/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/parallel/misc-1.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-16 22:05:34,609 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-16 22:05:34,611 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-16 22:05:34,663 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-16 22:05:34,663 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-16 22:05:34,664 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-16 22:05:34,665 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-16 22:05:34,667 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-16 22:05:34,668 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-16 22:05:34,670 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-16 22:05:34,671 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-16 22:05:34,671 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-16 22:05:34,672 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-16 22:05:34,672 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-16 22:05:34,673 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-16 22:05:34,674 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-16 22:05:34,675 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-16 22:05:34,675 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-16 22:05:34,677 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-16 22:05:34,678 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-16 22:05:34,679 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-16 22:05:34,688 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-16 22:05:34,688 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-16 22:05:34,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-16 22:05:34,691 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-16 22:05:34,697 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-16 22:05:34,698 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-16 22:05:34,698 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-16 22:05:34,705 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 [2022-03-16 22:05:34,735 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-16 22:05:34,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-16 22:05:34,736 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-16 22:05:34,736 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-16 22:05:34,737 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-16 22:05:34,737 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-16 22:05:34,737 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-16 22:05:34,737 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-16 22:05:34,738 INFO L138 SettingsManager]: * Use SBE=true [2022-03-16 22:05:34,738 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-16 22:05:34,738 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-16 22:05:34,739 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-16 22:05:34,739 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-16 22:05:34,739 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-16 22:05:34,739 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-16 22:05:34,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-16 22:05:34,739 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-16 22:05:34,739 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-16 22:05:34,739 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-16 22:05:34,739 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-16 22:05:34,739 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-16 22:05:34,740 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-16 22:05:34,740 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-16 22:05:34,740 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-16 22:05:34,741 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-16 22:05:34,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 22:05:34,741 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-16 22:05:34,741 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-16 22:05:34,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-16 22:05:34,742 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-16 22:05:34,742 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-16 22:05:34,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-16 22:05:34,742 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-16 22:05:34,742 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-16 22:05:34,742 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-16 22:05:34,742 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITHOUT_DEPRANKS [2022-03-16 22:05:34,742 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-16 22:05:34,967 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-16 22:05:34,987 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-16 22:05:34,989 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-16 22:05:34,990 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-03-16 22:05:34,993 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-03-16 22:05:34,994 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-1.wvr.bpl [2022-03-16 22:05:34,995 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-1.wvr.bpl' [2022-03-16 22:05:35,020 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-16 22:05:35,021 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-16 22:05:35,022 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-16 22:05:35,022 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-16 22:05:35,022 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-16 22:05:35,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:05:35" (1/1) ... [2022-03-16 22:05:35,039 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:05:35" (1/1) ... [2022-03-16 22:05:35,048 INFO L137 Inliner]: procedures = 3, calls = 2, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-03-16 22:05:35,049 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-16 22:05:35,051 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-16 22:05:35,051 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-16 22:05:35,051 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-16 22:05:35,057 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:05:35" (1/1) ... [2022-03-16 22:05:35,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:05:35" (1/1) ... [2022-03-16 22:05:35,058 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:05:35" (1/1) ... [2022-03-16 22:05:35,058 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:05:35" (1/1) ... [2022-03-16 22:05:35,060 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:05:35" (1/1) ... [2022-03-16 22:05:35,063 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:05:35" (1/1) ... [2022-03-16 22:05:35,063 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:05:35" (1/1) ... [2022-03-16 22:05:35,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-16 22:05:35,065 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-16 22:05:35,065 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-16 22:05:35,065 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-16 22:05:35,068 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:05:35" (1/1) ... [2022-03-16 22:05:35,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 22:05:35,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 22:05:35,092 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) [2022-03-16 22:05:35,099 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 [2022-03-16 22:05:35,122 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-03-16 22:05:35,122 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-03-16 22:05:35,123 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-03-16 22:05:35,123 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-03-16 22:05:35,123 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-03-16 22:05:35,123 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-03-16 22:05:35,123 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-03-16 22:05:35,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-16 22:05:35,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-16 22:05:35,125 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-16 22:05:35,164 INFO L234 CfgBuilder]: Building ICFG [2022-03-16 22:05:35,165 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-16 22:05:35,257 INFO L275 CfgBuilder]: Performing block encoding [2022-03-16 22:05:35,262 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-16 22:05:35,262 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-16 22:05:35,264 INFO L202 PluginConnector]: Adding new model misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 10:05:35 BoogieIcfgContainer [2022-03-16 22:05:35,264 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-16 22:05:35,266 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-16 22:05:35,266 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-16 22:05:35,284 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-16 22:05:35,285 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 10:05:35" (1/2) ... [2022-03-16 22:05:35,286 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2407c263 and model type misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 10:05:35, skipping insertion in model container [2022-03-16 22:05:35,286 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 10:05:35" (2/2) ... [2022-03-16 22:05:35,287 INFO L111 eAbstractionObserver]: Analyzing ICFG misc-1.wvr.bpl [2022-03-16 22:05:35,292 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-16 22:05:35,292 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-16 22:05:35,292 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-16 22:05:35,292 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-16 22:05:35,338 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-03-16 22:05:35,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-16 22:05:35,399 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 22:05:35,407 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) [2022-03-16 22:05:35,429 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 [2022-03-16 22:05:35,448 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-16 22:05:35,458 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 [2022-03-16 22:05:35,459 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-03-16 22:05:36,681 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 3071 transitions and produced 2805 states. [2022-03-16 22:05:36,683 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-03-16 22:05:36,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 22:05:36,689 INFO L85 PathProgramCache]: Analyzing trace with hash -1075930359, now seen corresponding path program 1 times [2022-03-16 22:05:36,698 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 22:05:36,699 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160973089] [2022-03-16 22:05:36,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 22:05:36,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 22:05:37,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 22:05:53,987 INFO L134 CoverageAnalysis]: Checked inductivity of 107320 backedges. 99868 proven. 7346 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2022-03-16 22:05:53,988 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 22:05:53,988 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160973089] [2022-03-16 22:05:53,989 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1160973089] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 22:05:53,989 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1626626414] [2022-03-16 22:05:53,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 22:05:53,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 22:05:53,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 22:05:53,998 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) [2022-03-16 22:05:54,023 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-16 22:05:54,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 22:05:54,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 1624 conjuncts, 255 conjunts are in the unsatisfiable core [2022-03-16 22:05:54,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 22:05:56,629 INFO L134 CoverageAnalysis]: Checked inductivity of 107320 backedges. 106835 proven. 251 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2022-03-16 22:05:56,630 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 22:06:13,283 INFO L134 CoverageAnalysis]: Checked inductivity of 107320 backedges. 106835 proven. 251 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2022-03-16 22:06:13,284 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1626626414] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 22:06:13,284 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 22:06:13,285 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [209, 200, 200] total 408 [2022-03-16 22:06:13,287 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049756551] [2022-03-16 22:06:13,288 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 22:06:13,298 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 409 states [2022-03-16 22:06:13,298 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 22:06:13,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 409 interpolants. [2022-03-16 22:06:13,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78865, Invalid=88007, Unknown=0, NotChecked=0, Total=166872 [2022-03-16 22:06:13,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 22:06:13,378 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 22:06:13,383 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 409 states, 409 states have (on average 4.6332518337408315) internal successors, (1895), 408 states have internal predecessors, (1895), 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) [2022-03-16 22:06:13,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 22:13:37,054 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 6806 transitions and produced 6020 states. [2022-03-16 22:13:37,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 794 states. [2022-03-16 22:13:37,075 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-03-16 22:13:37,256 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 [2022-03-16 22:13:37,257 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-03-16 22:13:37,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 22:13:37,258 INFO L85 PathProgramCache]: Analyzing trace with hash 310102792, now seen corresponding path program 1 times [2022-03-16 22:13:37,259 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 22:13:37,259 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775956810] [2022-03-16 22:13:37,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 22:13:37,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 22:13:40,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 22:15:15,785 INFO L134 CoverageAnalysis]: Checked inductivity of 401824 backedges. 323614 proven. 78210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 22:15:15,785 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 22:15:15,785 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775956810] [2022-03-16 22:15:15,786 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775956810] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 22:15:15,786 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1345507522] [2022-03-16 22:15:15,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 22:15:15,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 22:15:15,786 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 22:15:15,791 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) [2022-03-16 22:15:15,831 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-16 22:15:16,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 22:15:16,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 3646 conjuncts, 400 conjunts are in the unsatisfiable core [2022-03-16 22:15:16,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 22:15:20,215 INFO L134 CoverageAnalysis]: Checked inductivity of 401824 backedges. 240379 proven. 78210 refuted. 0 times theorem prover too weak. 83235 trivial. 0 not checked. [2022-03-16 22:15:20,216 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 22:15:24,405 INFO L134 CoverageAnalysis]: Checked inductivity of 401824 backedges. 240379 proven. 78210 refuted. 0 times theorem prover too weak. 83235 trivial. 0 not checked. [2022-03-16 22:15:24,406 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1345507522] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 22:15:24,406 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 22:15:24,407 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [604, 399, 399] total 604 [2022-03-16 22:15:24,407 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941027699] [2022-03-16 22:15:24,407 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 22:15:24,412 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 605 states [2022-03-16 22:15:24,412 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 22:15:24,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 605 interpolants. [2022-03-16 22:15:24,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102110, Invalid=263310, Unknown=0, NotChecked=0, Total=365420 [2022-03-16 22:15:24,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 22:15:24,466 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 22:15:24,468 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 605 states, 605 states have (on average 4.0181818181818185) internal successors, (2431), 604 states have internal predecessors, (2431), 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) [2022-03-16 22:15:24,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 794 states. [2022-03-16 22:15:24,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 22:16:47,375 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 13645 transitions and produced 12078 states. [2022-03-16 22:16:47,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 794 states. [2022-03-16 22:16:47,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 601 states. [2022-03-16 22:16:47,399 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-16 22:16:47,577 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 [2022-03-16 22:16:47,577 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-03-16 22:16:47,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 22:16:47,579 INFO L85 PathProgramCache]: Analyzing trace with hash 512545597, now seen corresponding path program 2 times [2022-03-16 22:16:47,579 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 22:16:47,579 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944603073] [2022-03-16 22:16:47,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 22:16:47,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 22:17:04,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2022-03-16 22:18:21,209 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 [2022-03-16 22:18:21,209 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 [2022-03-16 22:18:21,212 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (2 of 3 remaining) [2022-03-16 22:18:21,213 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-16 22:18:21,213 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 4723 with TraceHistMax 705,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 482 known predicates. [2022-03-16 22:18:21,214 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 3 remaining) [2022-03-16 22:18:21,218 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (0 of 3 remaining) [2022-03-16 22:18:21,232 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1] [2022-03-16 22:18:21,234 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-16 22:18:21,234 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-16 22:18:21,236 INFO L202 PluginConnector]: Adding new model misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.03 10:18:21 BasicIcfg [2022-03-16 22:18:21,236 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-16 22:18:21,237 INFO L158 Benchmark]: Toolchain (without parser) took 766215.44ms. Allocated memory was 195.0MB in the beginning and 2.4GB in the end (delta: 2.2GB). Free memory was 151.4MB in the beginning and 468.5MB in the end (delta: -317.2MB). Peak memory consumption was 1.9GB. Max. memory is 8.0GB. [2022-03-16 22:18:21,237 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.12ms. Allocated memory is still 195.0MB. Free memory is still 152.5MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-16 22:18:21,237 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.96ms. Allocated memory is still 195.0MB. Free memory was 151.3MB in the beginning and 149.8MB in the end (delta: 1.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-16 22:18:21,237 INFO L158 Benchmark]: Boogie Preprocessor took 13.33ms. Allocated memory is still 195.0MB. Free memory was 149.8MB in the beginning and 148.7MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-16 22:18:21,238 INFO L158 Benchmark]: RCFGBuilder took 199.39ms. Allocated memory is still 195.0MB. Free memory was 148.7MB in the beginning and 139.8MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2022-03-16 22:18:21,238 INFO L158 Benchmark]: TraceAbstraction took 765970.59ms. Allocated memory was 195.0MB in the beginning and 2.4GB in the end (delta: 2.2GB). Free memory was 139.3MB in the beginning and 468.5MB in the end (delta: -329.2MB). Peak memory consumption was 1.9GB. Max. memory is 8.0GB. [2022-03-16 22:18:21,239 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 0.12ms. Allocated memory is still 195.0MB. Free memory is still 152.5MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 26.96ms. Allocated memory is still 195.0MB. Free memory was 151.3MB in the beginning and 149.8MB in the end (delta: 1.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 13.33ms. Allocated memory is still 195.0MB. Free memory was 149.8MB in the beginning and 148.7MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 199.39ms. Allocated memory is still 195.0MB. Free memory was 148.7MB in the beginning and 139.8MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * TraceAbstraction took 765970.59ms. Allocated memory was 195.0MB in the beginning and 2.4GB in the end (delta: 2.2GB). Free memory was 139.3MB in the beginning and 468.5MB in the end (delta: -329.2MB). Peak memory consumption was 1.9GB. 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: 65]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 4723 with TraceHistMax 705,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 482 known predicates. - TimeoutResultAtElement [Line: 60]: 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 4723 with TraceHistMax 705,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 482 known predicates. - TimeoutResultAtElement [Line: 60]: 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 4723 with TraceHistMax 705,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 482 known predicates. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 48 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 765.8s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 527.8s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 1395, 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: 0.2s SsaConstructionTime, 4.8s SatisfiabilityAnalysisTime, 138.3s InterpolantComputationTime, 6972 NumberOfCodeBlocks, 6972 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 10452 ConstructedInterpolants, 0 QuantifiedInterpolants, 45250 SizeOfPredicates, 6 NumberOfNonLiveVariables, 5270 ConjunctsInSsa, 655 ConjunctsInUnsatCore, 6 InterpolantComputations, 0 PerfectInterpolantSequences, 1284954/1527432 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