,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:24:32,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 03:24:32,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 03:24:32,967 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2021-03-13 03:24:32,967 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:24:32,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:24:32,968 INFO L82 PathProgramCache]: Analyzing trace with hash -1687663809, now seen corresponding path program 7 times [2021-03-13 03:24:32,968 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:24:32,968 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355107790] [2021-03-13 03:24:32,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:24:32,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:24:33,513 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:24:33,513 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1355107790] [2021-03-13 03:24:33,514 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [897108529] [2021-03-13 03:24:33,514 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:24:33,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:24:33,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 34 conjunts are in the unsatisfiable core [2021-03-13 03:24:33,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:24:34,009 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-03-13 03:24:34,567 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 74 [2021-03-13 03:24:34,924 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 67 [2021-03-13 03:24:35,280 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 71 [2021-03-13 03:24:35,387 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:24:35,387 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:24:35,387 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10] total 22 [2021-03-13 03:24:35,387 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517786132] [2021-03-13 03:24:35,389 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-03-13 03:24:35,389 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:24:35,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-03-13 03:24:35,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=473, Unknown=0, NotChecked=0, Total=552 [2021-03-13 03:24:35,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:24:35,390 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:24:35,390 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 24 states, 23 states have (on average 1.6521739130434783) internal successors, (38), 23 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:24:35,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:24:35,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:35,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:24:35,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:24:35,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:35,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 03:24:35,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:24:35,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 03:24:35,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 03:24:35,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:24:35,620 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 65 [2021-03-13 03:24:36,099 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 61 [2021-03-13 03:24:36,634 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 64 [2021-03-13 03:24:36,804 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 75 [2021-03-13 03:24:37,165 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 53 [2021-03-13 03:24:37,311 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-03-13 03:24:38,101 WARN L205 SmtUtils]: Spent 729.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 94 [2021-03-13 03:24:38,321 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 52 [2021-03-13 03:24:38,480 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-03-13 03:24:39,128 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 95 [2021-03-13 03:24:39,281 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2021-03-13 03:24:39,656 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 102 [2021-03-13 03:24:39,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:24:39,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:39,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:24:39,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:24:39,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:39,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 03:24:39,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:24:39,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 03:24:39,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 03:24:39,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:24:40,108 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2021-03-13 03:24:40,108 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:24:40,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:24:40,109 INFO L82 PathProgramCache]: Analyzing trace with hash 582864953, now seen corresponding path program 8 times [2021-03-13 03:24:40,109 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:24:40,109 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564955952] [2021-03-13 03:24:40,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:24:40,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:24:40,221 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 21 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:24:40,221 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564955952] [2021-03-13 03:24:40,222 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1922699548] [2021-03-13 03:24:40,222 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:24:40,250 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 03:24:40,251 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:24:40,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 15 conjunts are in the unsatisfiable core [2021-03-13 03:24:40,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:24:40,499 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 21 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:24:40,500 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:24:40,500 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13] total 26 [2021-03-13 03:24:40,500 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415071417] [2021-03-13 03:24:40,500 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-03-13 03:24:40,501 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:24:40,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-03-13 03:24:40,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=544, Unknown=0, NotChecked=0, Total=702 [2021-03-13 03:24:40,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:24:40,502 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:24:40,502 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 1.4814814814814814) internal successors, (40), 26 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:24:40,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:24:40,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:40,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:24:40,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:24:40,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:40,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 03:24:40,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:24:40,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 03:24:40,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 03:24:40,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:24:40,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:24:40,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:24:40,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:40,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:24:40,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:24:40,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:40,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 03:24:40,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:24:40,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 03:24:40,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 03:24:40,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:24:40,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 03:24:41,049 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:24:41,050 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:24:41,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:24:41,051 INFO L82 PathProgramCache]: Analyzing trace with hash 956330523, now seen corresponding path program 9 times [2021-03-13 03:24:41,051 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:24:41,051 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745782731] [2021-03-13 03:24:41,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:24:41,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:24:41,222 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 21 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:24:41,223 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745782731] [2021-03-13 03:24:41,223 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [397132902] [2021-03-13 03:24:41,223 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:24:41,265 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-03-13 03:24:41,265 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:24:41,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 16 conjunts are in the unsatisfiable core [2021-03-13 03:24:41,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:24:41,536 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 21 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:24:41,536 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:24:41,536 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 28 [2021-03-13 03:24:41,537 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286296523] [2021-03-13 03:24:41,537 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-03-13 03:24:41,537 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:24:41,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-03-13 03:24:41,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=178, Invalid=634, Unknown=0, NotChecked=0, Total=812 [2021-03-13 03:24:41,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:24:41,538 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:24:41,538 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 1.4482758620689655) internal successors, (42), 28 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:24:41,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:24:41,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:41,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:24:41,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:24:41,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:41,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 03:24:41,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:24:41,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 03:24:41,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 03:24:41,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:24:41,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 03:24:41,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:24:41,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:24:41,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:41,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:24:41,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:24:41,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:41,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 03:24:41,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:24:41,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 03:24:41,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 03:24:41,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:24:41,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 03:24:41,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:24:42,103 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable58 [2021-03-13 03:24:42,104 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:24:42,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:24:42,104 INFO L82 PathProgramCache]: Analyzing trace with hash -351138695, now seen corresponding path program 10 times [2021-03-13 03:24:42,105 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:24:42,105 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520807492] [2021-03-13 03:24:42,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:24:42,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:24:42,271 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 21 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:24:42,272 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520807492] [2021-03-13 03:24:42,272 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [89287968] [2021-03-13 03:24:42,272 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:24:42,301 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 03:24:42,301 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:24:42,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 17 conjunts are in the unsatisfiable core [2021-03-13 03:24:42,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:24:42,574 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 21 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:24:42,574 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:24:42,574 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15] total 30 [2021-03-13 03:24:42,574 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254977617] [2021-03-13 03:24:42,575 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-03-13 03:24:42,575 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:24:42,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-03-13 03:24:42,576 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=729, Unknown=0, NotChecked=0, Total=930 [2021-03-13 03:24:42,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:24:42,576 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:24:42,576 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 1.4193548387096775) internal successors, (44), 30 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:24:42,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:24:42,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:42,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:24:42,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:24:42,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:42,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 03:24:42,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:24:42,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 03:24:42,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 03:24:42,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:24:42,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 03:24:42,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:24:42,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:24:43,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:24:43,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:43,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:24:43,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:24:43,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:43,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 03:24:43,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:24:43,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 03:24:43,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 03:24:43,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:24:43,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 03:24:43,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:24:43,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:24:43,259 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable59 [2021-03-13 03:24:43,259 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:24:43,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:24:43,260 INFO L82 PathProgramCache]: Analyzing trace with hash 2066988507, now seen corresponding path program 11 times [2021-03-13 03:24:43,260 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:24:43,260 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401895508] [2021-03-13 03:24:43,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:24:43,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:24:44,308 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 6 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:24:44,308 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401895508] [2021-03-13 03:24:44,308 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1029854915] [2021-03-13 03:24:44,308 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:24:44,342 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-03-13 03:24:44,342 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:24:44,344 WARN L261 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 52 conjunts are in the unsatisfiable core [2021-03-13 03:24:44,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:24:45,364 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-03-13 03:24:46,575 WARN L205 SmtUtils]: Spent 839.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 168 [2021-03-13 03:24:47,540 WARN L205 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 171 [2021-03-13 03:24:48,593 WARN L205 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 165 [2021-03-13 03:24:49,416 WARN L205 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 159 [2021-03-13 03:24:50,192 WARN L205 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 142 [2021-03-13 03:24:50,973 WARN L205 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 122 [2021-03-13 03:24:51,110 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:24:51,110 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:24:51,110 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16] total 33 [2021-03-13 03:24:51,110 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849467737] [2021-03-13 03:24:51,111 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states [2021-03-13 03:24:51,111 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:24:51,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-03-13 03:24:51,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=1062, Unknown=0, NotChecked=0, Total=1190 [2021-03-13 03:24:51,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:24:51,112 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:24:51,112 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 35 states, 34 states have (on average 1.4705882352941178) internal successors, (50), 34 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:24:51,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:24:51,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:51,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:24:51,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:24:51,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:51,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 03:24:51,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:24:51,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 03:24:51,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 03:24:51,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:24:51,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 03:24:51,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:24:51,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:24:51,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:24:52,497 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 51 [2021-03-13 03:24:52,819 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 59 [2021-03-13 03:24:54,408 WARN L205 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 144 DAG size of output: 91 [2021-03-13 03:24:56,243 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 228 DAG size of output: 185 [2021-03-13 03:24:56,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:24:56,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:56,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:24:56,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:24:56,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:24:56,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 03:24:56,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:24:56,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 03:24:56,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 03:24:56,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:24:56,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 03:24:56,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:24:56,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:24:56,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:24:56,750 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable60 [2021-03-13 03:24:56,750 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:24:56,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:24:56,751 INFO L82 PathProgramCache]: Analyzing trace with hash 982695743, now seen corresponding path program 12 times [2021-03-13 03:24:56,751 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:24:56,751 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910467300] [2021-03-13 03:24:56,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:24:56,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:24:57,704 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 58 [2021-03-13 03:24:58,315 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:24:58,316 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910467300] [2021-03-13 03:24:58,316 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [518644717] [2021-03-13 03:24:58,316 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:24:58,352 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-03-13 03:24:58,352 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:24:58,353 WARN L261 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 64 conjunts are in the unsatisfiable core [2021-03-13 03:24:58,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:25:00,336 WARN L205 SmtUtils]: Spent 584.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-03-13 03:25:01,994 WARN L205 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 181 DAG size of output: 171 [2021-03-13 03:25:03,796 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 184 DAG size of output: 175 [2021-03-13 03:25:05,385 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 186 DAG size of output: 178 [2021-03-13 03:25:06,931 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 326 DAG size of output: 180 [2021-03-13 03:25:08,316 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 190 DAG size of output: 184 [2021-03-13 03:25:09,869 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 333 DAG size of output: 187 [2021-03-13 03:25:11,261 WARN L205 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 189 [2021-03-13 03:25:11,485 INFO L446 ElimStorePlain]: Different costs {1=[v_prenex_83, A, v_prenex_86, v_prenex_85, v_prenex_84, v_prenex_88, v_prenex_90], 55=[v_prenex_87, v_prenex_89]} [2021-03-13 03:25:11,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:11,508 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 11 treesize of output 3 [2021-03-13 03:25:11,511 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:25:12,117 WARN L205 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 154 [2021-03-13 03:25:12,118 INFO L628 ElimStorePlain]: treesize reduction 312, result has 57.2 percent of original size [2021-03-13 03:25:12,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:12,130 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 11 treesize of output 3 [2021-03-13 03:25:12,132 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 03:25:12,348 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2021-03-13 03:25:12,348 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:25:12,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:12,376 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 11 treesize of output 3 [2021-03-13 03:25:12,378 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 03:25:12,604 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2021-03-13 03:25:12,604 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:25:12,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:12,616 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 11 treesize of output 3 [2021-03-13 03:25:12,618 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 03:25:12,826 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-03-13 03:25:12,827 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:25:12,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:12,838 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 11 treesize of output 3 [2021-03-13 03:25:12,840 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-13 03:25:13,035 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2021-03-13 03:25:13,035 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:25:13,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,047 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 11 treesize of output 3 [2021-03-13 03:25:13,049 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-13 03:25:13,253 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2021-03-13 03:25:13,253 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:25:13,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,265 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 11 treesize of output 3 [2021-03-13 03:25:13,266 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-13 03:25:13,465 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-03-13 03:25:13,466 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:25:13,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,497 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:25:13,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 25 [2021-03-13 03:25:13,528 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-13 03:25:13,692 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-03-13 03:25:13,693 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:25:13,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:25:13,744 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 25 [2021-03-13 03:25:13,747 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-13 03:25:13,880 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-03-13 03:25:13,880 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:25:13,885 INFO L550 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 9 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-13 03:25:13,885 INFO L247 ElimStorePlain]: Needed 10 recursive calls to eliminate 18 variables, input treesize:740, output treesize:33 [2021-03-13 03:25:14,121 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:25:14,121 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:25:14,121 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 40 [2021-03-13 03:25:14,121 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7549951] [2021-03-13 03:25:14,122 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-03-13 03:25:14,122 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:25:14,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-03-13 03:25:14,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=196, Invalid=1526, Unknown=0, NotChecked=0, Total=1722 [2021-03-13 03:25:14,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:25:14,123 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:25:14,124 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 42 states, 41 states have (on average 1.3170731707317074) internal successors, (54), 41 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:25:14,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:25:14,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:25:14,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:25:14,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:25:14,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:25:14,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 03:25:14,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:25:14,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 03:25:14,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 03:25:14,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:25:14,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 03:25:14,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:25:14,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:25:14,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:25:14,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:25:14,615 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 99 [2021-03-13 03:25:15,544 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 100 [2021-03-13 03:25:15,875 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 45 [2021-03-13 03:25:16,602 WARN L205 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 106 [2021-03-13 03:25:17,086 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 94 [2021-03-13 03:25:17,382 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 56 [2021-03-13 03:25:18,031 WARN L205 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 106 [2021-03-13 03:25:18,475 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 85 [2021-03-13 03:25:18,883 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 70 [2021-03-13 03:25:19,555 WARN L205 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 102 [2021-03-13 03:25:19,987 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 78 [2021-03-13 03:25:20,684 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 84 [2021-03-13 03:25:21,378 WARN L205 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 102 [2021-03-13 03:25:21,754 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 72 [2021-03-13 03:25:22,661 WARN L205 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 98 [2021-03-13 03:25:23,389 WARN L205 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 103 [2021-03-13 03:25:23,752 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 62 [2021-03-13 03:25:24,059 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-03-13 03:25:24,911 WARN L205 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 112 [2021-03-13 03:25:25,680 WARN L205 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 106 [2021-03-13 03:25:26,034 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 55 [2021-03-13 03:25:26,414 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-03-13 03:25:26,908 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 50 [2021-03-13 03:25:27,375 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2021-03-13 03:25:28,025 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2021-03-13 03:25:30,338 WARN L205 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 92 DAG size of output: 92 [2021-03-13 03:25:30,988 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 99 [2021-03-13 03:25:31,529 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-03-13 03:25:31,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:25:31,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:25:31,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:25:31,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:25:31,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:25:31,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 03:25:31,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:25:31,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 03:25:31,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 03:25:31,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:25:31,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 03:25:31,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:25:31,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:25:31,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:25:31,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-03-13 03:25:31,795 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:25:31,796 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:25:31,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:25:31,796 INFO L82 PathProgramCache]: Analyzing trace with hash -77855105, now seen corresponding path program 13 times [2021-03-13 03:25:31,796 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:25:31,796 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077522679] [2021-03-13 03:25:31,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:25:31,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:25:32,154 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 45 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:25:32,154 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077522679] [2021-03-13 03:25:32,154 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2056580490] [2021-03-13 03:25:32,154 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:25:32,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:25:32,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 22 conjunts are in the unsatisfiable core [2021-03-13 03:25:32,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:25:32,847 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 45 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:25:32,847 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:25:32,847 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 20] total 40 [2021-03-13 03:25:32,847 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170208778] [2021-03-13 03:25:32,847 INFO L460 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-03-13 03:25:32,847 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:25:32,848 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-03-13 03:25:32,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=343, Invalid=1297, Unknown=0, NotChecked=0, Total=1640 [2021-03-13 03:25:32,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:25:32,849 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:25:32,849 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 41 states, 41 states have (on average 1.3170731707317074) internal successors, (54), 40 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:25:32,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:25:32,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:25:32,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:25:32,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:25:32,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:25:32,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 03:25:32,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:25:32,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 03:25:32,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 03:25:32,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:25:32,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 03:25:32,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:25:32,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:25:32,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:25:32,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-03-13 03:25:32,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:25:33,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:25:33,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:25:33,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:25:33,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:25:33,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:25:33,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 03:25:33,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:25:33,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 03:25:33,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 03:25:33,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:25:33,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 03:25:33,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:25:33,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:25:33,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:25:33,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-03-13 03:25:33,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-03-13 03:25:33,879 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable125 [2021-03-13 03:25:33,880 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:25:33,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:25:33,880 INFO L82 PathProgramCache]: Analyzing trace with hash 1948845205, now seen corresponding path program 14 times [2021-03-13 03:25:33,880 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:25:33,880 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492404873] [2021-03-13 03:25:33,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:25:33,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:25:34,282 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 45 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:25:34,282 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492404873] [2021-03-13 03:25:34,282 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1085576922] [2021-03-13 03:25:34,282 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:25:34,320 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 03:25:34,321 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:25:34,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 23 conjunts are in the unsatisfiable core [2021-03-13 03:25:34,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:25:34,935 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 45 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:25:34,935 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:25:34,936 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21] total 42 [2021-03-13 03:25:34,936 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139833921] [2021-03-13 03:25:34,936 INFO L460 AbstractCegarLoop]: Interpolant automaton has 43 states [2021-03-13 03:25:34,936 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:25:34,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-03-13 03:25:34,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=375, Invalid=1431, Unknown=0, NotChecked=0, Total=1806 [2021-03-13 03:25:34,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:25:34,937 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:25:34,938 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 43 states, 43 states have (on average 1.302325581395349) internal successors, (56), 42 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:25:34,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:25:34,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:25:34,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:25:34,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:25:34,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:25:34,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 03:25:34,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:25:34,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 03:25:34,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 03:25:34,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:25:34,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 03:25:34,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:25:34,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:25:34,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:25:34,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-03-13 03:25:34,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-03-13 03:25:34,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:25:35,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:25:35,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:25:35,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:25:35,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:25:35,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:25:35,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 03:25:35,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:25:35,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 03:25:35,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 03:25:35,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:25:35,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 03:25:35,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:25:35,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:25:35,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:25:35,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-03-13 03:25:35,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-03-13 03:25:35,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-13 03:25:36,059 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:25:36,059 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:25:36,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:25:36,060 INFO L82 PathProgramCache]: Analyzing trace with hash 352045375, now seen corresponding path program 15 times [2021-03-13 03:25:36,060 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:25:36,060 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884682461] [2021-03-13 03:25:36,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:25:36,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:25:37,504 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 67 [2021-03-13 03:25:38,628 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:25:38,628 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884682461] [2021-03-13 03:25:38,628 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [534952039] [2021-03-13 03:25:38,629 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:25:38,673 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-03-13 03:25:38,674 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:25:38,675 WARN L261 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 73 conjunts are in the unsatisfiable core [2021-03-13 03:25:38,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:25:40,329 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-03-13 03:25:41,759 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 113 DAG size of output: 113 [2021-03-13 03:25:43,453 WARN L205 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 118 DAG size of output: 118 [2021-03-13 03:25:45,445 WARN L205 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 123 DAG size of output: 123 [2021-03-13 03:26:03,232 WARN L205 SmtUtils]: Spent 17.16 s on a formula simplification. DAG size of input: 144 DAG size of output: 144 [2021-03-13 03:26:06,368 WARN L205 SmtUtils]: Spent 2.40 s on a formula simplification that was a NOOP. DAG size: 185 [2021-03-13 03:26:13,630 WARN L205 SmtUtils]: Spent 6.23 s on a formula simplification. DAG size of input: 357 DAG size of output: 190 [2021-03-13 03:26:20,763 WARN L205 SmtUtils]: Spent 6.30 s on a formula simplification. DAG size of input: 204 DAG size of output: 184 [2021-03-13 03:26:28,041 WARN L205 SmtUtils]: Spent 6.60 s on a formula simplification. DAG size of input: 332 DAG size of output: 187 [2021-03-13 03:26:34,600 WARN L205 SmtUtils]: Spent 5.52 s on a formula simplification. DAG size of input: 347 DAG size of output: 181 [2021-03-13 03:26:39,994 WARN L205 SmtUtils]: Spent 4.53 s on a formula simplification. DAG size of input: 190 DAG size of output: 174 [2021-03-13 03:26:44,351 WARN L205 SmtUtils]: Spent 3.54 s on a formula simplification. DAG size of input: 188 DAG size of output: 173 [2021-03-13 03:26:52,187 WARN L205 SmtUtils]: Spent 7.22 s on a formula simplification. DAG size of input: 184 DAG size of output: 184 [2021-03-13 03:27:04,107 WARN L205 SmtUtils]: Spent 10.65 s on a formula simplification. DAG size of input: 522 DAG size of output: 391 [2021-03-13 03:27:20,089 WARN L205 SmtUtils]: Spent 14.82 s on a formula simplification. DAG size of input: 401 DAG size of output: 401 [2021-03-13 03:27:21,932 INFO L446 ElimStorePlain]: Different costs {5=[v_prenex_171, v_prenex_163, v_prenex_174, v_prenex_175, v_prenex_164, v_prenex_155, v_prenex_177, v_prenex_156, v_prenex_168], 20=[v_prenex_162, v_prenex_176, v_prenex_165], 23=[A, v_prenex_167, v_prenex_169], 65=[v_prenex_173], 90=[v_prenex_160, v_prenex_161, v_prenex_154], 126=[v_prenex_157]} [2021-03-13 03:27:21,986 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-13 03:27:21,991 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:27:26,617 WARN L205 SmtUtils]: Spent 4.62 s on a formula simplification. DAG size of input: 540 DAG size of output: 349 [2021-03-13 03:27:26,625 INFO L628 ElimStorePlain]: treesize reduction 968, result has 54.5 percent of original size [2021-03-13 03:27:26,626 INFO L518 ElimStorePlain]: Eliminatee v_prenex_163 vanished before elimination [2021-03-13 03:27:26,626 INFO L518 ElimStorePlain]: Eliminatee v_prenex_174 vanished before elimination [2021-03-13 03:27:26,626 INFO L518 ElimStorePlain]: Eliminatee v_prenex_175 vanished before elimination [2021-03-13 03:27:26,626 INFO L518 ElimStorePlain]: Eliminatee v_prenex_164 vanished before elimination [2021-03-13 03:27:26,626 INFO L518 ElimStorePlain]: Eliminatee v_prenex_155 vanished before elimination [2021-03-13 03:27:26,626 INFO L518 ElimStorePlain]: Eliminatee v_prenex_177 vanished before elimination [2021-03-13 03:27:26,626 INFO L518 ElimStorePlain]: Eliminatee v_prenex_156 vanished before elimination [2021-03-13 03:27:26,626 INFO L518 ElimStorePlain]: Eliminatee v_prenex_168 vanished before elimination [2021-03-13 03:27:26,626 INFO L518 ElimStorePlain]: Eliminatee v_prenex_162 vanished before elimination [2021-03-13 03:27:26,626 INFO L518 ElimStorePlain]: Eliminatee v_prenex_176 vanished before elimination [2021-03-13 03:27:26,627 INFO L518 ElimStorePlain]: Eliminatee v_prenex_165 vanished before elimination [2021-03-13 03:27:26,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:26,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:26,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:26,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:26,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:26,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:26,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:26,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:26,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:26,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:26,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:26,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:26,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:26,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:26,785 INFO L244 Elim1Store]: Index analysis took 129 ms [2021-03-13 03:27:27,018 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 24 [2021-03-13 03:27:27,019 INFO L354 Elim1Store]: treesize reduction 56, result has 38.5 percent of original size [2021-03-13 03:27:27,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 69 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 9 case distinctions, treesize of input 82 treesize of output 68 [2021-03-13 03:27:27,029 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 03:27:28,709 WARN L205 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 332 [2021-03-13 03:27:28,711 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:27:28,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:28,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:28,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:28,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:28,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:28,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:28,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:28,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:28,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:28,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:28,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:28,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:28,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:28,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:28,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:28,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:28,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:28,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:28,865 INFO L244 Elim1Store]: Index analysis took 127 ms [2021-03-13 03:27:29,006 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 16 [2021-03-13 03:27:29,007 INFO L354 Elim1Store]: treesize reduction 28, result has 40.4 percent of original size [2021-03-13 03:27:29,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 73 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 5 case distinctions, treesize of input 80 treesize of output 52 [2021-03-13 03:27:29,016 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 03:27:30,601 WARN L205 SmtUtils]: Spent 1.58 s on a formula simplification that was a NOOP. DAG size: 310 [2021-03-13 03:27:30,603 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:27:30,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:30,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:30,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:30,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:30,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:30,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:30,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:30,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:30,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:30,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:30,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:30,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:30,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:30,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:30,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:30,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:30,750 INFO L244 Elim1Store]: Index analysis took 120 ms [2021-03-13 03:27:30,912 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 20 [2021-03-13 03:27:30,914 INFO L354 Elim1Store]: treesize reduction 42, result has 40.8 percent of original size [2021-03-13 03:27:30,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 71 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 7 case distinctions, treesize of input 82 treesize of output 62 [2021-03-13 03:27:30,921 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 03:27:32,446 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification that was a NOOP. DAG size: 289 [2021-03-13 03:27:32,448 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:27:32,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:32,813 INFO L244 Elim1Store]: Index analysis took 342 ms [2021-03-13 03:27:33,375 WARN L205 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 62 [2021-03-13 03:27:33,376 INFO L354 Elim1Store]: treesize reduction 44, result has 70.1 percent of original size [2021-03-13 03:27:33,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 105 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 15 case distinctions, treesize of input 111 treesize of output 145 [2021-03-13 03:27:33,597 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-13 03:27:36,393 WARN L205 SmtUtils]: Spent 2.80 s on a formula simplification. DAG size of input: 268 DAG size of output: 254 [2021-03-13 03:27:36,396 INFO L628 ElimStorePlain]: treesize reduction 33, result has 96.3 percent of original size [2021-03-13 03:27:36,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,545 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:27:36,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:36,831 INFO L244 Elim1Store]: Index analysis took 414 ms [2021-03-13 03:27:36,938 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 16 [2021-03-13 03:27:36,940 INFO L354 Elim1Store]: treesize reduction 14, result has 57.6 percent of original size [2021-03-13 03:27:36,941 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 75 disjoint index pairs (out of 91 index pairs), introduced 13 new quantified variables, introduced 4 case distinctions, treesize of input 110 treesize of output 52 [2021-03-13 03:27:36,950 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-13 03:27:38,284 WARN L205 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 223 [2021-03-13 03:27:38,287 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:27:38,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:38,766 INFO L244 Elim1Store]: Index analysis took 454 ms [2021-03-13 03:27:38,913 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 19 [2021-03-13 03:27:38,915 INFO L354 Elim1Store]: treesize reduction 40, result has 36.5 percent of original size [2021-03-13 03:27:38,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 85 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 6 case distinctions, treesize of input 110 treesize of output 56 [2021-03-13 03:27:38,925 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-13 03:27:40,108 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 192 [2021-03-13 03:27:40,109 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:27:40,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:40,529 INFO L244 Elim1Store]: Index analysis took 403 ms [2021-03-13 03:27:40,705 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 20 [2021-03-13 03:27:40,707 INFO L354 Elim1Store]: treesize reduction 54, result has 33.3 percent of original size [2021-03-13 03:27:40,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 83 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 8 case distinctions, treesize of input 110 treesize of output 60 [2021-03-13 03:27:40,719 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-13 03:27:41,748 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 163 [2021-03-13 03:27:41,749 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:27:41,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,944 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:27:41,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:41,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:42,529 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:27:42,962 INFO L244 Elim1Store]: Index analysis took 1196 ms [2021-03-13 03:27:43,224 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 26 [2021-03-13 03:27:43,225 INFO L354 Elim1Store]: treesize reduction 114, result has 23.5 percent of original size [2021-03-13 03:27:43,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 105 disjoint index pairs (out of 136 index pairs), introduced 16 new quantified variables, introduced 16 case distinctions, treesize of input 131 treesize of output 77 [2021-03-13 03:27:43,235 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-13 03:27:43,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,411 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:27:43,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:27:43,733 INFO L244 Elim1Store]: Index analysis took 486 ms [2021-03-13 03:27:44,112 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-03-13 03:27:44,113 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:27:44,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 105 disjoint index pairs (out of 136 index pairs), introduced 16 new quantified variables, introduced 16 case distinctions, treesize of input 131 treesize of output 191 [2021-03-13 03:27:44,540 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2021-03-13 03:27:46,244 WARN L205 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 155 DAG size of output: 121 [2021-03-13 03:27:46,245 INFO L628 ElimStorePlain]: treesize reduction 223, result has 57.8 percent of original size [2021-03-13 03:27:46,276 INFO L550 ElimStorePlain]: Start of recursive call 1: 24 dim-0 vars, 20 dim-1 vars, End of recursive call: and 10 xjuncts. [2021-03-13 03:27:46,277 INFO L247 ElimStorePlain]: Needed 11 recursive calls to eliminate 44 variables, input treesize:2169, output treesize:243 [2021-03-13 03:27:46,997 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 16 [2021-03-13 03:27:47,444 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:27:47,444 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:27:47,444 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 48 [2021-03-13 03:27:47,445 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13450799] [2021-03-13 03:27:47,445 INFO L460 AbstractCegarLoop]: Interpolant automaton has 50 states [2021-03-13 03:27:47,445 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:27:47,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2021-03-13 03:27:47,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=2285, Unknown=0, NotChecked=0, Total=2450 [2021-03-13 03:27:47,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:27:47,446 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:27:47,446 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 50 states, 49 states have (on average 1.2653061224489797) internal successors, (62), 49 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:27:47,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:27:47,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:27:47,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:27:47,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:27:47,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:27:47,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 03:27:47,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:27:47,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 03:27:47,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 03:27:47,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:27:47,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 03:27:47,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:27:47,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:27:47,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:27:47,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-03-13 03:27:47,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-03-13 03:27:47,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-03-13 03:27:47,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:27:49,504 WARN L205 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 160 DAG size of output: 123 [2021-03-13 03:27:50,473 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2021-03-13 03:27:51,066 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 28 [2021-03-13 03:27:53,048 WARN L205 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 162 DAG size of output: 124 [2021-03-13 03:27:54,060 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 41 [2021-03-13 03:27:56,361 WARN L205 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 163 DAG size of output: 124 [2021-03-13 03:27:58,354 WARN L205 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 163 DAG size of output: 118 [2021-03-13 03:27:59,541 WARN L205 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 54 [2021-03-13 03:28:01,767 WARN L205 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-03-13 03:28:03,654 WARN L205 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 170 DAG size of output: 107 [2021-03-13 03:28:05,623 WARN L205 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 90 DAG size of output: 71 [2021-03-13 03:28:08,113 WARN L205 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 169 DAG size of output: 119 [2021-03-13 03:28:10,104 WARN L205 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 183 DAG size of output: 100 [2021-03-13 03:28:10,703 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2021-03-13 03:28:13,025 WARN L205 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 111 DAG size of output: 86 [2021-03-13 03:28:16,608 WARN L205 SmtUtils]: Spent 3.15 s on a formula simplification. DAG size of input: 176 DAG size of output: 122 [2021-03-13 03:28:18,401 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 200 DAG size of output: 93 [2021-03-13 03:28:19,202 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-03-13 03:28:32,150 WARN L205 SmtUtils]: Spent 12.05 s on a formula simplification. DAG size of input: 313 DAG size of output: 151 [2021-03-13 03:28:36,425 WARN L205 SmtUtils]: Spent 3.68 s on a formula simplification. DAG size of input: 181 DAG size of output: 123 [2021-03-13 03:28:38,263 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 215 DAG size of output: 85 [2021-03-13 03:28:39,402 WARN L205 SmtUtils]: Spent 615.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-03-13 03:28:49,640 WARN L205 SmtUtils]: Spent 9.69 s on a formula simplification. DAG size of input: 205 DAG size of output: 167 [2021-03-13 03:29:19,471 WARN L205 SmtUtils]: Spent 29.11 s on a formula simplification. DAG size of input: 377 DAG size of output: 234 [2021-03-13 03:29:22,855 WARN L205 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 404 DAG size of output: 120 [2021-03-13 03:29:24,763 WARN L205 SmtUtils]: Spent 888.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-03-13 03:29:34,529 WARN L205 SmtUtils]: Spent 8.71 s on a formula simplification. DAG size of input: 209 DAG size of output: 173 [2021-03-13 03:29:53,481 WARN L205 SmtUtils]: Spent 17.39 s on a formula simplification. DAG size of input: 270 DAG size of output: 232 [2021-03-13 03:30:10,086 WARN L205 SmtUtils]: Spent 15.44 s on a formula simplification. DAG size of input: 338 DAG size of output: 253 [2021-03-13 03:30:20,911 WARN L205 SmtUtils]: Spent 9.61 s on a formula simplification. DAG size of input: 213 DAG size of output: 180 [2021-03-13 03:30:37,760 WARN L205 SmtUtils]: Spent 15.51 s on a formula simplification. DAG size of input: 274 DAG size of output: 238 [2021-03-13 03:30:55,524 WARN L205 SmtUtils]: Spent 16.84 s on a formula simplification. DAG size of input: 341 DAG size of output: 259 [2021-03-13 03:31:34,559 WARN L205 SmtUtils]: Spent 37.62 s on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2021-03-13 03:31:54,739 WARN L205 SmtUtils]: Spent 18.34 s on a formula simplification. DAG size of input: 278 DAG size of output: 245 [2021-03-13 03:32:12,546 WARN L205 SmtUtils]: Spent 16.35 s on a formula simplification. DAG size of input: 344 DAG size of output: 279 [2021-03-13 03:32:29,623 WARN L205 SmtUtils]: Spent 13.60 s on a formula simplification. DAG size of input: 279 DAG size of output: 242 [2021-03-13 03:33:18,729 WARN L205 SmtUtils]: Spent 47.72 s on a formula simplification. DAG size of input: 301 DAG size of output: 275 [2021-03-13 03:33:25,401 WARN L205 SmtUtils]: Spent 2.40 s on a formula simplification that was a NOOP. DAG size: 152 [2021-03-13 03:33:25,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:33:25,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:33:25,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:33:25,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:33:25,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:33:25,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 03:33:25,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:33:25,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 03:33:25,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 03:33:25,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:33:25,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 03:33:25,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:33:25,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:33:25,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:33:25,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-03-13 03:33:25,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-03-13 03:33:25,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-13 03:33:25,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-03-13 03:33:25,813 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable127 [2021-03-13 03:33:25,813 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:33:25,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:33:25,813 INFO L82 PathProgramCache]: Analyzing trace with hash -704747911, now seen corresponding path program 16 times [2021-03-13 03:33:25,813 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:33:25,813 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529691024] [2021-03-13 03:33:25,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:33:25,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:33:27,448 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 55 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:33:27,449 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1529691024] [2021-03-13 03:33:27,449 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [69987343] [2021-03-13 03:33:27,449 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:33:27,477 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 03:33:27,477 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:33:27,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 25 conjunts are in the unsatisfiable core [2021-03-13 03:33:27,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:33:31,635 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 55 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:33:31,636 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:33:31,636 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 23] total 46 [2021-03-13 03:33:31,636 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936311032] [2021-03-13 03:33:31,636 INFO L460 AbstractCegarLoop]: Interpolant automaton has 47 states [2021-03-13 03:33:31,636 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:33:31,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-03-13 03:33:31,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=445, Invalid=1717, Unknown=0, NotChecked=0, Total=2162 [2021-03-13 03:33:31,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:33:31,638 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:33:31,638 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 47 states, 47 states have (on average 1.2765957446808511) internal successors, (60), 46 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:33:31,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:33:31,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:33:31,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:33:31,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:33:31,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:33:31,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 03:33:31,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:33:31,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 03:33:31,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 03:33:31,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:33:31,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 03:33:31,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:33:31,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:33:31,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:33:31,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-03-13 03:33:31,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-03-13 03:33:31,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-03-13 03:33:31,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-03-13 03:33:31,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:33:37,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:33:37,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:33:37,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:33:37,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:33:37,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:33:37,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-13 03:33:37,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:33:37,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-13 03:33:37,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-13 03:33:37,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:33:37,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 03:33:37,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:33:37,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:33:37,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:33:37,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-03-13 03:33:37,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-03-13 03:33:37,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-13 03:33:37,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-03-13 03:33:37,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:33:37,639 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable276 [2021-03-13 03:33:37,639 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:33:37,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:33:37,640 INFO L82 PathProgramCache]: Analyzing trace with hash -304962597, now seen corresponding path program 17 times [2021-03-13 03:33:37,640 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:33:37,640 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40135980] [2021-03-13 03:33:37,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:33:37,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:33:38,028 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 15 [2021-03-13 03:33:38,240 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2021-03-13 03:33:38,461 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2021-03-13 03:33:38,713 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2021-03-13 03:33:39,004 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2021-03-13 03:33:39,315 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2021-03-13 03:33:39,645 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-03-13 03:33:40,011 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-03-13 03:33:40,415 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-03-13 03:33:40,863 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-03-13 03:33:41,352 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-03-13 03:33:41,920 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-03-13 03:33:42,481 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-03-13 03:33:43,089 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-03-13 03:33:44,171 WARN L205 SmtUtils]: Spent 857.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 76 [2021-03-13 03:33:45,229 WARN L205 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 70 [2021-03-13 03:33:46,188 WARN L205 SmtUtils]: Spent 713.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 63 [2021-03-13 03:33:47,126 WARN L205 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 58 [2021-03-13 03:33:47,929 WARN L205 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2021-03-13 03:33:48,680 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2021-03-13 03:33:49,450 WARN L205 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2021-03-13 03:33:50,141 WARN L205 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2021-03-13 03:33:50,744 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 25 [2021-03-13 03:33:51,235 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 15 [2021-03-13 03:33:51,768 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 9 [2021-03-13 03:33:51,771 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:33:51,771 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40135980] [2021-03-13 03:33:51,771 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [572874015] [2021-03-13 03:33:51,771 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:33:51,817 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-03-13 03:33:51,817 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:33:51,818 WARN L261 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 76 conjunts are in the unsatisfiable core [2021-03-13 03:33:51,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:33:53,005 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2021-03-13 03:33:53,613 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2021-03-13 03:33:54,320 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2021-03-13 03:33:55,153 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-03-13 03:33:56,108 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2021-03-13 03:33:57,205 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-03-13 03:33:58,231 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-03-13 03:33:59,302 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-03-13 03:34:00,404 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-03-13 03:34:01,378 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-03-13 03:34:06,259 WARN L205 SmtUtils]: Spent 3.37 s on a formula simplification that was a NOOP. DAG size: 106 [2021-03-13 03:34:18,912 WARN L205 SmtUtils]: Spent 9.28 s on a formula simplification. DAG size of input: 201 DAG size of output: 179 [2021-03-13 03:34:30,400 WARN L205 SmtUtils]: Spent 9.50 s on a formula simplification. DAG size of input: 194 DAG size of output: 182 [2021-03-13 03:34:42,589 WARN L205 SmtUtils]: Spent 10.11 s on a formula simplification. DAG size of input: 196 DAG size of output: 185 [2021-03-13 03:34:54,456 WARN L205 SmtUtils]: Spent 9.33 s on a formula simplification. DAG size of input: 339 DAG size of output: 188 [2021-03-13 03:35:05,356 WARN L205 SmtUtils]: Spent 8.73 s on a formula simplification. DAG size of input: 200 DAG size of output: 191 [2021-03-13 03:35:14,954 WARN L205 SmtUtils]: Spent 7.29 s on a formula simplification. DAG size of input: 345 DAG size of output: 194 [2021-03-13 03:35:23,735 WARN L205 SmtUtils]: Spent 6.51 s on a formula simplification. DAG size of input: 348 DAG size of output: 197 [2021-03-13 03:35:31,843 WARN L205 SmtUtils]: Spent 6.14 s on a formula simplification. DAG size of input: 206 DAG size of output: 191 [2021-03-13 03:35:40,897 WARN L205 SmtUtils]: Spent 7.27 s on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2021-03-13 03:35:48,288 WARN L205 SmtUtils]: Spent 5.83 s on a formula simplification. DAG size of input: 201 DAG size of output: 188 [2021-03-13 03:35:49,232 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:35:49,232 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:35:49,232 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 24] total 50 [2021-03-13 03:35:49,233 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155912560] [2021-03-13 03:35:49,233 INFO L460 AbstractCegarLoop]: Interpolant automaton has 52 states [2021-03-13 03:35:49,233 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:35:49,233 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-03-13 03:35:49,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=2504, Unknown=0, NotChecked=0, Total=2652 [2021-03-13 03:35:49,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:49,234 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:35:49,234 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 52 states, 51 states have (on average 1.2941176470588236) internal successors, (66), 51 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:35:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:35:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:35:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-13 03:35:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:35:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-13 03:35:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-13 03:35:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-13 03:35:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-13 03:35:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-13 03:35:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:35:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-13 03:35:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-13 03:35:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-13 03:35:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-13 03:35:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-03-13 03:35:49,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-03-13 03:35:49,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-03-13 03:35:49,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-03-13 03:35:49,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-03-13 03:35:49,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:35:53,074 WARN L205 SmtUtils]: Spent 3.22 s on a formula simplification. DAG size of input: 188 DAG size of output: 135 [2021-03-13 03:35:53,831 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 14 [2021-03-13 03:35:54,806 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2021-03-13 03:35:55,947 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 28 [2021-03-13 03:35:59,708 WARN L205 SmtUtils]: Spent 3.31 s on a formula simplification. DAG size of input: 190 DAG size of output: 136 [2021-03-13 03:36:01,466 WARN L205 SmtUtils]: Spent 713.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 43 [2021-03-13 03:36:07,521 WARN L205 SmtUtils]: Spent 5.48 s on a formula simplification. DAG size of input: 191 DAG size of output: 145 [2021-03-13 03:36:11,266 WARN L205 SmtUtils]: Spent 3.22 s on a formula simplification. DAG size of input: 189 DAG size of output: 130 [2021-03-13 03:36:13,396 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 73 DAG size of output: 56 [2021-03-13 03:36:19,102 WARN L205 SmtUtils]: Spent 5.17 s on a formula simplification. DAG size of input: 194 DAG size of output: 140 [2021-03-13 03:36:22,815 WARN L205 SmtUtils]: Spent 3.21 s on a formula simplification. DAG size of input: 197 DAG size of output: 118 [2021-03-13 03:36:26,117 WARN L205 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 97 DAG size of output: 73 [2021-03-13 03:36:31,578 WARN L205 SmtUtils]: Spent 5.00 s on a formula simplification. DAG size of input: 198 DAG size of output: 138 [2021-03-13 03:36:35,071 WARN L205 SmtUtils]: Spent 3.01 s on a formula simplification. DAG size of input: 210 DAG size of output: 111 [2021-03-13 03:36:36,118 WARN L205 SmtUtils]: Spent 473.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-03-13 03:36:40,174 WARN L205 SmtUtils]: Spent 3.18 s on a formula simplification. DAG size of input: 121 DAG size of output: 90 [2021-03-13 03:36:46,151 WARN L205 SmtUtils]: Spent 5.41 s on a formula simplification. DAG size of input: 205 DAG size of output: 141 [2021-03-13 03:36:49,406 WARN L205 SmtUtils]: Spent 2.70 s on a formula simplification. DAG size of input: 227 DAG size of output: 102 [2021-03-13 03:36:50,879 WARN L205 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-03-13 03:36:57,494 WARN L205 SmtUtils]: Spent 5.65 s on a formula simplification. DAG size of input: 145 DAG size of output: 107 [2021-03-13 03:37:04,372 WARN L205 SmtUtils]: Spent 6.18 s on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-03-13 03:37:07,784 WARN L205 SmtUtils]: Spent 2.91 s on a formula simplification. DAG size of input: 244 DAG size of output: 94 [2021-03-13 03:37:10,669 WARN L205 SmtUtils]: Spent 930.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-03-13 03:37:15,730 WARN L205 SmtUtils]: Spent 4.08 s on a formula simplification. DAG size of input: 157 DAG size of output: 112 [2021-03-13 03:37:25,025 WARN L205 SmtUtils]: Spent 8.70 s on a formula simplification. DAG size of input: 219 DAG size of output: 146 [2021-03-13 03:37:28,068 WARN L205 SmtUtils]: Spent 2.54 s on a formula simplification. DAG size of input: 261 DAG size of output: 92 [2021-03-13 03:37:30,865 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 100 [2021-03-13 03:37:39,542 WARN L205 SmtUtils]: Spent 7.83 s on a formula simplification. DAG size of input: 181 DAG size of output: 129 [2021-03-13 03:37:47,102 WARN L205 SmtUtils]: Spent 6.60 s on a formula simplification. DAG size of input: 214 DAG size of output: 140 [2021-03-13 03:37:50,145 WARN L205 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 266 DAG size of output: 86 [2021-03-13 03:37:53,386 WARN L205 SmtUtils]: Spent 1.63 s on a formula simplification that was a NOOP. DAG size: 117 [2021-03-13 03:38:05,462 WARN L205 SmtUtils]: Spent 11.14 s on a formula simplification. DAG size of input: 203 DAG size of output: 144 [2021-03-13 03:38:16,678 WARN L205 SmtUtils]: Spent 10.08 s on a formula simplification. DAG size of input: 221 DAG size of output: 148 [2021-03-13 03:38:19,122 WARN L205 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 283 DAG size of output: 74 [2021-03-13 03:38:23,476 WARN L205 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 134 Received shutdown request... [2021-03-13 03:38:30,159 WARN L222 SmtUtils]: Removed 15 from assertion stack [2021-03-13 03:38:30,359 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable277 [2021-03-13 03:38:30,360 WARN L545 AbstractCegarLoop]: Verification canceled [2021-03-13 03:38:30,365 WARN L224 ceAbstractionStarter]: Timeout [2021-03-13 03:38:30,366 INFO L202 PluginConnector]: Adding new model sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.03 03:38:30 BasicIcfg [2021-03-13 03:38:30,366 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-13 03:38:30,366 INFO L168 Benchmark]: Toolchain (without parser) took 849910.94 ms. Allocated memory was 255.9 MB in the beginning and 499.1 MB in the end (delta: 243.3 MB). Free memory was 236.4 MB in the beginning and 214.6 MB in the end (delta: 21.7 MB). Peak memory consumption was 265.6 MB. Max. memory is 16.0 GB. [2021-03-13 03:38:30,366 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-13 03:38:30,367 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.56 ms. Allocated memory is still 255.9 MB. Free memory was 235.9 MB in the beginning and 234.5 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-13 03:38:30,367 INFO L168 Benchmark]: Boogie Preprocessor took 16.38 ms. Allocated memory is still 255.9 MB. Free memory was 234.5 MB in the beginning and 233.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-13 03:38:30,367 INFO L168 Benchmark]: RCFGBuilder took 413.86 ms. Allocated memory is still 255.9 MB. Free memory was 233.3 MB in the beginning and 234.2 MB in the end (delta: -837.5 kB). Peak memory consumption was 16.1 MB. Max. memory is 16.0 GB. [2021-03-13 03:38:30,367 INFO L168 Benchmark]: TraceAbstraction took 849355.08 ms. Allocated memory was 255.9 MB in the beginning and 499.1 MB in the end (delta: 243.3 MB). Free memory was 233.7 MB in the beginning and 214.6 MB in the end (delta: 19.1 MB). Peak memory consumption was 262.1 MB. Max. memory is 16.0 GB. [2021-03-13 03:38:30,367 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 30.56 ms. Allocated memory is still 255.9 MB. Free memory was 235.9 MB in the beginning and 234.5 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 16.38 ms. Allocated memory is still 255.9 MB. Free memory was 234.5 MB in the beginning and 233.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 413.86 ms. Allocated memory is still 255.9 MB. Free memory was 233.3 MB in the beginning and 234.2 MB in the end (delta: -837.5 kB). Peak memory consumption was 16.1 MB. Max. memory is 16.0 GB. * TraceAbstraction took 849355.08 ms. Allocated memory was 255.9 MB in the beginning and 499.1 MB in the end (delta: 243.3 MB). Free memory was 233.7 MB in the beginning and 214.6 MB in the end (delta: 19.1 MB). Peak memory consumption was 262.1 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 802.7ms, 39 PlacesBefore, 25 PlacesAfterwards, 32 TransitionsBefore, 18 TransitionsAfterwards, 144 CoEnabledTransitionPairs, 3 FixpointIterations, 9 TrivialSequentialCompositions, 6 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 15 TotalNumberOfCompositions, 134 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 134, positive: 134, positive conditional: 0, positive unconditional: 134, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 86, positive: 86, positive conditional: 0, positive unconditional: 86, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 86, positive: 86, positive conditional: 0, positive unconditional: 86, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 134, positive: 48, positive conditional: 0, positive unconditional: 48, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 86, unknown conditional: 0, unknown unconditional: 86] , Statistics on independence cache: Total cache size (in pairs): 18, Positive cache size: 18, Positive conditional cache size: 0, Positive unconditional cache size: 18, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1537, positive: 1018, positive conditional: 1018, positive unconditional: 0, negative: 519, negative conditional: 519, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1018, positive: 1018, positive conditional: 1018, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1018, positive: 1018, positive conditional: 0, positive unconditional: 1018, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 22, positive: 22, positive conditional: 0, positive unconditional: 22, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 22, positive: 22, positive conditional: 0, positive unconditional: 22, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1018, positive: 996, positive conditional: 0, positive unconditional: 996, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 22, unknown conditional: 0, unknown unconditional: 22] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 0, Positive unconditional cache size: 22, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 519 - TimeoutResultAtElement [Line: 69]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 69). Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 220 for 5887ms.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 30 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 849208.9ms, OverallIterations: 20, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 833.2ms, PartialOrderReductionTime: 539724.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 430, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 132.3ms SsaConstructionTime, 676.7ms SatisfiabilityAnalysisTime, 303500.7ms InterpolantComputationTime, 823 NumberOfCodeBlocks, 823 NumberOfCodeBlocksAsserted, 69 NumberOfCheckSat, 785 ConstructedInterpolants, 57 QuantifiedInterpolants, 47000 SizeOfPredicates, 65 NumberOfNonLiveVariables, 1564 ConjunctsInSsa, 514 ConjunctsInUnsatCore, 38 InterpolantComputations, 2 PerfectInterpolantSequences, 443/1765 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown