/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithoutDepranks-Lazy.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-bad/ring-nondet.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-04 11:45:13,478 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-04 11:45:13,480 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-04 11:45:13,533 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-04 11:45:13,534 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-04 11:45:13,534 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-04 11:45:13,535 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-04 11:45:13,536 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-04 11:45:13,537 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-04 11:45:13,538 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-04 11:45:13,538 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-04 11:45:13,539 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-04 11:45:13,539 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-04 11:45:13,540 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-04 11:45:13,540 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-04 11:45:13,541 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-04 11:45:13,541 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-04 11:45:13,542 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-04 11:45:13,543 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-04 11:45:13,544 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-04 11:45:13,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-04 11:45:13,546 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-04 11:45:13,547 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-04 11:45:13,547 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-04 11:45:13,549 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-04 11:45:13,555 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-04 11:45:13,555 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-04 11:45:13,556 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-04 11:45:13,556 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-MCRwithoutDepranks-Lazy.epf [2022-03-04 11:45:13,575 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-04 11:45:13,575 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-04 11:45:13,575 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-04 11:45:13,575 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-04 11:45:13,576 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-04 11:45:13,576 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-04 11:45:13,576 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-04 11:45:13,576 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-04 11:45:13,577 INFO L138 SettingsManager]: * Use SBE=true [2022-03-04 11:45:13,577 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-04 11:45:13,577 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-04 11:45:13,577 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-04 11:45:13,577 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-04 11:45:13,577 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-04 11:45:13,577 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-04 11:45:13,577 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-04 11:45:13,578 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-04 11:45:13,578 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-04 11:45:13,578 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-04 11:45:13,578 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-04 11:45:13,578 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-04 11:45:13,578 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-04 11:45:13,578 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-04 11:45:13,578 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-04 11:45:13,579 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-04 11:45:13,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-04 11:45:13,579 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-04 11:45:13,579 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-04 11:45:13,579 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-04 11:45:13,579 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-04 11:45:13,579 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-04 11:45:13,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-04 11:45:13,580 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-04 11:45:13,580 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-04 11:45:13,580 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-04 11:45:13,580 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITHOUT_DEPRANKS [2022-03-04 11:45:13,580 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-04 11:45:13,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-04 11:45:13,777 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-04 11:45:13,778 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-04 11:45:13,779 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-03-04 11:45:13,781 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-03-04 11:45:13,781 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-bad/ring-nondet.wvr.bpl [2022-03-04 11:45:13,782 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-bad/ring-nondet.wvr.bpl' [2022-03-04 11:45:13,804 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-04 11:45:13,805 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-04 11:45:13,806 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-04 11:45:13,806 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-04 11:45:13,806 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-04 11:45:13,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ring-nondet.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 11:45:13" (1/1) ... [2022-03-04 11:45:13,818 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ring-nondet.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 11:45:13" (1/1) ... [2022-03-04 11:45:13,822 INFO L137 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-03-04 11:45:13,823 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-04 11:45:13,824 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-04 11:45:13,824 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-04 11:45:13,824 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-04 11:45:13,829 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ring-nondet.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 11:45:13" (1/1) ... [2022-03-04 11:45:13,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ring-nondet.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 11:45:13" (1/1) ... [2022-03-04 11:45:13,830 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ring-nondet.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 11:45:13" (1/1) ... [2022-03-04 11:45:13,830 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ring-nondet.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 11:45:13" (1/1) ... [2022-03-04 11:45:13,832 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ring-nondet.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 11:45:13" (1/1) ... [2022-03-04 11:45:13,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ring-nondet.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 11:45:13" (1/1) ... [2022-03-04 11:45:13,835 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ring-nondet.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 11:45:13" (1/1) ... [2022-03-04 11:45:13,835 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-04 11:45:13,836 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-04 11:45:13,836 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-04 11:45:13,836 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-04 11:45:13,837 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ring-nondet.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 11:45:13" (1/1) ... [2022-03-04 11:45:13,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-04 11:45:13,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-04 11:45:13,870 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-04 11:45:13,876 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-04 11:45:13,901 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-03-04 11:45:13,902 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-03-04 11:45:13,902 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-03-04 11:45:13,902 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-03-04 11:45:13,902 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-03-04 11:45:13,902 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-03-04 11:45:13,902 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-03-04 11:45:13,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-04 11:45:13,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-04 11:45:13,902 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-03-04 11:45:13,902 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-03-04 11:45:13,903 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-03-04 11:45:13,903 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-04 11:45:13,940 INFO L234 CfgBuilder]: Building ICFG [2022-03-04 11:45:13,942 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-04 11:45:14,064 INFO L275 CfgBuilder]: Performing block encoding [2022-03-04 11:45:14,105 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-04 11:45:14,106 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-04 11:45:14,107 INFO L202 PluginConnector]: Adding new model ring-nondet.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.03 11:45:14 BoogieIcfgContainer [2022-03-04 11:45:14,107 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-04 11:45:14,109 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-04 11:45:14,109 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-04 11:45:14,111 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-04 11:45:14,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ring-nondet.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.03 11:45:13" (1/2) ... [2022-03-04 11:45:14,122 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61f630a1 and model type ring-nondet.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 11:45:14, skipping insertion in model container [2022-03-04 11:45:14,122 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ring-nondet.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.03 11:45:14" (2/2) ... [2022-03-04 11:45:14,123 INFO L111 eAbstractionObserver]: Analyzing ICFG ring-nondet.wvr.bpl [2022-03-04 11:45:14,126 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-04 11:45:14,126 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-04 11:45:14,126 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-04 11:45:14,126 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-04 11:45:14,180 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-03-04 11:45:14,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-04 11:45:14,230 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-04 11:45:14,232 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-03-04 11:45:14,257 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-03-04 11:45:14,261 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-04 11:45:14,268 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-04 11:45:14,268 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-03-04 11:45:14,788 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1109 transitions and produced 1025 states. [2022-03-04 11:45:14,791 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-04 11:45:14,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-04 11:45:14,797 INFO L85 PathProgramCache]: Analyzing trace with hash 575867094, now seen corresponding path program 1 times [2022-03-04 11:45:14,803 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-04 11:45:14,803 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133700150] [2022-03-04 11:45:14,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-04 11:45:14,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-04 11:45:17,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-04 11:45:18,215 INFO L134 CoverageAnalysis]: Checked inductivity of 12840 backedges. 4270 proven. 7178 refuted. 0 times theorem prover too weak. 1392 trivial. 0 not checked. [2022-03-04 11:45:18,216 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-04 11:45:18,216 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133700150] [2022-03-04 11:45:18,216 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [133700150] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-04 11:45:18,217 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [737475556] [2022-03-04 11:45:18,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-04 11:45:18,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-04 11:45:18,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-04 11:45:18,219 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-04 11:45:18,268 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-04 11:45:18,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-04 11:45:18,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 28 conjunts are in the unsatisfiable core [2022-03-04 11:45:18,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-04 11:45:23,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,718 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-04 11:45:23,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:23,726 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 28 [2022-03-04 11:45:23,878 INFO L134 CoverageAnalysis]: Checked inductivity of 12840 backedges. 4272 proven. 7156 refuted. 0 times theorem prover too weak. 1412 trivial. 0 not checked. [2022-03-04 11:45:23,879 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-04 11:45:26,137 INFO L353 Elim1Store]: treesize reduction 312, result has 22.2 percent of original size [2022-03-04 11:45:26,137 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 296 treesize of output 292 [2022-03-04 11:45:26,152 INFO L387 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 61 treesize of output 59 [2022-03-04 11:45:27,992 INFO L134 CoverageAnalysis]: Checked inductivity of 12840 backedges. 4333 proven. 7095 refuted. 0 times theorem prover too weak. 1412 trivial. 0 not checked. [2022-03-04 11:45:27,993 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [737475556] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-04 11:45:27,993 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-04 11:45:27,993 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 19, 19] total 52 [2022-03-04 11:45:27,995 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055380653] [2022-03-04 11:45:27,995 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-04 11:45:28,000 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2022-03-04 11:45:28,001 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-04 11:45:28,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2022-03-04 11:45:28,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=369, Invalid=2387, Unknown=0, NotChecked=0, Total=2756 [2022-03-04 11:45:28,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-04 11:45:28,029 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-04 11:45:28,031 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 4.7924528301886795) internal successors, (254), 52 states have internal predecessors, (254), 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) [2022-03-04 11:45:28,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-04 11:45:29,486 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1607 transitions and produced 1483 states. [2022-03-04 11:45:29,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-04 11:45:29,509 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-03-04 11:45:29,705 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-03-04 11:45:29,706 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-04 11:45:29,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-04 11:45:29,706 INFO L85 PathProgramCache]: Analyzing trace with hash -1303389079, now seen corresponding path program 2 times [2022-03-04 11:45:29,707 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-04 11:45:29,707 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549578192] [2022-03-04 11:45:29,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-04 11:45:29,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-04 11:45:31,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-04 11:45:31,952 INFO L134 CoverageAnalysis]: Checked inductivity of 22635 backedges. 6812 proven. 13995 refuted. 0 times theorem prover too weak. 1828 trivial. 0 not checked. [2022-03-04 11:45:31,953 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-04 11:45:31,953 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549578192] [2022-03-04 11:45:31,953 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1549578192] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-04 11:45:31,953 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [110028420] [2022-03-04 11:45:31,953 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-04 11:45:31,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-04 11:45:31,953 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-04 11:45:31,957 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-04 11:45:31,977 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-04 11:45:32,392 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-04 11:45:32,393 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-04 11:45:32,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 600 conjuncts, 37 conjunts are in the unsatisfiable core [2022-03-04 11:45:32,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-04 11:45:41,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,904 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-04 11:45:41,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:45:41,931 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 55 disjoint index pairs (out of 66 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 37 [2022-03-04 11:45:42,089 INFO L134 CoverageAnalysis]: Checked inductivity of 22635 backedges. 6814 proven. 13941 refuted. 0 times theorem prover too weak. 1880 trivial. 0 not checked. [2022-03-04 11:45:42,090 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-04 11:45:45,086 INFO L387 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 63 treesize of output 61 [2022-03-04 11:45:45,327 INFO L353 Elim1Store]: treesize reduction 630, result has 15.9 percent of original size [2022-03-04 11:45:45,328 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 320 treesize of output 342 [2022-03-04 11:45:50,191 INFO L134 CoverageAnalysis]: Checked inductivity of 22635 backedges. 6908 proven. 13847 refuted. 0 times theorem prover too weak. 1880 trivial. 0 not checked. [2022-03-04 11:45:50,201 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [110028420] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-04 11:45:50,202 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-04 11:45:50,202 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25, 25] total 70 [2022-03-04 11:45:50,202 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872580940] [2022-03-04 11:45:50,204 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-04 11:45:50,205 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 71 states [2022-03-04 11:45:50,208 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-04 11:45:50,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2022-03-04 11:45:50,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=624, Invalid=4346, Unknown=0, NotChecked=0, Total=4970 [2022-03-04 11:45:50,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-04 11:45:50,212 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-04 11:45:50,212 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 71 states, 71 states have (on average 4.633802816901408) internal successors, (329), 70 states have internal predecessors, (329), 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) [2022-03-04 11:45:50,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2022-03-04 11:45:50,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-04 11:45:52,197 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1996 transitions and produced 1839 states. [2022-03-04 11:45:52,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-04 11:45:52,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-04 11:45:52,217 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-03-04 11:45:52,403 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-04 11:45:52,404 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-04 11:45:52,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-04 11:45:52,404 INFO L85 PathProgramCache]: Analyzing trace with hash 427164442, now seen corresponding path program 3 times [2022-03-04 11:45:52,404 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-04 11:45:52,405 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416011238] [2022-03-04 11:45:52,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-04 11:45:52,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-04 11:45:54,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-04 11:45:55,590 INFO L134 CoverageAnalysis]: Checked inductivity of 34106 backedges. 8716 proven. 23279 refuted. 0 times theorem prover too weak. 2111 trivial. 0 not checked. [2022-03-04 11:45:55,590 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-04 11:45:55,590 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416011238] [2022-03-04 11:45:55,591 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416011238] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-04 11:45:55,591 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1707640423] [2022-03-04 11:45:55,591 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-04 11:45:55,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-04 11:45:55,591 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-04 11:45:55,604 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-04 11:45:55,605 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-04 11:45:57,660 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 101 check-sat command(s) [2022-03-04 11:45:57,661 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-04 11:45:57,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 702 conjuncts, 70 conjunts are in the unsatisfiable core [2022-03-04 11:45:57,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-04 11:46:02,840 INFO L353 Elim1Store]: treesize reduction 336, result has 0.3 percent of original size [2022-03-04 11:46:02,840 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 64 treesize of output 28 [2022-03-04 11:46:03,377 INFO L387 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 11 treesize of output 7 [2022-03-04 11:46:03,452 INFO L134 CoverageAnalysis]: Checked inductivity of 34106 backedges. 0 proven. 28266 refuted. 0 times theorem prover too weak. 5840 trivial. 0 not checked. [2022-03-04 11:46:03,452 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-04 11:46:03,774 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-04 11:46:03,775 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 20 [2022-03-04 11:46:06,113 INFO L353 Elim1Store]: treesize reduction 312, result has 22.2 percent of original size [2022-03-04 11:46:06,113 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 205 treesize of output 249 [2022-03-04 11:46:06,120 INFO L387 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 61 treesize of output 59 [2022-03-04 11:46:08,643 INFO L134 CoverageAnalysis]: Checked inductivity of 34106 backedges. 119 proven. 28147 refuted. 0 times theorem prover too weak. 5840 trivial. 0 not checked. [2022-03-04 11:46:08,643 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1707640423] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-04 11:46:08,643 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-04 11:46:08,644 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 35, 35] total 89 [2022-03-04 11:46:08,644 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285739422] [2022-03-04 11:46:08,644 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-04 11:46:08,645 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 90 states [2022-03-04 11:46:08,645 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-04 11:46:08,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 90 interpolants. [2022-03-04 11:46:08,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=402, Invalid=7608, Unknown=0, NotChecked=0, Total=8010 [2022-03-04 11:46:08,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-04 11:46:08,647 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-04 11:46:08,647 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 90 states, 90 states have (on average 4.355555555555555) internal successors, (392), 89 states have internal predecessors, (392), 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) [2022-03-04 11:46:08,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2022-03-04 11:46:08,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-03-04 11:46:08,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-04 11:46:14,152 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 2690 transitions and produced 2393 states. [2022-03-04 11:46:14,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-04 11:46:14,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-04 11:46:14,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-04 11:46:14,193 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-03-04 11:46:14,380 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-04 11:46:14,380 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-04 11:46:14,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-04 11:46:14,382 INFO L85 PathProgramCache]: Analyzing trace with hash 965718476, now seen corresponding path program 4 times [2022-03-04 11:46:14,382 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-04 11:46:14,382 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526522220] [2022-03-04 11:46:14,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-04 11:46:14,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-04 11:46:21,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-04 11:46:22,761 INFO L134 CoverageAnalysis]: Checked inductivity of 75140 backedges. 33573 proven. 30898 refuted. 0 times theorem prover too weak. 10669 trivial. 0 not checked. [2022-03-04 11:46:22,762 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-04 11:46:22,762 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526522220] [2022-03-04 11:46:22,763 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1526522220] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-04 11:46:22,763 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1882966064] [2022-03-04 11:46:22,763 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-04 11:46:22,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-04 11:46:22,763 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-04 11:46:22,774 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-04 11:46:22,775 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-03-04 11:46:26,801 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-04 11:46:26,802 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-04 11:46:26,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 1002 conjuncts, 52 conjunts are in the unsatisfiable core [2022-03-04 11:46:26,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-04 11:46:52,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,902 INFO L173 IndexEqualityManager]: detected equality via solver [2022-03-04 11:46:52,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-04 11:46:52,962 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 120 disjoint index pairs (out of 136 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 52 [2022-03-04 11:46:53,281 INFO L134 CoverageAnalysis]: Checked inductivity of 75140 backedges. 33573 proven. 30834 refuted. 0 times theorem prover too weak. 10733 trivial. 0 not checked. [2022-03-04 11:46:53,282 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-04 11:47:01,649 INFO L353 Elim1Store]: treesize reduction 1400, result has 10.8 percent of original size [2022-03-04 11:47:01,650 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 0 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 136 case distinctions, treesize of input 846 treesize of output 680 [2022-03-04 11:47:01,664 INFO L387 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 61 treesize of output 59 [2022-03-04 11:47:25,424 INFO L134 CoverageAnalysis]: Checked inductivity of 75140 backedges. 33798 proven. 30609 refuted. 0 times theorem prover too weak. 10733 trivial. 0 not checked. [2022-03-04 11:47:25,427 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1882966064] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-04 11:47:25,427 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-04 11:47:25,427 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 35, 35] total 100 [2022-03-04 11:47:25,427 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659470298] [2022-03-04 11:47:25,427 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-04 11:47:25,442 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 101 states [2022-03-04 11:47:25,443 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-04 11:47:25,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 101 interpolants. [2022-03-04 11:47:25,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1197, Invalid=8903, Unknown=0, NotChecked=0, Total=10100 [2022-03-04 11:47:25,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-04 11:47:25,445 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-04 11:47:25,446 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 101 states, 101 states have (on average 4.623762376237623) internal successors, (467), 100 states have internal predecessors, (467), 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) [2022-03-04 11:47:25,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2022-03-04 11:47:25,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-03-04 11:47:25,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2022-03-04 11:47:25,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-04 11:47:28,655 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 3068 transitions and produced 2657 states. [2022-03-04 11:47:28,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-04 11:47:28,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-04 11:47:28,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-04 11:47:28,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-04 11:47:28,679 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-03-04 11:47:28,871 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-04 11:47:28,871 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-04 11:47:28,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-04 11:47:28,872 INFO L85 PathProgramCache]: Analyzing trace with hash 440703671, now seen corresponding path program 5 times [2022-03-04 11:47:28,872 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-04 11:47:28,872 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337757047] [2022-03-04 11:47:28,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-04 11:47:28,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-04 11:47:42,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-04 11:47:43,836 INFO L134 CoverageAnalysis]: Checked inductivity of 94439 backedges. 39777 proven. 43723 refuted. 0 times theorem prover too weak. 10939 trivial. 0 not checked. [2022-03-04 11:47:43,836 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-04 11:47:43,836 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337757047] [2022-03-04 11:47:43,836 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337757047] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-04 11:47:43,836 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1604216474] [2022-03-04 11:47:43,837 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-03-04 11:47:43,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-04 11:47:43,837 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-04 11:47:43,838 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-04 11:47:43,839 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-03-04 11:48:04,184 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 140 check-sat command(s) [2022-03-04 11:48:04,185 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-04 11:48:04,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 1107 conjuncts, 291 conjunts are in the unsatisfiable core [2022-03-04 11:48:04,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2022-03-04 11:59:15,125 WARN L244 SmtUtils]: Removed 2 from assertion stack [2022-03-04 11:59:15,127 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2022-03-04 11:59:15,141 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-04 11:59:15,155 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-03-04 11:59:15,171 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-04 11:59:15,172 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-04 11:59:15,327 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-04 11:59:15,328 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 797 with TraceHistMax 305,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 7 for 10ms.. [2022-03-04 11:59:15,329 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2022-03-04 11:59:15,329 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2022-03-04 11:59:15,329 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2022-03-04 11:59:15,334 INFO L732 BasicCegarLoop]: Path program histogram: [5] [2022-03-04 11:59:15,336 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-04 11:59:15,336 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-04 11:59:15,337 INFO L202 PluginConnector]: Adding new model ring-nondet.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.03 11:59:15 BasicIcfg [2022-03-04 11:59:15,337 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-04 11:59:15,337 INFO L158 Benchmark]: Toolchain (without parser) took 841532.54ms. Allocated memory was 219.2MB in the beginning and 848.3MB in the end (delta: 629.1MB). Free memory was 180.1MB in the beginning and 347.6MB in the end (delta: -167.4MB). Peak memory consumption was 639.1MB. Max. memory is 8.0GB. [2022-03-04 11:59:15,338 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.10ms. Allocated memory is still 219.2MB. Free memory is still 181.4MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-04 11:59:15,338 INFO L158 Benchmark]: Boogie Procedure Inliner took 17.53ms. Allocated memory is still 219.2MB. Free memory was 180.1MB in the beginning and 178.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-04 11:59:15,338 INFO L158 Benchmark]: Boogie Preprocessor took 11.56ms. Allocated memory is still 219.2MB. Free memory was 178.5MB in the beginning and 177.5MB in the end (delta: 988.0kB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-04 11:59:15,338 INFO L158 Benchmark]: RCFGBuilder took 271.50ms. Allocated memory is still 219.2MB. Free memory was 177.5MB in the beginning and 166.6MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-03-04 11:59:15,338 INFO L158 Benchmark]: TraceAbstraction took 841228.49ms. Allocated memory was 219.2MB in the beginning and 848.3MB in the end (delta: 629.1MB). Free memory was 166.0MB in the beginning and 347.6MB in the end (delta: -181.5MB). Peak memory consumption was 625.5MB. Max. memory is 8.0GB. [2022-03-04 11:59:15,339 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 0.10ms. Allocated memory is still 219.2MB. Free memory is still 181.4MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 17.53ms. Allocated memory is still 219.2MB. Free memory was 180.1MB in the beginning and 178.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 11.56ms. Allocated memory is still 219.2MB. Free memory was 178.5MB in the beginning and 177.5MB in the end (delta: 988.0kB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 271.50ms. Allocated memory is still 219.2MB. Free memory was 177.5MB in the beginning and 166.6MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * TraceAbstraction took 841228.49ms. Allocated memory was 219.2MB in the beginning and 848.3MB in the end (delta: 629.1MB). Free memory was 166.0MB in the beginning and 347.6MB in the end (delta: -181.5MB). Peak memory consumption was 625.5MB. Max. memory is 8.0GB. * 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: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.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] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: 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: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 102]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 797 with TraceHistMax 305,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 7 for 10ms.. - TimeoutResultAtElement [Line: 95]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 797 with TraceHistMax 305,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 7 for 10ms.. - TimeoutResultAtElement [Line: 95]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 797 with TraceHistMax 305,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 7 for 10ms.. - TimeoutResultAtElement [Line: 96]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 797 with TraceHistMax 305,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 7 for 10ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 53 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 841.1s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 12.7s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 144, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 20.3s SatisfiabilityAnalysisTime, 100.0s InterpolantComputationTime, 3872 NumberOfCodeBlocks, 3867 NumberOfCodeBlocksAsserted, 109 NumberOfCheckSat, 5796 ConstructedInterpolants, 824 QuantifiedInterpolants, 147850 SizeOfPredicates, 43 NumberOfNonLiveVariables, 2791 ConjunctsInSsa, 187 ConjunctsInUnsatCore, 12 InterpolantComputations, 0 PerfectInterpolantSequences, 198918/434163 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