/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-Persistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/min-fun-alt.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d47b94137d5c7dd60722882962a90fb345e61909-d47b941 [2021-05-04 02:09:19,487 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-04 02:09:19,489 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-04 02:09:19,520 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-05-04 02:09:19,540 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-04 02:09:19,541 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-04 02:09:19,543 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-04 02:09:19,544 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-04 02:09:19,546 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-04 02:09:19,547 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-04 02:09:19,549 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-04 02:09:19,553 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-04 02:09:19,554 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-04 02:09:19,555 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-04 02:09:19,555 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-04 02:09:19,557 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-04 02:09:19,562 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-05-04 02:09:19,569 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-04 02:09:19,569 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-04 02:09:19,570 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-04 02:09:19,573 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-Persistent-NoLbe.epf [2021-05-04 02:09:19,614 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-04 02:09:19,614 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-04 02:09:19,614 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-05-04 02:09:19,615 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-05-04 02:09:19,615 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-05-04 02:09:19,615 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-05-04 02:09:19,616 INFO L138 SettingsManager]: * Use SBE=true [2021-05-04 02:09:19,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-04 02:09:19,616 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-04 02:09:19,616 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-04 02:09:19,616 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-04 02:09:19,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-04 02:09:19,617 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-04 02:09:19,617 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-04 02:09:19,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-04 02:09:19,617 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-04 02:09:19,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-04 02:09:19,617 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-04 02:09:19,617 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-04 02:09:19,617 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-04 02:09:19,617 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-04 02:09:19,618 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-04 02:09:19,618 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-04 02:09:19,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-04 02:09:19,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-04 02:09:19,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-05-04 02:09:19,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-05-04 02:09:19,618 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-04 02:09:19,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-05-04 02:09:19,619 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-05-04 02:09:19,619 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-05-04 02:09:19,619 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-04 02:09:19,619 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SETS [2021-05-04 02:09:19,619 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-05-04 02:09:19,916 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-04 02:09:19,961 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-04 02:09:19,964 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-04 02:09:19,965 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-05-04 02:09:19,966 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-05-04 02:09:19,967 INFO L432 ainManager$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 [2021-05-04 02:09:19,967 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' [2021-05-04 02:09:20,185 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-04 02:09:20,186 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-05-04 02:09:20,205 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-05-04 02:09:20,205 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-05-04 02:09:20,206 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-05-04 02:09:20,216 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 04.05 02:09:20" (1/1) ... [2021-05-04 02:09:20,229 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 04.05 02:09:20" (1/1) ... [2021-05-04 02:09:20,264 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-05-04 02:09:20,272 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-04 02:09:20,272 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-04 02:09:20,275 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-04 02:09:20,282 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 04.05 02:09:20" (1/1) ... [2021-05-04 02:09:20,282 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 04.05 02:09:20" (1/1) ... [2021-05-04 02:09:20,283 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 04.05 02:09:20" (1/1) ... [2021-05-04 02:09:20,283 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 04.05 02:09:20" (1/1) ... [2021-05-04 02:09:20,285 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 04.05 02:09:20" (1/1) ... [2021-05-04 02:09:20,287 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 04.05 02:09:20" (1/1) ... [2021-05-04 02:09:20,287 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 04.05 02:09:20" (1/1) ... [2021-05-04 02:09:20,288 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-04 02:09:20,303 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-04 02:09:20,304 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-04 02:09:20,305 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-04 02:09:20,306 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "min-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 02:09:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-04 02:09:20,420 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-05-04 02:09:20,420 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-05-04 02:09:20,420 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-05-04 02:09:20,425 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-05-04 02:09:20,425 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-05-04 02:09:20,425 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-05-04 02:09:20,426 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-05-04 02:09:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-04 02:09:20,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-04 02:09:20,426 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-05-04 02:09:20,426 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-05-04 02:09:20,427 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-05-04 02:09:20,435 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-05-04 02:09:20,912 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-04 02:09:20,913 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-05-04 02:09:20,919 INFO L202 PluginConnector]: Adding new model min-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 02:09:20 BoogieIcfgContainer [2021-05-04 02:09:20,919 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-04 02:09:20,920 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-04 02:09:20,920 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-04 02:09:20,923 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-04 02:09:20,923 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 02:09:20" (1/2) ... [2021-05-04 02:09:20,924 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f29c65e and model type min-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 02:09:20, skipping insertion in model container [2021-05-04 02:09:20,924 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 04.05 02:09:20" (2/2) ... [2021-05-04 02:09:20,925 INFO L111 eAbstractionObserver]: Analyzing ICFG min-fun-alt.wvr.bpl [2021-05-04 02:09:20,930 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-05-04 02:09:20,930 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-05-04 02:09:20,933 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-04 02:09:20,934 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-05-04 02:09:20,961 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-05-04 02:09:20,974 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 [2021-05-04 02:09:21,049 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-04 02:09:21,049 INFO L377 AbstractCegarLoop]: Hoare is true [2021-05-04 02:09:21,050 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-04 02:09:21,050 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-04 02:09:21,050 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-04 02:09:21,050 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-04 02:09:21,050 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-04 02:09:21,050 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-04 02:09:21,219 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 02:09:21,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 02:09:21,223 INFO L82 PathProgramCache]: Analyzing trace with hash 1017902509, now seen corresponding path program 1 times [2021-05-04 02:09:21,228 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 02:09:21,229 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32134984] [2021-05-04 02:09:21,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 02:09:21,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 02:09:21,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 02:09:21,358 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32134984] [2021-05-04 02:09:21,358 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-04 02:09:21,359 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-04 02:09:21,359 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179209585] [2021-05-04 02:09:21,363 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-04 02:09:21,363 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 02:09:21,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-04 02:09:21,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-04 02:09:21,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:09:21,376 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 02:09:21,378 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 02:09:21,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:09:21,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:09:21,404 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-04 02:09:21,404 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 02:09:21,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 02:09:21,408 INFO L82 PathProgramCache]: Analyzing trace with hash 1500403211, now seen corresponding path program 1 times [2021-05-04 02:09:21,408 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 02:09:21,408 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167583167] [2021-05-04 02:09:21,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 02:09:21,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 02:09:21,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-04 02:09:21,474 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167583167] [2021-05-04 02:09:21,474 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-04 02:09:21,475 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-05-04 02:09:21,475 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813276516] [2021-05-04 02:09:21,476 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-04 02:09:21,476 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 02:09:21,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-04 02:09:21,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-04 02:09:21,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:09:21,478 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 02:09:21,479 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 5.0) 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) [2021-05-04 02:09:21,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:09:21,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:09:21,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:09:21,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:09:21,539 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-04 02:09:21,540 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 02:09:21,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 02:09:21,540 INFO L82 PathProgramCache]: Analyzing trace with hash -2147100503, now seen corresponding path program 1 times [2021-05-04 02:09:21,541 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 02:09:21,541 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78323565] [2021-05-04 02:09:21,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 02:09:21,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 02:09:21,892 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 21 [2021-05-04 02:09:22,036 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 02:09:22,036 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78323565] [2021-05-04 02:09:22,036 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1495636738] [2021-05-04 02:09:22,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 02:09:22,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 02:09:22,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 17 conjunts are in the unsatisfiable core [2021-05-04 02:09:22,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 02:09:22,556 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 [2021-05-04 02:09:22,557 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 02:09:22,561 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 [2021-05-04 02:09:22,562 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 02:09:22,564 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 [2021-05-04 02:09:22,566 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-04 02:09:22,574 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:09:22,577 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-05-04 02:09:22,577 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:95, output treesize:17 [2021-05-04 02:09:22,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 02:09:22,601 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 02:09:22,601 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-05-04 02:09:22,601 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378773418] [2021-05-04 02:09:22,601 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-05-04 02:09:22,601 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 02:09:22,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-05-04 02:09:22,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-05-04 02:09:22,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:09:22,602 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 02:09:22,602 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) [2021-05-04 02:09:22,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:09:22,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:09:22,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:09:22,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:09:22,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:09:22,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 02:09:22,938 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 02:09:22,939 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 02:09:22,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 02:09:22,939 INFO L82 PathProgramCache]: Analyzing trace with hash -1178281465, now seen corresponding path program 2 times [2021-05-04 02:09:22,940 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 02:09:22,940 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582401045] [2021-05-04 02:09:22,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 02:09:22,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 02:09:23,043 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 02:09:23,044 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582401045] [2021-05-04 02:09:23,044 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1545442407] [2021-05-04 02:09:23,044 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 [2021-05-04 02:09:23,142 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-04 02:09:23,142 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 02:09:23,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 7 conjunts are in the unsatisfiable core [2021-05-04 02:09:23,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 02:09:23,304 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 02:09:23,304 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 02:09:23,304 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2021-05-04 02:09:23,304 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414511179] [2021-05-04 02:09:23,309 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-05-04 02:09:23,309 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 02:09:23,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-05-04 02:09:23,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2021-05-04 02:09:23,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:09:23,310 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 02:09:23,310 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) [2021-05-04 02:09:23,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:09:23,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:09:23,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 02:09:23,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:09:23,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:09:23,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:09:23,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 02:09:23,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 02:09:23,606 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 02:09:23,606 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 02:09:23,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 02:09:23,607 INFO L82 PathProgramCache]: Analyzing trace with hash 623624779, now seen corresponding path program 1 times [2021-05-04 02:09:23,607 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 02:09:23,607 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [751376941] [2021-05-04 02:09:23,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 02:09:23,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 02:09:23,696 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-04 02:09:23,696 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [751376941] [2021-05-04 02:09:23,697 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1514663026] [2021-05-04 02:09:23,697 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 [2021-05-04 02:09:23,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 02:09:23,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 7 conjunts are in the unsatisfiable core [2021-05-04 02:09:23,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 02:09:24,002 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-04 02:09:24,002 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 02:09:24,003 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-05-04 02:09:24,003 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334041548] [2021-05-04 02:09:24,003 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-05-04 02:09:24,003 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 02:09:24,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-05-04 02:09:24,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-05-04 02:09:24,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:09:24,004 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 02:09:24,004 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) [2021-05-04 02:09:24,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:09:24,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:09:24,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 02:09:24,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 02:09:24,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:09:24,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:09:24,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:09:24,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 02:09:24,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 02:09:24,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 02:09:24,284 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 02:09:24,284 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 02:09:24,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 02:09:24,285 INFO L82 PathProgramCache]: Analyzing trace with hash 644859177, now seen corresponding path program 2 times [2021-05-04 02:09:24,285 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 02:09:24,285 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777991688] [2021-05-04 02:09:24,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 02:09:24,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 02:09:24,645 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 17 [2021-05-04 02:09:24,966 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 49 [2021-05-04 02:09:25,134 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 57 [2021-05-04 02:09:25,300 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 52 [2021-05-04 02:09:25,457 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 28 [2021-05-04 02:09:25,595 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 02:09:25,595 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777991688] [2021-05-04 02:09:25,595 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2095245062] [2021-05-04 02:09:25,595 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 [2021-05-04 02:09:25,646 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-04 02:09:25,646 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 02:09:25,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 32 conjunts are in the unsatisfiable core [2021-05-04 02:09:25,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 02:09:26,127 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-04 02:09:26,633 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-05-04 02:09:28,618 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 101 [2021-05-04 02:09:28,961 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-05-04 02:09:29,185 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-05-04 02:09:30,194 INFO L446 ElimStorePlain]: Different costs {5=[A, v_prenex_42, v_prenex_41, v_prenex_40, v_prenex_36, v_prenex_38, v_prenex_37], 6=[v_prenex_39]} [2021-05-04 02:09:30,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:30,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:30,244 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-05-04 02:09:30,245 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 35 [2021-05-04 02:09:30,269 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 02:09:30,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:30,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:30,785 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 18 [2021-05-04 02:09:30,786 INFO L354 Elim1Store]: treesize reduction 4, result has 84.0 percent of original size [2021-05-04 02:09:30,786 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 39 [2021-05-04 02:09:30,812 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 02:09:31,916 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 158 [2021-05-04 02:09:31,916 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:09:31,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:31,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:31,966 INFO L354 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2021-05-04 02:09:31,967 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 31 [2021-05-04 02:09:31,969 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-04 02:09:31,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:31,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:32,002 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:09:32,003 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 43 [2021-05-04 02:09:32,035 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-04 02:09:33,003 WARN L205 SmtUtils]: Spent 967.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 148 [2021-05-04 02:09:33,005 INFO L628 ElimStorePlain]: treesize reduction 16, result has 97.8 percent of original size [2021-05-04 02:09:33,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:33,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:33,096 INFO L354 Elim1Store]: treesize reduction 4, result has 84.0 percent of original size [2021-05-04 02:09:33,096 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 36 [2021-05-04 02:09:33,103 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-04 02:09:33,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:33,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:33,161 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-05-04 02:09:33,162 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 31 treesize of output 35 [2021-05-04 02:09:33,164 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-04 02:09:33,634 WARN L205 SmtUtils]: Spent 469.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2021-05-04 02:09:33,634 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:09:33,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:33,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:33,673 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:09:33,674 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 43 [2021-05-04 02:09:33,683 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-05-04 02:09:33,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:33,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:33,790 INFO L354 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2021-05-04 02:09:33,790 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 31 [2021-05-04 02:09:33,792 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-05-04 02:09:34,174 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-05-04 02:09:34,174 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:09:34,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:34,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:34,221 INFO L354 Elim1Store]: treesize reduction 4, result has 84.0 percent of original size [2021-05-04 02:09:34,221 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 39 [2021-05-04 02:09:34,244 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-05-04 02:09:34,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:34,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:34,312 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-05-04 02:09:34,312 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 35 [2021-05-04 02:09:34,314 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-05-04 02:09:34,740 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-05-04 02:09:34,740 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:09:34,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:34,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:34,784 INFO L354 Elim1Store]: treesize reduction 4, result has 84.0 percent of original size [2021-05-04 02:09:34,784 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 39 [2021-05-04 02:09:34,814 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-05-04 02:09:34,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:34,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:34,878 INFO L354 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2021-05-04 02:09:34,878 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 35 [2021-05-04 02:09:34,897 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-05-04 02:09:35,843 WARN L205 SmtUtils]: Spent 945.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 112 [2021-05-04 02:09:35,844 INFO L628 ElimStorePlain]: treesize reduction 16, result has 97.3 percent of original size [2021-05-04 02:09:35,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:35,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:35,893 INFO L354 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2021-05-04 02:09:35,893 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 31 [2021-05-04 02:09:35,895 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-05-04 02:09:35,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:35,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:35,973 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:09:35,974 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 43 [2021-05-04 02:09:35,988 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-05-04 02:09:36,475 WARN L205 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-05-04 02:09:36,476 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:09:36,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:36,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:36,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:36,504 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:09:36,504 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 23 treesize of output 39 [2021-05-04 02:09:36,522 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-05-04 02:09:36,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:36,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:36,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:09:36,551 INFO L354 Elim1Store]: treesize reduction 12, result has 55.6 percent of original size [2021-05-04 02:09:36,552 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 28 treesize of output 30 [2021-05-04 02:09:36,554 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-05-04 02:09:36,849 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-05-04 02:09:36,849 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:09:36,916 INFO L550 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 8 dim-1 vars, End of recursive call: and 14 xjuncts. [2021-05-04 02:09:36,916 INFO L247 ElimStorePlain]: Needed 17 recursive calls to eliminate 17 variables, input treesize:789, output treesize:431 [2021-05-04 02:09:37,260 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 41 [2021-05-04 02:09:37,379 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 02:09:37,379 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 02:09:37,379 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-05-04 02:09:37,379 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820413360] [2021-05-04 02:09:37,380 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-05-04 02:09:37,380 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 02:09:37,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-05-04 02:09:37,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=481, Unknown=0, NotChecked=0, Total=552 [2021-05-04 02:09:37,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:09:37,381 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 02:09:37,381 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 2.4166666666666665) internal successors, (58), 24 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-04 02:09:37,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:09:37,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:09:37,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 02:09:37,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 02:09:37,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 02:09:37,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:09:37,958 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 48 [2021-05-04 02:09:38,462 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 62 [2021-05-04 02:09:39,112 WARN L205 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 86 [2021-05-04 02:09:40,325 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 141 DAG size of output: 84 [2021-05-04 02:09:40,750 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 51 [2021-05-04 02:09:40,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:09:40,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:09:40,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 02:09:40,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 02:09:40,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 02:09:40,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 02:09:41,074 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 02:09:41,074 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 02:09:41,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 02:09:41,075 INFO L82 PathProgramCache]: Analyzing trace with hash -423720825, now seen corresponding path program 3 times [2021-05-04 02:09:41,075 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 02:09:41,075 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723068967] [2021-05-04 02:09:41,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 02:09:41,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 02:09:41,253 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 02:09:41,253 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723068967] [2021-05-04 02:09:41,253 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1694849370] [2021-05-04 02:09:41,253 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 [2021-05-04 02:09:41,297 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-05-04 02:09:41,297 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 02:09:41,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 11 conjunts are in the unsatisfiable core [2021-05-04 02:09:41,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 02:09:41,951 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 02:09:41,952 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 02:09:41,952 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2021-05-04 02:09:41,952 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040952255] [2021-05-04 02:09:41,954 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-05-04 02:09:41,954 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 02:09:41,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-05-04 02:09:41,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=307, Unknown=0, NotChecked=0, Total=380 [2021-05-04 02:09:41,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:09:41,954 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 02:09:41,955 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) [2021-05-04 02:09:41,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:09:41,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:09:41,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 02:09:41,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 02:09:41,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 02:09:41,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 02:09:41,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:09:42,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:09:42,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:09:42,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 02:09:42,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 02:09:42,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 02:09:42,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 02:09:42,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 02:09:42,376 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 02:09:42,377 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 02:09:42,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 02:09:42,378 INFO L82 PathProgramCache]: Analyzing trace with hash -928370485, now seen corresponding path program 4 times [2021-05-04 02:09:42,378 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 02:09:42,378 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554410012] [2021-05-04 02:09:42,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 02:09:42,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 02:09:42,575 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-04 02:09:42,575 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554410012] [2021-05-04 02:09:42,575 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [336711094] [2021-05-04 02:09:42,575 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 [2021-05-04 02:09:42,605 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-04 02:09:42,606 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 02:09:42,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 11 conjunts are in the unsatisfiable core [2021-05-04 02:09:42,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 02:09:42,737 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-04 02:09:42,738 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 02:09:42,738 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 17 [2021-05-04 02:09:42,738 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616576201] [2021-05-04 02:09:42,738 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-05-04 02:09:42,738 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 02:09:42,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-05-04 02:09:42,740 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2021-05-04 02:09:42,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:09:42,740 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 02:09:42,740 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) [2021-05-04 02:09:42,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:09:42,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:09:42,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 02:09:42,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 02:09:42,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 02:09:42,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 02:09:42,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 02:09:42,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:09:42,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:09:42,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:09:42,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 02:09:42,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 02:09:42,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 02:09:42,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 02:09:42,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 02:09:42,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 02:09:43,078 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 02:09:43,078 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 02:09:43,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 02:09:43,079 INFO L82 PathProgramCache]: Analyzing trace with hash 1646556585, now seen corresponding path program 5 times [2021-05-04 02:09:43,079 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 02:09:43,079 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416102842] [2021-05-04 02:09:43,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 02:09:43,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 02:09:44,245 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 47 [2021-05-04 02:09:44,711 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 71 [2021-05-04 02:09:45,338 WARN L205 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 92 [2021-05-04 02:09:45,991 WARN L205 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 87 [2021-05-04 02:09:46,291 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 60 [2021-05-04 02:09:46,445 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 47 [2021-05-04 02:09:46,642 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 02:09:46,643 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416102842] [2021-05-04 02:09:46,643 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [740799472] [2021-05-04 02:09:46,643 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 [2021-05-04 02:09:46,696 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-05-04 02:09:46,696 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 02:09:46,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 47 conjunts are in the unsatisfiable core [2021-05-04 02:09:46,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 02:09:48,844 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 113 [2021-05-04 02:09:50,516 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 348 [2021-05-04 02:09:52,304 WARN L205 SmtUtils]: Spent 928.00 ms on a formula simplification that was a NOOP. DAG size: 356 [2021-05-04 02:09:53,864 WARN L205 SmtUtils]: Spent 923.00 ms on a formula simplification that was a NOOP. DAG size: 358 [2021-05-04 02:09:55,497 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 360 [2021-05-04 02:09:56,802 WARN L205 SmtUtils]: Spent 740.00 ms on a formula simplification that was a NOOP. DAG size: 359 [2021-05-04 02:09:58,699 WARN L205 SmtUtils]: Spent 772.00 ms on a formula simplification that was a NOOP. DAG size: 361 [2021-05-04 02:10:01,260 INFO L446 ElimStorePlain]: Different costs {9=[v_prenex_100, v_prenex_101, v_prenex_102, v_prenex_90, v_prenex_103, v_prenex_104, v_prenex_94, v_prenex_93, v_prenex_92, v_prenex_91, v_prenex_76, v_prenex_98, v_prenex_97, v_prenex_74, v_prenex_96, v_prenex_95, v_prenex_79, v_prenex_78, v_prenex_77, v_prenex_99, v_prenex_83, v_prenex_82, A, v_prenex_81, v_prenex_80, v_prenex_87, v_prenex_86, v_prenex_85, v_prenex_84, v_prenex_89, v_prenex_88], 15=[v_prenex_75]} [2021-05-04 02:10:01,670 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:10:01,671 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:10:01,671 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 [2021-05-04 02:10:01,701 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 02:10:02,099 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-04 02:10:02,099 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:10:02,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 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 [2021-05-04 02:10:02,228 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 02:10:22,398 WARN L205 SmtUtils]: Spent 20.17 s on a formula simplification. DAG size of input: 800 DAG size of output: 747 [2021-05-04 02:10:22,400 INFO L628 ElimStorePlain]: treesize reduction 389, result has 91.3 percent of original size [2021-05-04 02:10:22,690 INFO L244 Elim1Store]: Index analysis took 246 ms [2021-05-04 02:10:23,112 WARN L205 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-04 02:10:23,120 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-04 02:10:23,120 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 51 treesize of output 65 [2021-05-04 02:10:23,125 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-04 02:10:23,307 INFO L244 Elim1Store]: Index analysis took 120 ms [2021-05-04 02:10:23,851 WARN L205 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:10:23,852 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:10:23,853 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 [2021-05-04 02:10:23,896 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-04 02:10:47,590 WARN L205 SmtUtils]: Spent 23.69 s on a formula simplification. DAG size of input: 754 DAG size of output: 746 [2021-05-04 02:10:47,593 INFO L628 ElimStorePlain]: treesize reduction 47, result has 98.9 percent of original size [2021-05-04 02:10:47,981 INFO L244 Elim1Store]: Index analysis took 340 ms [2021-05-04 02:10:48,680 WARN L205 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:10:48,683 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:10:48,683 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 [2021-05-04 02:10:48,713 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-04 02:10:49,266 WARN L205 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-04 02:10:49,268 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:10:49,268 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 [2021-05-04 02:10:49,358 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-04 02:11:02,664 WARN L205 SmtUtils]: Spent 13.30 s on a formula simplification that was a NOOP. DAG size: 732 [2021-05-04 02:11:02,666 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:11:03,010 INFO L244 Elim1Store]: Index analysis took 294 ms [2021-05-04 02:11:03,941 WARN L205 SmtUtils]: Spent 926.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:11:03,943 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:11:03,943 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 [2021-05-04 02:11:03,995 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-05-04 02:11:04,159 INFO L244 Elim1Store]: Index analysis took 114 ms [2021-05-04 02:11:04,945 WARN L205 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-04 02:11:04,947 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-04 02:11:04,948 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 [2021-05-04 02:11:04,954 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-05-04 02:11:36,626 WARN L205 SmtUtils]: Spent 31.67 s on a formula simplification. DAG size of input: 729 DAG size of output: 726 [2021-05-04 02:11:36,629 INFO L628 ElimStorePlain]: treesize reduction 20, result has 99.5 percent of original size [2021-05-04 02:11:37,133 INFO L244 Elim1Store]: Index analysis took 448 ms [2021-05-04 02:11:37,569 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-04 02:11:37,570 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:11:37,570 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 [2021-05-04 02:11:37,822 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-05-04 02:11:38,047 INFO L244 Elim1Store]: Index analysis took 161 ms [2021-05-04 02:11:38,821 WARN L205 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:11:38,822 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:11:38,823 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 [2021-05-04 02:11:38,861 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-05-04 02:12:11,545 WARN L205 SmtUtils]: Spent 32.68 s on a formula simplification. DAG size of input: 730 DAG size of output: 712 [2021-05-04 02:12:11,548 INFO L628 ElimStorePlain]: treesize reduction 115, result has 97.2 percent of original size [2021-05-04 02:12:11,826 INFO L244 Elim1Store]: Index analysis took 232 ms [2021-05-04 02:12:12,547 WARN L205 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:12:12,548 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:12:12,548 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 [2021-05-04 02:12:12,613 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-05-04 02:12:12,841 INFO L244 Elim1Store]: Index analysis took 169 ms [2021-05-04 02:12:13,392 WARN L205 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-04 02:12:13,394 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-04 02:12:13,394 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 [2021-05-04 02:12:13,401 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-05-04 02:12:42,857 WARN L205 SmtUtils]: Spent 29.45 s on a formula simplification. DAG size of input: 717 DAG size of output: 711 [2021-05-04 02:12:42,881 INFO L628 ElimStorePlain]: treesize reduction 44, result has 98.9 percent of original size [2021-05-04 02:12:43,304 INFO L244 Elim1Store]: Index analysis took 381 ms [2021-05-04 02:12:44,100 WARN L205 SmtUtils]: Spent 789.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:12:44,102 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:12:44,103 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 [2021-05-04 02:12:44,198 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-05-04 02:12:44,379 INFO L244 Elim1Store]: Index analysis took 130 ms [2021-05-04 02:12:45,176 WARN L205 SmtUtils]: Spent 792.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-04 02:12:45,177 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-04 02:12:45,178 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 [2021-05-04 02:12:45,186 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-05-04 02:13:16,771 WARN L205 SmtUtils]: Spent 31.58 s on a formula simplification. DAG size of input: 710 DAG size of output: 705 [2021-05-04 02:13:16,774 INFO L628 ElimStorePlain]: treesize reduction 31, result has 99.2 percent of original size [2021-05-04 02:13:17,192 INFO L244 Elim1Store]: Index analysis took 368 ms [2021-05-04 02:13:18,151 WARN L205 SmtUtils]: Spent 954.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:13:18,153 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:13:18,153 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 [2021-05-04 02:13:18,256 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-05-04 02:13:18,419 INFO L244 Elim1Store]: Index analysis took 118 ms [2021-05-04 02:13:18,890 WARN L205 SmtUtils]: Spent 466.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-04 02:13:18,891 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:13:18,892 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 [2021-05-04 02:13:19,518 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-05-04 02:13:54,896 WARN L205 SmtUtils]: Spent 35.38 s on a formula simplification. DAG size of input: 723 DAG size of output: 691 [2021-05-04 02:13:54,900 INFO L628 ElimStorePlain]: treesize reduction 166, result has 95.8 percent of original size [2021-05-04 02:13:55,314 INFO L244 Elim1Store]: Index analysis took 373 ms [2021-05-04 02:13:56,426 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:13:56,428 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:13:56,429 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 [2021-05-04 02:13:56,535 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-05-04 02:13:56,775 INFO L244 Elim1Store]: Index analysis took 191 ms [2021-05-04 02:13:57,634 WARN L205 SmtUtils]: Spent 855.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-04 02:13:57,636 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-04 02:13:57,637 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 [2021-05-04 02:13:57,646 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-05-04 02:14:39,563 WARN L205 SmtUtils]: Spent 41.92 s on a formula simplification. DAG size of input: 688 DAG size of output: 685 [2021-05-04 02:14:39,568 INFO L628 ElimStorePlain]: treesize reduction 24, result has 99.4 percent of original size [2021-05-04 02:14:40,120 INFO L244 Elim1Store]: Index analysis took 500 ms [2021-05-04 02:14:40,930 WARN L205 SmtUtils]: Spent 802.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-04 02:14:40,934 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:14:40,934 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 [2021-05-04 02:14:41,712 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-05-04 02:14:42,060 INFO L244 Elim1Store]: Index analysis took 262 ms [2021-05-04 02:14:43,250 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:14:43,252 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:14:43,253 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 [2021-05-04 02:14:43,506 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-05-04 02:15:28,466 WARN L205 SmtUtils]: Spent 44.96 s on a formula simplification. DAG size of input: 690 DAG size of output: 670 [2021-05-04 02:15:28,470 INFO L628 ElimStorePlain]: treesize reduction 88, result has 97.7 percent of original size [2021-05-04 02:15:28,901 INFO L244 Elim1Store]: Index analysis took 384 ms [2021-05-04 02:15:30,154 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:15:30,157 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:15:30,157 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 [2021-05-04 02:15:30,349 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-05-04 02:15:30,649 INFO L244 Elim1Store]: Index analysis took 233 ms [2021-05-04 02:15:31,474 WARN L205 SmtUtils]: Spent 817.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-04 02:15:31,477 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:15:31,477 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 [2021-05-04 02:15:32,635 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-05-04 02:16:47,543 WARN L205 SmtUtils]: Spent 1.25 m on a formula simplification. DAG size of input: 703 DAG size of output: 656 [2021-05-04 02:16:47,578 INFO L628 ElimStorePlain]: treesize reduction 360, result has 91.1 percent of original size [2021-05-04 02:16:48,340 INFO L244 Elim1Store]: Index analysis took 709 ms [2021-05-04 02:16:49,172 WARN L205 SmtUtils]: Spent 824.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-04 02:16:49,176 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:16:49,176 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 [2021-05-04 02:16:50,665 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-05-04 02:16:50,924 INFO L244 Elim1Store]: Index analysis took 207 ms [2021-05-04 02:16:52,299 WARN L205 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:16:52,303 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:16:52,303 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 [2021-05-04 02:16:52,476 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-05-04 02:17:43,225 WARN L205 SmtUtils]: Spent 50.75 s on a formula simplification. DAG size of input: 692 DAG size of output: 641 [2021-05-04 02:17:43,243 INFO L628 ElimStorePlain]: treesize reduction 361, result has 90.9 percent of original size [2021-05-04 02:17:44,095 INFO L244 Elim1Store]: Index analysis took 796 ms [2021-05-04 02:17:45,410 WARN L205 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:17:45,413 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:17:45,413 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 [2021-05-04 02:17:45,659 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-05-04 02:17:45,867 INFO L244 Elim1Store]: Index analysis took 159 ms [2021-05-04 02:17:46,584 WARN L205 SmtUtils]: Spent 710.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-04 02:17:46,588 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:17:46,588 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 [2021-05-04 02:17:47,412 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-05-04 02:18:37,310 WARN L205 SmtUtils]: Spent 49.90 s on a formula simplification. DAG size of input: 648 DAG size of output: 626 [2021-05-04 02:18:37,324 INFO L628 ElimStorePlain]: treesize reduction 99, result has 97.3 percent of original size [2021-05-04 02:18:37,906 INFO L244 Elim1Store]: Index analysis took 528 ms [2021-05-04 02:18:39,438 WARN L205 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:18:39,441 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:18:39,441 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 [2021-05-04 02:18:39,595 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-05-04 02:18:39,828 INFO L244 Elim1Store]: Index analysis took 181 ms [2021-05-04 02:18:40,524 WARN L205 SmtUtils]: Spent 688.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-04 02:18:40,528 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:18:40,529 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 [2021-05-04 02:18:41,844 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-05-04 02:19:58,358 WARN L205 SmtUtils]: Spent 1.28 m on a formula simplification. DAG size of input: 676 DAG size of output: 611 [2021-05-04 02:19:58,362 INFO L628 ElimStorePlain]: treesize reduction 485, result has 87.8 percent of original size [2021-05-04 02:19:59,036 INFO L244 Elim1Store]: Index analysis took 623 ms [2021-05-04 02:20:00,129 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-04 02:20:00,133 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-04 02:20:00,134 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 [2021-05-04 02:20:00,151 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-05-04 02:20:00,399 INFO L244 Elim1Store]: Index analysis took 192 ms [2021-05-04 02:20:01,421 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:20:01,424 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:20:01,425 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 [2021-05-04 02:20:01,621 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-05-04 02:20:24,508 WARN L205 SmtUtils]: Spent 22.89 s on a formula simplification that was a NOOP. DAG size: 607 [2021-05-04 02:20:24,511 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:20:25,362 INFO L244 Elim1Store]: Index analysis took 802 ms [2021-05-04 02:20:26,523 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:20:26,527 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:20:26,527 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 [2021-05-04 02:20:26,615 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-05-04 02:20:26,882 INFO L244 Elim1Store]: Index analysis took 220 ms [2021-05-04 02:20:27,802 WARN L205 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-04 02:20:27,804 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-04 02:20:27,804 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 [2021-05-04 02:20:27,816 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-05-04 02:21:09,166 WARN L205 SmtUtils]: Spent 41.35 s on a formula simplification. DAG size of input: 604 DAG size of output: 601 [2021-05-04 02:21:09,170 INFO L628 ElimStorePlain]: treesize reduction 16, result has 99.5 percent of original size [2021-05-04 02:21:09,647 INFO L244 Elim1Store]: Index analysis took 432 ms [2021-05-04 02:21:10,510 WARN L205 SmtUtils]: Spent 857.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-04 02:21:10,512 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-04 02:21:10,513 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 65 [2021-05-04 02:21:10,532 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-05-04 02:21:10,736 INFO L244 Elim1Store]: Index analysis took 155 ms [2021-05-04 02:21:11,841 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:21:11,844 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:21:11,844 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 [2021-05-04 02:21:11,973 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-05-04 02:21:35,057 WARN L205 SmtUtils]: Spent 23.08 s on a formula simplification that was a NOOP. DAG size: 595 [2021-05-04 02:21:35,060 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:21:35,641 INFO L244 Elim1Store]: Index analysis took 535 ms [2021-05-04 02:21:37,086 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:21:37,088 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:21:37,089 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 [2021-05-04 02:21:37,218 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-05-04 02:21:37,518 INFO L244 Elim1Store]: Index analysis took 241 ms [2021-05-04 02:21:38,160 WARN L205 SmtUtils]: Spent 637.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-04 02:21:38,165 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:21:38,165 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 [2021-05-04 02:21:38,814 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-05-04 02:22:44,439 WARN L205 SmtUtils]: Spent 1.09 m on a formula simplification. DAG size of input: 624 DAG size of output: 580 [2021-05-04 02:22:44,453 INFO L628 ElimStorePlain]: treesize reduction 316, result has 91.4 percent of original size [2021-05-04 02:22:44,965 INFO L244 Elim1Store]: Index analysis took 470 ms [2021-05-04 02:22:45,557 WARN L205 SmtUtils]: Spent 588.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2021-05-04 02:22:45,560 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:22:45,560 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 51 treesize of output 97 [2021-05-04 02:22:46,447 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-05-04 02:22:46,644 INFO L244 Elim1Store]: Index analysis took 156 ms [2021-05-04 02:22:47,644 WARN L205 SmtUtils]: Spent 995.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:22:47,647 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:22:47,647 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 [2021-05-04 02:22:47,739 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-05-04 02:23:28,601 WARN L205 SmtUtils]: Spent 40.86 s on a formula simplification. DAG size of input: 597 DAG size of output: 565 [2021-05-04 02:23:28,605 INFO L628 ElimStorePlain]: treesize reduction 172, result has 95.1 percent of original size [2021-05-04 02:23:29,244 INFO L244 Elim1Store]: Index analysis took 597 ms [2021-05-04 02:23:30,116 WARN L205 SmtUtils]: Spent 866.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2021-05-04 02:23:30,119 INFO L354 Elim1Store]: treesize reduction 32, result has 56.2 percent of original size [2021-05-04 02:23:30,120 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 51 treesize of output 65 [2021-05-04 02:23:30,132 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-05-04 02:23:30,357 INFO L244 Elim1Store]: Index analysis took 154 ms [2021-05-04 02:23:31,578 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2021-05-04 02:23:31,582 INFO L354 Elim1Store]: treesize reduction 20, result has 72.6 percent of original size [2021-05-04 02:23:31,582 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 [2021-05-04 02:23:31,723 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. Received shutdown request... [2021-05-04 02:24:10,826 WARN L222 SmtUtils]: Removed 22 from assertion stack [2021-05-04 02:24:11,028 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable155 [2021-05-04 02:24:11,029 WARN L545 AbstractCegarLoop]: Verification canceled [2021-05-04 02:24:11,036 WARN L224 ceAbstractionStarter]: Timeout [2021-05-04 02:24:11,036 INFO L202 PluginConnector]: Adding new model min-fun-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 02:24:11 BasicIcfg [2021-05-04 02:24:11,037 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-05-04 02:24:11,038 INFO L168 Benchmark]: Toolchain (without parser) took 890851.81 ms. Allocated memory was 346.0 MB in the beginning and 599.8 MB in the end (delta: 253.8 MB). Free memory was 325.7 MB in the beginning and 244.3 MB in the end (delta: 81.3 MB). Peak memory consumption was 363.9 MB. Max. memory is 16.0 GB. [2021-05-04 02:24:11,038 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 346.0 MB. Free memory is still 326.8 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-05-04 02:24:11,038 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.40 ms. Allocated memory is still 346.0 MB. Free memory was 325.6 MB in the beginning and 324.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-05-04 02:24:11,038 INFO L168 Benchmark]: Boogie Preprocessor took 16.25 ms. Allocated memory is still 346.0 MB. Free memory was 324.1 MB in the beginning and 323.2 MB in the end (delta: 922.8 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-05-04 02:24:11,038 INFO L168 Benchmark]: RCFGBuilder took 615.62 ms. Allocated memory is still 346.0 MB. Free memory was 323.1 MB in the beginning and 310.3 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. [2021-05-04 02:24:11,039 INFO L168 Benchmark]: TraceAbstraction took 890116.90 ms. Allocated memory was 346.0 MB in the beginning and 599.8 MB in the end (delta: 253.8 MB). Free memory was 309.8 MB in the beginning and 244.3 MB in the end (delta: 65.5 MB). Peak memory consumption was 347.1 MB. Max. memory is 16.0 GB. [2021-05-04 02:24:11,040 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 0.13 ms. Allocated memory is still 346.0 MB. Free memory is still 326.8 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 60.40 ms. Allocated memory is still 346.0 MB. Free memory was 325.6 MB in the beginning and 324.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 16.25 ms. Allocated memory is still 346.0 MB. Free memory was 324.1 MB in the beginning and 323.2 MB in the end (delta: 922.8 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 615.62 ms. Allocated memory is still 346.0 MB. Free memory was 323.1 MB in the beginning and 310.3 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 890116.90 ms. Allocated memory was 346.0 MB in the beginning and 599.8 MB in the end (delta: 253.8 MB). Free memory was 309.8 MB in the beginning and 244.3 MB in the end (delta: 65.5 MB). Peak memory consumption was 347.1 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: 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] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.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] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 269, positive: 262, positive conditional: 0, positive unconditional: 262, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 227, positive: 220, positive conditional: 0, positive unconditional: 220, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 227, positive: 213, positive conditional: 0, positive unconditional: 213, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, positive: 89, positive conditional: 0, positive unconditional: 89, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 269, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 227, unknown conditional: 0, unknown unconditional: 227] , Statistics on independence cache: Total cache size (in pairs): 227, Positive cache size: 220, Positive conditional cache size: 0, Positive unconditional cache size: 220, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, 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: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, positive: 89, positive conditional: 0, positive unconditional: 89, negative: 29, negative conditional: 0, negative unconditional: 29, 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): 227, Positive cache size: 220, Positive conditional cache size: 0, Positive unconditional cache size: 220, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, 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: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, positive: 89, positive conditional: 0, positive unconditional: 89, negative: 29, negative conditional: 0, negative unconditional: 29, 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): 227, Positive cache size: 220, Positive conditional cache size: 0, Positive unconditional cache size: 220, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, 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: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, positive: 89, positive conditional: 0, positive unconditional: 89, negative: 29, negative conditional: 0, negative unconditional: 29, 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): 227, Positive cache size: 220, Positive conditional cache size: 0, Positive unconditional cache size: 220, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, 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: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, positive: 89, positive conditional: 0, positive unconditional: 89, negative: 29, negative conditional: 0, negative unconditional: 29, 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): 227, Positive cache size: 220, Positive conditional cache size: 0, Positive unconditional cache size: 220, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, 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: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, positive: 89, positive conditional: 0, positive unconditional: 89, negative: 29, negative conditional: 0, negative unconditional: 29, 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): 227, Positive cache size: 220, Positive conditional cache size: 0, Positive unconditional cache size: 220, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, 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: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, positive: 89, positive conditional: 0, positive unconditional: 89, negative: 29, negative conditional: 0, negative unconditional: 29, 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): 227, Positive cache size: 220, Positive conditional cache size: 0, Positive unconditional cache size: 220, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, 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: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, positive: 89, positive conditional: 0, positive unconditional: 89, negative: 29, negative conditional: 0, negative unconditional: 29, 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): 227, Positive cache size: 220, Positive conditional cache size: 0, Positive unconditional cache size: 220, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, 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: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, positive: 89, positive conditional: 0, positive unconditional: 89, negative: 29, negative conditional: 0, negative unconditional: 29, 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): 227, Positive cache size: 220, Positive conditional cache size: 0, Positive unconditional cache size: 220, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Eliminated conditions: 0 ], Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 145, Number of persistent set computation: 271, Number of trivial persistent sets: 263, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 269, positive: 262, positive conditional: 0, positive unconditional: 262, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 227, positive: 220, positive conditional: 0, positive unconditional: 220, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 227, positive: 213, positive conditional: 0, positive unconditional: 213, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 14, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, positive: 89, positive conditional: 0, positive unconditional: 89, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 269, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 227, unknown conditional: 0, unknown unconditional: 227] , Statistics on independence cache: Total cache size (in pairs): 227, Positive cache size: 220, Positive conditional cache size: 0, Positive unconditional cache size: 220, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7 - 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 562 for 39098ms.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 890018.2ms, OverallIterations: 9, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.0ms, PartialOrderReductionTime: 4361.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 77, 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: 48.1ms SsaConstructionTime, 222.6ms SatisfiabilityAnalysisTime, 15800.1ms InterpolantComputationTime, 382 NumberOfCodeBlocks, 382 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 368 ConstructedInterpolants, 14 QuantifiedInterpolants, 9591 SizeOfPredicates, 21 NumberOfNonLiveVariables, 436 ConjunctsInSsa, 85 ConjunctsInUnsatCore, 14 InterpolantComputations, 2 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