/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleepPersistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/min-fun-alt.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d47b94137d5c7dd60722882962a90fb345e61909-d47b941 [2021-05-03 23:10:25,621 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-03 23:10:25,624 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-03 23:10:25,670 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-05-03 23:10:25,670 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-05-03 23:10:25,674 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-05-03 23:10:25,678 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-05-03 23:10:25,685 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-05-03 23:10:25,687 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-05-03 23:10:25,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-05-03 23:10:25,694 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-05-03 23:10:25,695 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-05-03 23:10:25,695 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-03 23:10:25,697 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-03 23:10:25,699 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-03 23:10:25,700 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-03 23:10:25,703 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-03 23:10:25,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-03 23:10:25,706 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-03 23:10:25,711 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-03 23:10:25,713 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-03 23:10:25,715 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-03 23:10:25,716 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-03 23:10:25,717 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-03 23:10:25,720 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-05-03 23:10:25,721 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-05-03 23:10:25,721 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-05-03 23:10:25,722 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-05-03 23:10:25,723 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-05-03 23:10:25,723 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-05-03 23:10:25,724 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-05-03 23:10:25,724 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-05-03 23:10:25,725 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-05-03 23:10:25,725 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-05-03 23:10:25,726 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-05-03 23:10:25,726 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-05-03 23:10:25,726 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-05-03 23:10:25,726 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-05-03 23:10:25,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-03 23:10:25,727 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-03 23:10:25,727 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-03 23:10:25,731 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleepPersistent-NoLbe.epf [2021-05-03 23:10:25,762 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-03 23:10:25,762 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-03 23:10:25,763 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-05-03 23:10:25,763 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-05-03 23:10:25,765 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-05-03 23:10:25,766 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-05-03 23:10:25,766 INFO L138 SettingsManager]: * Use SBE=true [2021-05-03 23:10:25,766 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-03 23:10:25,766 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-03 23:10:25,766 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-03 23:10:25,767 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-03 23:10:25,767 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-03 23:10:25,767 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-03 23:10:25,767 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-03 23:10:25,767 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-03 23:10:25,767 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-03 23:10:25,768 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-03 23:10:25,768 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-03 23:10:25,768 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-03 23:10:25,768 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-03 23:10:25,768 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-03 23:10:25,768 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-03 23:10:25,768 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-03 23:10:25,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-03 23:10:25,769 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-03 23:10:25,769 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-05-03 23:10:25,769 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-05-03 23:10:25,769 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-03 23:10:25,769 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-05-03 23:10:25,769 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-05-03 23:10:25,769 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-05-03 23:10:25,769 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-03 23:10:25,770 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_DELAY_SET [2021-05-03 23:10:25,770 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-05-03 23:10:26,101 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-03 23:10:26,117 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-03 23:10:26,119 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-03 23:10:26,121 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-05-03 23:10:26,122 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-05-03 23:10:26,123 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/min-fun-alt.wvr.bpl [2021-05-03 23:10:26,123 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/min-fun-alt.wvr.bpl' [2021-05-03 23:10:26,160 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-03 23:10:26,163 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-05-03 23:10:26,164 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-05-03 23:10:26,164 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-05-03 23:10:26,164 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-05-03 23:10:26,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "min-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:10:26" (1/1) ... [2021-05-03 23:10:26,192 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "min-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:10:26" (1/1) ... [2021-05-03 23:10:26,198 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-05-03 23:10:26,201 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-03 23:10:26,201 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-03 23:10:26,202 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-03 23:10:26,208 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "min-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:10:26" (1/1) ... [2021-05-03 23:10:26,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "min-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:10:26" (1/1) ... [2021-05-03 23:10:26,210 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "min-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:10:26" (1/1) ... [2021-05-03 23:10:26,211 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "min-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:10:26" (1/1) ... [2021-05-03 23:10:26,215 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "min-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:10:26" (1/1) ... [2021-05-03 23:10:26,220 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "min-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:10:26" (1/1) ... [2021-05-03 23:10:26,221 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "min-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:10:26" (1/1) ... [2021-05-03 23:10:26,226 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-03 23:10:26,230 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-03 23:10:26,231 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-03 23:10:26,231 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-03 23:10:26,233 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "min-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:10:26" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-03 23:10:26,295 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-05-03 23:10:26,296 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-05-03 23:10:26,296 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-05-03 23:10:26,296 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-05-03 23:10:26,296 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-05-03 23:10:26,296 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-05-03 23:10:26,296 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-05-03 23:10:26,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-03 23:10:26,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-03 23:10:26,297 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-05-03 23:10:26,298 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-05-03 23:10:26,298 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-05-03 23:10:26,299 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-05-03 23:10:26,551 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-03 23:10:26,552 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-05-03 23:10:26,554 INFO L202 PluginConnector]: Adding new model min-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 11:10:26 BoogieIcfgContainer [2021-05-03 23:10:26,554 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-03 23:10:26,555 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-03 23:10:26,555 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-03 23:10:26,566 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-03 23:10:26,567 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 11:10:26" (1/2) ... [2021-05-03 23:10:26,567 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a0aa9d7 and model type min-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.05 11:10:26, skipping insertion in model container [2021-05-03 23:10:26,568 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 11:10:26" (2/2) ... [2021-05-03 23:10:26,570 INFO L111 eAbstractionObserver]: Analyzing ICFG min-fun-alt.wvr.bpl [2021-05-03 23:10:26,575 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-05-03 23:10:26,576 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-05-03 23:10:26,579 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-03 23:10:26,579 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-05-03 23:10:26,661 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-05-03 23:10:26,684 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 [2021-05-03 23:10:26,730 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-03 23:10:26,730 INFO L377 AbstractCegarLoop]: Hoare is true [2021-05-03 23:10:26,731 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-03 23:10:26,731 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-03 23:10:26,731 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-03 23:10:26,731 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-03 23:10:26,731 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-03 23:10:26,731 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-03 23:10:26,929 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 23:10:26,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 23:10:26,938 INFO L82 PathProgramCache]: Analyzing trace with hash 1502721537, now seen corresponding path program 1 times [2021-05-03 23:10:26,948 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 23:10:26,949 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299879921] [2021-05-03 23:10:26,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 23:10:27,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:10:27,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 23:10:27,110 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299879921] [2021-05-03 23:10:27,111 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-03 23:10:27,111 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-05-03 23:10:27,111 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126405924] [2021-05-03 23:10:27,116 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-05-03 23:10:27,117 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 23:10:27,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-05-03 23:10:27,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-05-03 23:10:27,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:10:27,133 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 23:10:27,135 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 4.0) internal successors, (20), 4 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) [2021-05-03 23:10:27,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:10:27,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 23:10:27,204 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-03 23:10:27,204 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 23:10:27,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 23:10:27,208 INFO L82 PathProgramCache]: Analyzing trace with hash 1329428191, now seen corresponding path program 1 times [2021-05-03 23:10:27,208 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 23:10:27,209 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643133791] [2021-05-03 23:10:27,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 23:10:27,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:10:27,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:10:27,681 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643133791] [2021-05-03 23:10:27,682 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1785029317] [2021-05-03 23:10:27,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 23:10:27,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:10:27,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 17 conjunts are in the unsatisfiable core [2021-05-03 23:10:27,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 23:10:28,145 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-05-03 23:10:28,149 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-03 23:10:28,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2021-05-03 23:10:28,155 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-03 23:10:28,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2021-05-03 23:10:28,160 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-03 23:10:28,169 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:10:28,173 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-05-03 23:10:28,174 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:95, output treesize:17 [2021-05-03 23:10:28,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:10:28,200 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 23:10:28,200 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-05-03 23:10:28,201 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173819732] [2021-05-03 23:10:28,201 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-05-03 23:10:28,202 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 23:10:28,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-05-03 23:10:28,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-05-03 23:10:28,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:10:28,203 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 23:10:28,203 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 2.6666666666666665) internal successors, (32), 11 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) [2021-05-03 23:10:28,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 23:10:28,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:10:28,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 23:10:28,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:10:28,573 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 23:10:28,574 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 23:10:28,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 23:10:28,575 INFO L82 PathProgramCache]: Analyzing trace with hash -1996720067, now seen corresponding path program 2 times [2021-05-03 23:10:28,575 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 23:10:28,575 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839337432] [2021-05-03 23:10:28,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 23:10:28,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:10:28,713 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:10:28,714 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839337432] [2021-05-03 23:10:28,714 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [948782381] [2021-05-03 23:10:28,714 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 23:10:28,772 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-03 23:10:28,772 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 23:10:28,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 7 conjunts are in the unsatisfiable core [2021-05-03 23:10:28,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 23:10:28,915 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:10:28,916 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 23:10:28,916 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2021-05-03 23:10:28,916 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618868010] [2021-05-03 23:10:28,917 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-05-03 23:10:28,918 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 23:10:28,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-05-03 23:10:28,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2021-05-03 23:10:28,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:10:28,922 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 23:10:28,922 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-03 23:10:28,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 23:10:28,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:10:28,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:10:29,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 23:10:29,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:10:29,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:10:29,249 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 23:10:29,250 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 23:10:29,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 23:10:29,250 INFO L82 PathProgramCache]: Analyzing trace with hash -194813823, now seen corresponding path program 1 times [2021-05-03 23:10:29,250 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 23:10:29,251 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376629979] [2021-05-03 23:10:29,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 23:10:29,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:10:29,306 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 23:10:29,307 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376629979] [2021-05-03 23:10:29,307 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [189401816] [2021-05-03 23:10:29,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 23:10:29,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:10:29,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 7 conjunts are in the unsatisfiable core [2021-05-03 23:10:29,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 23:10:29,514 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 23:10:29,514 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 23:10:29,515 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-05-03 23:10:29,516 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [232267850] [2021-05-03 23:10:29,517 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-05-03 23:10:29,522 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 23:10:29,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-05-03 23:10:29,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-05-03 23:10:29,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:10:29,523 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 23:10:29,523 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 3.272727272727273) internal successors, (36), 11 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-03 23:10:29,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 23:10:29,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:10:29,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:10:29,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:10:29,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 23:10:29,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:10:29,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:10:29,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 23:10:29,821 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 23:10:29,821 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 23:10:29,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 23:10:29,822 INFO L82 PathProgramCache]: Analyzing trace with hash -173579425, now seen corresponding path program 2 times [2021-05-03 23:10:29,822 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 23:10:29,822 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769755893] [2021-05-03 23:10:29,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 23:10:29,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:10:30,317 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 49 [2021-05-03 23:10:30,475 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 57 [2021-05-03 23:10:30,625 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 52 [2021-05-03 23:10:30,798 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 28 [2021-05-03 23:10:30,976 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:10:30,977 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1769755893] [2021-05-03 23:10:30,977 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [259329890] [2021-05-03 23:10:30,977 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 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 23:10:31,012 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-03 23:10:31,013 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 23:10:31,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-05-03 23:10:31,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 23:10:31,828 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-05-03 23:10:32,107 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-05-03 23:10:32,632 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-05-03 23:10:32,940 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-05-03 23:10:33,162 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-05-03 23:10:33,656 INFO L446 ElimStorePlain]: Different costs {5=[v_prenex_8, A, v_prenex_10, v_prenex_14, v_prenex_12, v_prenex_18, v_prenex_16], 6=[v_prenex_20]} [2021-05-03 23:10:33,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:10:33,673 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:10:33,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:10:33,676 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:10:33,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 16 [2021-05-03 23:10:33,683 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-03 23:10:33,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:10:33,697 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:10:33,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:10:33,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 19 [2021-05-03 23:10:33,701 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-03 23:10:34,181 WARN L205 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 124 [2021-05-03 23:10:34,182 INFO L628 ElimStorePlain]: treesize reduction 355, result has 44.3 percent of original size [2021-05-03 23:10:34,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:10:34,190 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:10:34,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:10:34,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2021-05-03 23:10:34,194 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-03 23:10:34,323 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2021-05-03 23:10:34,324 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:10:34,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:10:34,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:10:34,332 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 16 [2021-05-03 23:10:34,333 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-03 23:10:34,427 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:10:34,435 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:10:34,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:10:34,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:10:34,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 16 [2021-05-03 23:10:34,440 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-03 23:10:34,522 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:10:34,532 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:10:34,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:10:34,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:10:34,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 16 [2021-05-03 23:10:34,537 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-03 23:10:34,617 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:10:34,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:10:34,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:10:34,625 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-03 23:10:34,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 16 [2021-05-03 23:10:34,629 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-05-03 23:10:34,726 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:10:34,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:10:34,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:10:34,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 16 [2021-05-03 23:10:34,740 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-05-03 23:10:34,804 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:10:34,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:10:34,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:10:34,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 23:10:34,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2021-05-03 23:10:34,818 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-05-03 23:10:34,877 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:10:34,885 INFO L550 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: and 6 xjuncts. [2021-05-03 23:10:34,885 INFO L247 ElimStorePlain]: Needed 10 recursive calls to eliminate 24 variables, input treesize:709, output treesize:49 [2021-05-03 23:10:34,927 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:10:34,928 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 23:10:34,928 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 22 [2021-05-03 23:10:34,928 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589498017] [2021-05-03 23:10:34,928 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-05-03 23:10:34,928 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 23:10:34,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-05-03 23:10:34,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=381, Unknown=0, NotChecked=0, Total=462 [2021-05-03 23:10:34,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:10:34,929 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 23:10:34,930 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 2.5454545454545454) internal successors, (56), 22 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) [2021-05-03 23:10:34,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 23:10:34,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:10:34,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:10:34,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 23:10:34,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:10:35,261 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 45 [2021-05-03 23:10:35,659 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 76 [2021-05-03 23:10:36,385 WARN L205 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 104 [2021-05-03 23:10:36,627 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 51 [2021-05-03 23:10:36,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 23:10:36,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:10:36,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:10:36,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 23:10:36,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 23:10:36,974 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-05-03 23:10:36,975 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 23:10:36,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 23:10:36,975 INFO L82 PathProgramCache]: Analyzing trace with hash -1242159427, now seen corresponding path program 3 times [2021-05-03 23:10:36,975 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 23:10:36,976 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53734715] [2021-05-03 23:10:36,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 23:10:36,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:10:37,122 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:10:37,122 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53734715] [2021-05-03 23:10:37,123 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1598505232] [2021-05-03 23:10:37,123 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 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 23:10:37,149 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-05-03 23:10:37,150 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 23:10:37,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 11 conjunts are in the unsatisfiable core [2021-05-03 23:10:37,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 23:10:37,319 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:10:37,319 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 23:10:37,319 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2021-05-03 23:10:37,319 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559027190] [2021-05-03 23:10:37,320 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-05-03 23:10:37,320 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 23:10:37,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-05-03 23:10:37,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=307, Unknown=0, NotChecked=0, Total=380 [2021-05-03 23:10:37,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:10:37,321 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 23:10:37,321 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 2.55) internal successors, (51), 20 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-03 23:10:37,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 23:10:37,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:10:37,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:10:37,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 23:10:37,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 23:10:37,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:10:37,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 23:10:37,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:10:37,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:10:37,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 23:10:37,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 23:10:37,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-03 23:10:37,783 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 23:10:37,783 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 23:10:37,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 23:10:37,784 INFO L82 PathProgramCache]: Analyzing trace with hash -1746809087, now seen corresponding path program 4 times [2021-05-03 23:10:37,784 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 23:10:37,784 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697010328] [2021-05-03 23:10:37,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 23:10:37,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:10:37,865 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 23:10:37,866 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697010328] [2021-05-03 23:10:37,866 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [34866845] [2021-05-03 23:10:37,866 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 23:10:37,893 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-03 23:10:37,893 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 23:10:37,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 11 conjunts are in the unsatisfiable core [2021-05-03 23:10:37,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 23:10:38,016 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-03 23:10:38,017 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 23:10:38,017 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 17 [2021-05-03 23:10:38,017 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725548679] [2021-05-03 23:10:38,017 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-05-03 23:10:38,018 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 23:10:38,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-05-03 23:10:38,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2021-05-03 23:10:38,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:10:38,018 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 23:10:38,018 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 2.823529411764706) internal successors, (48), 17 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-03 23:10:38,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 23:10:38,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:10:38,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:10:38,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 23:10:38,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 23:10:38,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-03 23:10:38,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 23:10:38,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 23:10:38,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-03 23:10:38,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-03 23:10:38,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 23:10:38,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 23:10:38,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-03 23:10:38,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-03 23:10:38,366 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2021-05-03 23:10:38,366 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 23:10:38,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 23:10:38,367 INFO L82 PathProgramCache]: Analyzing trace with hash 828117983, now seen corresponding path program 5 times [2021-05-03 23:10:38,367 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 23:10:38,368 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979676620] [2021-05-03 23:10:38,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 23:10:38,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 23:10:39,179 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 37 [2021-05-03 23:10:39,410 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 47 [2021-05-03 23:10:39,891 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 71 [2021-05-03 23:10:40,482 WARN L205 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 92 [2021-05-03 23:10:41,085 WARN L205 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 87 [2021-05-03 23:10:41,368 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 60 [2021-05-03 23:10:41,529 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 47 [2021-05-03 23:10:41,719 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 23:10:41,719 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979676620] [2021-05-03 23:10:41,719 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [27220223] [2021-05-03 23:10:41,719 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 23:10:41,765 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-05-03 23:10:41,765 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 23:10:41,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 47 conjunts are in the unsatisfiable core [2021-05-03 23:10:41,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 23:10:42,204 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-05-03 23:10:44,145 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 113 [2021-05-03 23:10:45,656 WARN L205 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 348 [2021-05-03 23:10:47,931 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 356 [2021-05-03 23:10:49,810 WARN L205 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 358 [2021-05-03 23:10:51,756 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 360 [2021-05-03 23:10:53,485 WARN L205 SmtUtils]: Spent 937.00 ms on a formula simplification that was a NOOP. DAG size: 359 [2021-05-03 23:10:55,428 WARN L205 SmtUtils]: Spent 858.00 ms on a formula simplification that was a NOOP. DAG size: 361 [2021-05-03 23:10:57,994 INFO L446 ElimStorePlain]: Different costs {9=[v_prenex_72, v_prenex_71, v_prenex_70, v_prenex_54, v_prenex_76, v_prenex_53, v_prenex_75, v_prenex_74, v_prenex_73, v_prenex_58, v_prenex_57, v_prenex_79, v_prenex_56, v_prenex_78, v_prenex_55, v_prenex_77, v_prenex_59, v_prenex_83, A, v_prenex_60, v_prenex_82, v_prenex_81, v_prenex_80, v_prenex_65, v_prenex_64, v_prenex_63, v_prenex_62, v_prenex_69, v_prenex_68, v_prenex_67, v_prenex_66], 15=[v_prenex_61]} [2021-05-03 23:10:58,596 WARN L205 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-03 23:10:58,596 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-03 23:10:58,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 49 treesize of output 77 [2021-05-03 23:10:58,626 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-03 23:10:59,126 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-03 23:10:59,127 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-03 23:10:59,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 49 treesize of output 65 [2021-05-03 23:10:59,131 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-03 23:11:14,908 WARN L205 SmtUtils]: Spent 15.78 s on a formula simplification. DAG size of input: 763 DAG size of output: 760 [2021-05-03 23:11:14,910 INFO L628 ElimStorePlain]: treesize reduction 24, result has 99.4 percent of original size [2021-05-03 23:11:15,071 INFO L244 Elim1Store]: Index analysis took 115 ms [2021-05-03 23:11:15,493 WARN L205 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-03 23:11:15,493 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-03 23:11:15,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 77 [2021-05-03 23:11:15,523 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-03 23:11:15,866 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-03 23:11:15,867 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:11:15,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 97 [2021-05-03 23:11:16,142 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-03 23:11:34,193 WARN L205 SmtUtils]: Spent 18.05 s on a formula simplification. DAG size of input: 806 DAG size of output: 746 [2021-05-03 23:11:34,195 INFO L628 ElimStorePlain]: treesize reduction 450, result has 90.1 percent of original size [2021-05-03 23:11:34,393 INFO L244 Elim1Store]: Index analysis took 160 ms [2021-05-03 23:11:34,753 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-03 23:11:34,753 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-03 23:11:34,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 77 [2021-05-03 23:11:34,771 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-03 23:11:35,154 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-03 23:11:35,155 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:11:35,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 97 [2021-05-03 23:11:35,471 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-03 23:11:55,899 WARN L205 SmtUtils]: Spent 20.43 s on a formula simplification. DAG size of input: 759 DAG size of output: 732 [2021-05-03 23:11:55,901 INFO L628 ElimStorePlain]: treesize reduction 153, result has 96.3 percent of original size [2021-05-03 23:11:56,130 INFO L244 Elim1Store]: Index analysis took 179 ms [2021-05-03 23:11:56,673 WARN L205 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-03 23:11:56,674 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-03 23:11:56,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 77 [2021-05-03 23:11:56,704 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-05-03 23:11:57,220 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-03 23:11:57,221 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-03 23:11:57,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 65 [2021-05-03 23:11:57,224 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-05-03 23:12:20,924 WARN L205 SmtUtils]: Spent 23.70 s on a formula simplification. DAG size of input: 732 DAG size of output: 729 [2021-05-03 23:12:20,926 INFO L628 ElimStorePlain]: treesize reduction 20, result has 99.5 percent of original size [2021-05-03 23:12:21,202 INFO L244 Elim1Store]: Index analysis took 234 ms [2021-05-03 23:12:21,508 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-03 23:12:21,510 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:12:21,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 97 [2021-05-03 23:12:21,631 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-05-03 23:12:22,269 WARN L205 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-03 23:12:22,271 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-03 23:12:22,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 77 [2021-05-03 23:12:22,325 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-05-03 23:12:34,955 WARN L205 SmtUtils]: Spent 12.63 s on a formula simplification that was a NOOP. DAG size: 715 [2021-05-03 23:12:34,956 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:12:35,256 INFO L244 Elim1Store]: Index analysis took 261 ms [2021-05-03 23:12:36,125 WARN L205 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-03 23:12:36,127 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-03 23:12:36,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 77 [2021-05-03 23:12:36,224 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-05-03 23:12:36,397 INFO L244 Elim1Store]: Index analysis took 127 ms [2021-05-03 23:12:37,019 WARN L205 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-03 23:12:37,021 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-03 23:12:37,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 65 [2021-05-03 23:12:37,028 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-05-03 23:13:06,849 WARN L205 SmtUtils]: Spent 29.82 s on a formula simplification. DAG size of input: 723 DAG size of output: 714 [2021-05-03 23:13:06,851 INFO L628 ElimStorePlain]: treesize reduction 60, result has 98.5 percent of original size [2021-05-03 23:13:07,269 INFO L244 Elim1Store]: Index analysis took 376 ms [2021-05-03 23:13:07,984 WARN L205 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-03 23:13:07,986 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-03 23:13:07,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 47 treesize of output 77 [2021-05-03 23:13:08,085 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-05-03 23:13:08,243 INFO L244 Elim1Store]: Index analysis took 117 ms [2021-05-03 23:13:08,879 WARN L205 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-03 23:13:08,881 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-03 23:13:08,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 47 treesize of output 65 [2021-05-03 23:13:08,892 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-05-03 23:13:44,121 WARN L205 SmtUtils]: Spent 35.23 s on a formula simplification. DAG size of input: 711 DAG size of output: 708 [2021-05-03 23:13:44,124 INFO L628 ElimStorePlain]: treesize reduction 20, result has 99.5 percent of original size [2021-05-03 23:13:44,527 INFO L244 Elim1Store]: Index analysis took 352 ms [2021-05-03 23:13:45,388 WARN L205 SmtUtils]: Spent 851.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-03 23:13:45,390 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-03 23:13:45,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 77 [2021-05-03 23:13:45,475 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-05-03 23:13:45,680 INFO L244 Elim1Store]: Index analysis took 138 ms [2021-05-03 23:13:46,230 WARN L205 SmtUtils]: Spent 544.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-03 23:13:46,231 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:13:46,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 97 [2021-05-03 23:13:46,684 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-05-03 23:14:24,170 WARN L205 SmtUtils]: Spent 37.48 s on a formula simplification. DAG size of input: 741 DAG size of output: 693 [2021-05-03 23:14:24,175 INFO L628 ElimStorePlain]: treesize reduction 291, result has 92.9 percent of original size [2021-05-03 23:14:24,834 INFO L244 Elim1Store]: Index analysis took 608 ms [2021-05-03 23:14:25,827 WARN L205 SmtUtils]: Spent 988.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-03 23:14:25,829 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-03 23:14:25,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 45 treesize of output 77 [2021-05-03 23:14:25,932 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-05-03 23:14:26,240 INFO L244 Elim1Store]: Index analysis took 261 ms [2021-05-03 23:14:26,937 WARN L205 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-03 23:14:26,939 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:14:26,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 45 treesize of output 97 [2021-05-03 23:14:27,738 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-05-03 23:15:06,556 WARN L205 SmtUtils]: Spent 38.82 s on a formula simplification. DAG size of input: 706 DAG size of output: 678 [2021-05-03 23:15:06,560 INFO L628 ElimStorePlain]: treesize reduction 166, result has 95.8 percent of original size [2021-05-03 23:15:07,153 INFO L244 Elim1Store]: Index analysis took 539 ms [2021-05-03 23:15:08,044 WARN L205 SmtUtils]: Spent 887.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-03 23:15:08,047 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-03 23:15:08,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 47 treesize of output 77 [2021-05-03 23:15:08,137 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-05-03 23:15:08,318 INFO L244 Elim1Store]: Index analysis took 113 ms [2021-05-03 23:15:08,896 WARN L205 SmtUtils]: Spent 570.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-03 23:15:08,898 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:15:08,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 47 treesize of output 97 [2021-05-03 23:15:09,906 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-05-03 23:15:49,300 WARN L205 SmtUtils]: Spent 39.39 s on a formula simplification. DAG size of input: 716 DAG size of output: 663 [2021-05-03 23:15:49,303 INFO L628 ElimStorePlain]: treesize reduction 370, result has 90.9 percent of original size [2021-05-03 23:15:49,821 INFO L244 Elim1Store]: Index analysis took 467 ms [2021-05-03 23:15:50,291 WARN L205 SmtUtils]: Spent 466.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-03 23:15:50,294 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:15:50,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 97 [2021-05-03 23:15:51,132 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-05-03 23:15:51,419 INFO L244 Elim1Store]: Index analysis took 215 ms [2021-05-03 23:15:52,280 WARN L205 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-03 23:15:52,282 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-03 23:15:52,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 77 [2021-05-03 23:15:52,413 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-05-03 23:16:31,219 WARN L205 SmtUtils]: Spent 38.80 s on a formula simplification. DAG size of input: 677 DAG size of output: 648 [2021-05-03 23:16:31,250 INFO L628 ElimStorePlain]: treesize reduction 140, result has 96.3 percent of original size [2021-05-03 23:16:31,777 INFO L244 Elim1Store]: Index analysis took 481 ms [2021-05-03 23:16:32,606 WARN L205 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-03 23:16:32,608 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-03 23:16:32,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 49 treesize of output 65 [2021-05-03 23:16:32,621 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-05-03 23:16:32,901 INFO L244 Elim1Store]: Index analysis took 224 ms [2021-05-03 23:16:33,679 WARN L205 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-03 23:16:33,680 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-03 23:16:33,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 49 treesize of output 77 [2021-05-03 23:16:33,762 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-05-03 23:17:13,396 WARN L205 SmtUtils]: Spent 39.63 s on a formula simplification. DAG size of input: 648 DAG size of output: 642 [2021-05-03 23:17:13,401 INFO L628 ElimStorePlain]: treesize reduction 36, result has 99.0 percent of original size [2021-05-03 23:17:13,957 INFO L244 Elim1Store]: Index analysis took 507 ms [2021-05-03 23:17:14,922 WARN L205 SmtUtils]: Spent 960.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-03 23:17:14,924 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-03 23:17:14,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 49 treesize of output 77 [2021-05-03 23:17:15,040 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-05-03 23:17:15,321 INFO L244 Elim1Store]: Index analysis took 236 ms [2021-05-03 23:17:15,920 WARN L205 SmtUtils]: Spent 595.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-03 23:17:15,923 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:17:15,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 49 treesize of output 97 [2021-05-03 23:17:16,746 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-05-03 23:17:58,252 WARN L205 SmtUtils]: Spent 41.50 s on a formula simplification. DAG size of input: 669 DAG size of output: 627 [2021-05-03 23:17:58,255 INFO L628 ElimStorePlain]: treesize reduction 247, result has 93.5 percent of original size [2021-05-03 23:17:58,755 INFO L244 Elim1Store]: Index analysis took 456 ms [2021-05-03 23:18:00,023 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-03 23:18:00,025 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-03 23:18:00,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 49 treesize of output 77 [2021-05-03 23:18:00,140 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-05-03 23:18:00,387 INFO L244 Elim1Store]: Index analysis took 197 ms [2021-05-03 23:18:01,116 WARN L205 SmtUtils]: Spent 723.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-03 23:18:01,120 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:18:01,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 49 treesize of output 97 [2021-05-03 23:18:02,892 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-05-03 23:18:46,445 WARN L205 SmtUtils]: Spent 43.55 s on a formula simplification. DAG size of input: 639 DAG size of output: 612 [2021-05-03 23:18:46,450 INFO L628 ElimStorePlain]: treesize reduction 160, result has 95.6 percent of original size [2021-05-03 23:18:47,064 INFO L244 Elim1Store]: Index analysis took 554 ms [2021-05-03 23:18:47,954 WARN L205 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-03 23:18:47,957 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-03 23:18:47,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 41 treesize of output 65 [2021-05-03 23:18:47,985 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-05-03 23:18:48,163 INFO L244 Elim1Store]: Index analysis took 128 ms [2021-05-03 23:18:49,125 WARN L205 SmtUtils]: Spent 956.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-03 23:18:49,128 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-03 23:18:49,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 36 treesize of output 74 [2021-05-03 23:18:49,232 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-05-03 23:19:11,834 WARN L205 SmtUtils]: Spent 22.60 s on a formula simplification that was a NOOP. DAG size: 608 [2021-05-03 23:19:11,837 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:19:12,512 INFO L244 Elim1Store]: Index analysis took 630 ms [2021-05-03 23:19:13,187 WARN L205 SmtUtils]: Spent 668.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-03 23:19:13,189 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:19:13,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 97 [2021-05-03 23:19:14,274 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-05-03 23:19:14,505 INFO L244 Elim1Store]: Index analysis took 162 ms [2021-05-03 23:19:15,795 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-03 23:19:15,798 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-03 23:19:15,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 77 [2021-05-03 23:19:15,898 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-05-03 23:20:01,629 WARN L205 SmtUtils]: Spent 45.73 s on a formula simplification. DAG size of input: 658 DAG size of output: 593 [2021-05-03 23:20:01,634 INFO L628 ElimStorePlain]: treesize reduction 484, result has 87.7 percent of original size [2021-05-03 23:20:02,206 INFO L244 Elim1Store]: Index analysis took 526 ms [2021-05-03 23:20:03,704 WARN L205 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-03 23:20:03,708 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-03 23:20:03,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 47 treesize of output 65 [2021-05-03 23:20:03,731 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-05-03 23:20:04,047 INFO L244 Elim1Store]: Index analysis took 238 ms [2021-05-03 23:20:05,105 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-03 23:20:05,108 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-03 23:20:05,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 47 treesize of output 77 [2021-05-03 23:20:05,219 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-05-03 23:20:30,048 WARN L205 SmtUtils]: Spent 24.83 s on a formula simplification that was a NOOP. DAG size: 587 [2021-05-03 23:20:30,051 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:20:30,745 INFO L244 Elim1Store]: Index analysis took 649 ms [2021-05-03 23:20:32,046 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-03 23:20:32,049 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-03 23:20:32,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 65 [2021-05-03 23:20:32,064 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-05-03 23:20:32,390 INFO L244 Elim1Store]: Index analysis took 252 ms [2021-05-03 23:20:33,435 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-03 23:20:33,438 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-03 23:20:33,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 77 [2021-05-03 23:20:33,628 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-05-03 23:20:57,781 WARN L205 SmtUtils]: Spent 24.15 s on a formula simplification that was a NOOP. DAG size: 581 [2021-05-03 23:20:57,785 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:20:58,306 INFO L244 Elim1Store]: Index analysis took 476 ms [2021-05-03 23:20:59,596 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-03 23:20:59,599 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-03 23:20:59,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 49 treesize of output 77 [2021-05-03 23:20:59,697 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-05-03 23:20:59,907 INFO L244 Elim1Store]: Index analysis took 167 ms [2021-05-03 23:21:00,781 WARN L205 SmtUtils]: Spent 868.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-03 23:21:00,785 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-03 23:21:00,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 49 treesize of output 65 [2021-05-03 23:21:00,804 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-05-03 23:21:20,220 WARN L205 SmtUtils]: Spent 19.42 s on a formula simplification that was a NOOP. DAG size: 575 [2021-05-03 23:21:20,223 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:21:20,639 INFO L244 Elim1Store]: Index analysis took 380 ms [2021-05-03 23:21:21,553 WARN L205 SmtUtils]: Spent 909.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-03 23:21:21,555 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-03 23:21:21,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 65 [2021-05-03 23:21:21,565 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-05-03 23:21:21,810 INFO L244 Elim1Store]: Index analysis took 184 ms [2021-05-03 23:21:22,899 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-03 23:21:22,908 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-03 23:21:22,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 77 [2021-05-03 23:21:23,038 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-05-03 23:22:00,140 WARN L205 SmtUtils]: Spent 37.10 s on a formula simplification. DAG size of input: 572 DAG size of output: 569 [2021-05-03 23:22:00,144 INFO L628 ElimStorePlain]: treesize reduction 16, result has 99.5 percent of original size [2021-05-03 23:22:00,615 INFO L244 Elim1Store]: Index analysis took 432 ms [2021-05-03 23:22:01,522 WARN L205 SmtUtils]: Spent 902.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-03 23:22:01,524 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-03 23:22:01,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 77 [2021-05-03 23:22:01,658 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-05-03 23:22:01,879 INFO L244 Elim1Store]: Index analysis took 179 ms [2021-05-03 23:22:02,874 WARN L205 SmtUtils]: Spent 990.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-03 23:22:02,877 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-03 23:22:02,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 65 [2021-05-03 23:22:02,889 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-05-03 23:22:41,248 WARN L205 SmtUtils]: Spent 38.36 s on a formula simplification. DAG size of input: 566 DAG size of output: 563 [2021-05-03 23:22:41,252 INFO L628 ElimStorePlain]: treesize reduction 20, result has 99.4 percent of original size [2021-05-03 23:22:41,780 INFO L244 Elim1Store]: Index analysis took 493 ms [2021-05-03 23:22:42,325 WARN L205 SmtUtils]: Spent 539.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-03 23:22:42,328 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:22:42,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 47 treesize of output 97 [2021-05-03 23:22:43,075 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-05-03 23:22:43,324 INFO L244 Elim1Store]: Index analysis took 201 ms [2021-05-03 23:22:44,197 WARN L205 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-03 23:22:44,199 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-03 23:22:44,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 47 treesize of output 77 [2021-05-03 23:22:44,300 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-05-03 23:23:24,730 WARN L205 SmtUtils]: Spent 40.43 s on a formula simplification. DAG size of input: 584 DAG size of output: 548 [2021-05-03 23:23:24,734 INFO L628 ElimStorePlain]: treesize reduction 183, result has 94.7 percent of original size [2021-05-03 23:23:25,194 INFO L244 Elim1Store]: Index analysis took 424 ms [2021-05-03 23:23:26,005 WARN L205 SmtUtils]: Spent 805.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-03 23:23:26,008 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-03 23:23:26,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 49 treesize of output 65 [2021-05-03 23:23:26,024 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-05-03 23:23:26,295 INFO L244 Elim1Store]: Index analysis took 207 ms [2021-05-03 23:23:27,556 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-03 23:23:27,560 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-03 23:23:27,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 49 treesize of output 77 [2021-05-03 23:23:27,755 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-05-03 23:24:08,782 WARN L205 SmtUtils]: Spent 41.03 s on a formula simplification. DAG size of input: 545 DAG size of output: 542 [2021-05-03 23:24:08,785 INFO L628 ElimStorePlain]: treesize reduction 20, result has 99.4 percent of original size [2021-05-03 23:24:09,200 INFO L244 Elim1Store]: Index analysis took 377 ms [2021-05-03 23:24:10,107 WARN L205 SmtUtils]: Spent 903.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-03 23:24:10,110 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-03 23:24:10,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 77 [2021-05-03 23:24:10,252 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-05-03 23:24:10,507 INFO L244 Elim1Store]: Index analysis took 190 ms [2021-05-03 23:24:11,301 WARN L205 SmtUtils]: Spent 789.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-03 23:24:11,304 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-03 23:24:11,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 65 [2021-05-03 23:24:11,318 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-05-03 23:24:51,550 WARN L205 SmtUtils]: Spent 40.23 s on a formula simplification. DAG size of input: 539 DAG size of output: 536 [2021-05-03 23:24:51,553 INFO L628 ElimStorePlain]: treesize reduction 24, result has 99.3 percent of original size [2021-05-03 23:24:52,039 INFO L244 Elim1Store]: Index analysis took 450 ms [2021-05-03 23:24:52,758 WARN L205 SmtUtils]: Spent 713.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-03 23:24:52,761 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 23:24:52,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 97 [2021-05-03 23:24:54,021 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-05-03 23:24:54,252 INFO L244 Elim1Store]: Index analysis took 191 ms [2021-05-03 23:24:55,276 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-03 23:24:55,280 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-03 23:24:55,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 51 treesize of output 77 [2021-05-03 23:24:55,452 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. Received shutdown request... [2021-05-03 23:25:10,558 WARN L222 SmtUtils]: Removed 31 from assertion stack [2021-05-03 23:25:10,760 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2021-05-03 23:25:10,760 WARN L545 AbstractCegarLoop]: Verification canceled [2021-05-03 23:25:10,767 WARN L224 ceAbstractionStarter]: Timeout [2021-05-03 23:25:10,767 INFO L202 PluginConnector]: Adding new model min-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.05 11:25:10 BasicIcfg [2021-05-03 23:25:10,767 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-05-03 23:25:10,768 INFO L168 Benchmark]: Toolchain (without parser) took 884606.18 ms. Allocated memory was 318.8 MB in the beginning and 471.9 MB in the end (delta: 153.1 MB). Free memory was 297.7 MB in the beginning and 250.8 MB in the end (delta: 46.9 MB). Peak memory consumption was 281.6 MB. Max. memory is 16.0 GB. [2021-05-03 23:25:10,768 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.17 ms. Allocated memory is still 318.8 MB. Free memory is still 298.8 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-05-03 23:25:10,768 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.90 ms. Allocated memory is still 318.8 MB. Free memory was 297.6 MB in the beginning and 296.2 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-05-03 23:25:10,768 INFO L168 Benchmark]: Boogie Preprocessor took 27.40 ms. Allocated memory is still 318.8 MB. Free memory was 296.2 MB in the beginning and 295.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-05-03 23:25:10,768 INFO L168 Benchmark]: RCFGBuilder took 323.48 ms. Allocated memory is still 318.8 MB. Free memory was 295.1 MB in the beginning and 282.4 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. [2021-05-03 23:25:10,769 INFO L168 Benchmark]: TraceAbstraction took 884212.34 ms. Allocated memory was 318.8 MB in the beginning and 471.9 MB in the end (delta: 153.1 MB). Free memory was 281.9 MB in the beginning and 250.8 MB in the end (delta: 31.2 MB). Peak memory consumption was 266.9 MB. Max. memory is 16.0 GB. [2021-05-03 23:25:10,769 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 0.17 ms. Allocated memory is still 318.8 MB. Free memory is still 298.8 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 35.90 ms. Allocated memory is still 318.8 MB. Free memory was 297.6 MB in the beginning and 296.2 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 27.40 ms. Allocated memory is still 318.8 MB. Free memory was 296.2 MB in the beginning and 295.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 323.48 ms. Allocated memory is still 318.8 MB. Free memory was 295.1 MB in the beginning and 282.4 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 884212.34 ms. Allocated memory was 318.8 MB in the beginning and 471.9 MB in the end (delta: 153.1 MB). Free memory was 281.9 MB in the beginning and 250.8 MB in the end (delta: 31.2 MB). Peak memory consumption was 266.9 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 284, positive: 209, positive conditional: 209, positive unconditional: 0, negative: 75, negative conditional: 75, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 209, positive: 209, positive conditional: 209, 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: 486, positive: 478, positive conditional: 0, positive unconditional: 478, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 230, positive: 222, positive conditional: 0, positive unconditional: 222, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 230, positive: 214, positive conditional: 0, positive unconditional: 214, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 130, positive: 92, positive conditional: 0, positive unconditional: 92, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 486, positive: 256, positive conditional: 0, positive unconditional: 256, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 230, unknown conditional: 0, unknown unconditional: 230] , Statistics on independence cache: Total cache size (in pairs): 230, Positive cache size: 222, Positive conditional cache size: 0, Positive unconditional cache size: 222, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, 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: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 130, positive: 92, positive conditional: 0, positive unconditional: 92, negative: 38, negative conditional: 0, negative unconditional: 38, 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): 230, Positive cache size: 222, Positive conditional cache size: 0, Positive unconditional cache size: 222, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, 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: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 130, positive: 92, positive conditional: 0, positive unconditional: 92, negative: 38, negative conditional: 0, negative unconditional: 38, 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): 230, Positive cache size: 222, Positive conditional cache size: 0, Positive unconditional cache size: 222, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, 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: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 130, positive: 92, positive conditional: 0, positive unconditional: 92, negative: 38, negative conditional: 0, negative unconditional: 38, 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): 230, Positive cache size: 222, Positive conditional cache size: 0, Positive unconditional cache size: 222, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, 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: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 130, positive: 92, positive conditional: 0, positive unconditional: 92, negative: 38, negative conditional: 0, negative unconditional: 38, 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): 230, Positive cache size: 222, Positive conditional cache size: 0, Positive unconditional cache size: 222, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, 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: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 130, positive: 92, positive conditional: 0, positive unconditional: 92, negative: 38, negative conditional: 0, negative unconditional: 38, 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): 230, Positive cache size: 222, Positive conditional cache size: 0, Positive unconditional cache size: 222, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, 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: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 130, positive: 92, positive conditional: 0, positive unconditional: 92, negative: 38, negative conditional: 0, negative unconditional: 38, 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): 230, Positive cache size: 222, Positive conditional cache size: 0, Positive unconditional cache size: 222, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, 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: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 130, positive: 92, positive conditional: 0, positive unconditional: 92, negative: 38, negative conditional: 0, negative unconditional: 38, 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): 230, Positive cache size: 222, Positive conditional cache size: 0, Positive unconditional cache size: 222, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 75 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 162, Number of persistent set computation: 234, Number of trivial persistent sets: 225, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 486, positive: 478, positive conditional: 0, positive unconditional: 478, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 230, positive: 222, positive conditional: 0, positive unconditional: 222, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 230, positive: 214, positive conditional: 0, positive unconditional: 214, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 130, positive: 92, positive conditional: 0, positive unconditional: 92, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 486, positive: 256, positive conditional: 0, positive unconditional: 256, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 230, unknown conditional: 0, unknown unconditional: 230] , Statistics on independence cache: Total cache size (in pairs): 230, Positive cache size: 222, Positive conditional cache size: 0, Positive unconditional cache size: 222, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8 - TimeoutResultAtElement [Line: 65]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 65). Cancelled while PartialOrderCegarLoop was analyzing trace of length 39 with TraceHistMax 5,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,while SimplifyDDAWithTimeout was simplifying term of DAG size 590 for 15101ms.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 884059.6ms, OverallIterations: 8, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.5ms, PartialOrderReductionTime: 2839.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 74, 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: 38.4ms SsaConstructionTime, 236.4ms SatisfiabilityAnalysisTime, 6933.6ms InterpolantComputationTime, 364 NumberOfCodeBlocks, 364 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 351 ConstructedInterpolants, 14 QuantifiedInterpolants, 9487 SizeOfPredicates, 20 NumberOfNonLiveVariables, 436 ConjunctsInSsa, 85 ConjunctsInUnsatCore, 13 InterpolantComputations, 1 PerfectInterpolantSequences, 59/169 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