/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-MCRwithDepranks-Lazy-NoForkJoinOpt-wrwc.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/threaded-sum-3.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-16 06:39:30,745 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-16 06:39:30,746 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-16 06:39:30,797 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-16 06:39:30,798 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-16 06:39:30,799 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-16 06:39:30,800 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-16 06:39:30,801 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-16 06:39:30,803 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-16 06:39:30,803 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-16 06:39:30,804 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-16 06:39:30,805 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-16 06:39:30,805 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-16 06:39:30,806 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-16 06:39:30,807 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-16 06:39:30,808 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-16 06:39:30,809 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-16 06:39:30,809 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-16 06:39:30,812 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-16 06:39:30,814 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-16 06:39:30,815 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-16 06:39:30,818 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-16 06:39:30,819 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-16 06:39:30,820 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-16 06:39:30,822 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-16 06:39:30,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-16 06:39:30,829 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-16 06:39:30,830 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-16 06:39:30,831 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-MCRwithDepranks-Lazy-NoForkJoinOpt-wrwc.epf [2022-03-16 06:39:30,848 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-16 06:39:30,849 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-16 06:39:30,849 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-16 06:39:30,849 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-16 06:39:30,849 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-16 06:39:30,850 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-16 06:39:30,850 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-16 06:39:30,850 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-16 06:39:30,850 INFO L138 SettingsManager]: * Use SBE=true [2022-03-16 06:39:30,850 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-16 06:39:30,851 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-16 06:39:30,851 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-16 06:39:30,851 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-16 06:39:30,851 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-16 06:39:30,851 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-16 06:39:30,851 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-16 06:39:30,851 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-16 06:39:30,852 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-16 06:39:30,852 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-16 06:39:30,852 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-16 06:39:30,852 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-16 06:39:30,852 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-16 06:39:30,852 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-16 06:39:30,852 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-16 06:39:30,852 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-16 06:39:30,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 06:39:30,853 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-16 06:39:30,853 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-16 06:39:30,853 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-16 06:39:30,853 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-16 06:39:30,853 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-16 06:39:30,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-16 06:39:30,854 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-16 06:39:30,854 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-16 06:39:30,854 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-16 06:39:30,854 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-03-16 06:39:30,855 INFO L138 SettingsManager]: * MCR: Overapproximate write-read-write conflicts=false [2022-03-16 06:39:30,855 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-03-16 06:39:30,855 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-16 06:39:31,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-16 06:39:31,127 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-16 06:39:31,129 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-16 06:39:31,130 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-03-16 06:39:31,130 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-03-16 06:39:31,131 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/threaded-sum-3.wvr.bpl [2022-03-16 06:39:31,132 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/threaded-sum-3.wvr.bpl' [2022-03-16 06:39:31,159 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-16 06:39:31,160 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-16 06:39:31,161 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-16 06:39:31,161 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-16 06:39:31,162 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-16 06:39:31,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:39:31" (1/1) ... [2022-03-16 06:39:31,175 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:39:31" (1/1) ... [2022-03-16 06:39:31,180 INFO L137 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-03-16 06:39:31,182 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-16 06:39:31,184 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-16 06:39:31,184 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-16 06:39:31,184 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-16 06:39:31,190 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:39:31" (1/1) ... [2022-03-16 06:39:31,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:39:31" (1/1) ... [2022-03-16 06:39:31,192 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:39:31" (1/1) ... [2022-03-16 06:39:31,192 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:39:31" (1/1) ... [2022-03-16 06:39:31,196 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:39:31" (1/1) ... [2022-03-16 06:39:31,199 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:39:31" (1/1) ... [2022-03-16 06:39:31,200 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:39:31" (1/1) ... [2022-03-16 06:39:31,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-16 06:39:31,201 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-16 06:39:31,201 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-16 06:39:31,202 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-16 06:39:31,202 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:39:31" (1/1) ... [2022-03-16 06:39:31,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 06:39:31,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 06:39:31,232 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 06:39:31,257 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 06:39:31,270 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-03-16 06:39:31,270 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-03-16 06:39:31,270 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-03-16 06:39:31,270 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-03-16 06:39:31,270 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-03-16 06:39:31,270 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-03-16 06:39:31,270 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-03-16 06:39:31,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-16 06:39:31,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-16 06:39:31,271 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-03-16 06:39:31,271 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-03-16 06:39:31,271 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-03-16 06:39:31,273 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 06:39:31,324 INFO L234 CfgBuilder]: Building ICFG [2022-03-16 06:39:31,326 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-16 06:39:31,468 INFO L275 CfgBuilder]: Performing block encoding [2022-03-16 06:39:31,487 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-16 06:39:31,487 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-16 06:39:31,512 INFO L202 PluginConnector]: Adding new model threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 06:39:31 BoogieIcfgContainer [2022-03-16 06:39:31,513 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-16 06:39:31,514 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-16 06:39:31,514 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-16 06:39:31,530 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-16 06:39:31,530 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.03 06:39:31" (1/2) ... [2022-03-16 06:39:31,531 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7205da5b and model type threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 06:39:31, skipping insertion in model container [2022-03-16 06:39:31,531 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 06:39:31" (2/2) ... [2022-03-16 06:39:31,532 INFO L111 eAbstractionObserver]: Analyzing ICFG threaded-sum-3.wvr.bpl [2022-03-16 06:39:31,538 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-16 06:39:31,538 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-16 06:39:31,538 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-16 06:39:31,539 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-16 06:39:31,591 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-03-16 06:39:31,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-16 06:39:31,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 06:39:31,648 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 06:39:31,650 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 06:39:31,685 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-16 06:39:31,695 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=false, mMcrOverapproximateWrwc=false [2022-03-16 06:39:31,695 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-03-16 06:39:31,995 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 351 transitions and produced 319 states. [2022-03-16 06:39:31,997 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 06:39:32,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 06:39:32,002 INFO L85 PathProgramCache]: Analyzing trace with hash 149865729, now seen corresponding path program 1 times [2022-03-16 06:39:32,009 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 06:39:32,009 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788909335] [2022-03-16 06:39:32,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 06:39:32,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 06:39:32,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 06:39:32,314 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2022-03-16 06:39:32,315 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 06:39:32,315 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788909335] [2022-03-16 06:39:32,316 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788909335] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 06:39:32,316 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 06:39:32,316 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-16 06:39:32,318 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891628882] [2022-03-16 06:39:32,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 06:39:32,324 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-16 06:39:32,324 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 06:39:32,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-16 06:39:32,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-16 06:39:32,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 06:39:32,374 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 06:39:32,376 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 06:39:32,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 06:39:32,695 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 717 transitions and produced 618 states. [2022-03-16 06:39:32,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 06:39:32,696 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-16 06:39:32,696 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 06:39:32,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 06:39:32,698 INFO L85 PathProgramCache]: Analyzing trace with hash 1583896434, now seen corresponding path program 2 times [2022-03-16 06:39:32,699 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 06:39:32,699 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038808412] [2022-03-16 06:39:32,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 06:39:32,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 06:39:32,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 06:39:32,925 INFO L134 CoverageAnalysis]: Checked inductivity of 2291 backedges. 391 proven. 0 refuted. 0 times theorem prover too weak. 1900 trivial. 0 not checked. [2022-03-16 06:39:32,926 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 06:39:32,926 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038808412] [2022-03-16 06:39:32,926 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2038808412] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 06:39:32,926 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 06:39:32,926 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-16 06:39:32,927 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326211352] [2022-03-16 06:39:32,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 06:39:32,928 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-16 06:39:32,928 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 06:39:32,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-16 06:39:32,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-16 06:39:32,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 06:39:32,929 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 06:39:32,929 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 06:39:32,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 06:39:32,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 06:39:33,152 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 605 transitions and produced 520 states. [2022-03-16 06:39:33,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 06:39:33,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 06:39:33,154 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-16 06:39:33,154 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 06:39:33,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 06:39:33,155 INFO L85 PathProgramCache]: Analyzing trace with hash 69663464, now seen corresponding path program 3 times [2022-03-16 06:39:33,155 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 06:39:33,156 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203320816] [2022-03-16 06:39:33,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 06:39:33,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 06:39:33,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 06:39:33,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1828 backedges. 632 proven. 347 refuted. 0 times theorem prover too weak. 849 trivial. 0 not checked. [2022-03-16 06:39:33,690 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 06:39:33,690 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203320816] [2022-03-16 06:39:33,691 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [203320816] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 06:39:33,691 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [95015335] [2022-03-16 06:39:33,691 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-16 06:39:33,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 06:39:33,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 06:39:33,696 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 06:39:33,698 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 06:39:33,842 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 30 check-sat command(s) [2022-03-16 06:39:33,842 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 06:39:33,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 25 conjunts are in the unsatisfiable core [2022-03-16 06:39:33,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 06:39:34,614 INFO L134 CoverageAnalysis]: Checked inductivity of 1828 backedges. 395 proven. 205 refuted. 0 times theorem prover too weak. 1228 trivial. 0 not checked. [2022-03-16 06:39:34,614 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 06:39:35,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1828 backedges. 1566 proven. 0 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2022-03-16 06:39:35,264 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [95015335] provided 1 perfect and 1 imperfect interpolant sequences [2022-03-16 06:39:35,265 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-03-16 06:39:35,265 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [7, 6] total 11 [2022-03-16 06:39:35,265 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7344591] [2022-03-16 06:39:35,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 06:39:35,266 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-16 06:39:35,266 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 06:39:35,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-16 06:39:35,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2022-03-16 06:39:35,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 06:39:35,267 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 06:39:35,267 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.1) internal successors, (61), 10 states have internal predecessors, (61), 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 06:39:35,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 06:39:35,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 06:39:35,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 06:39:35,583 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 792 transitions and produced 660 states. [2022-03-16 06:39:35,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 06:39:35,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 06:39:35,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-03-16 06:39:35,605 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 06:39:35,791 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,SelfDestructingSolverStorable2 [2022-03-16 06:39:35,792 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 06:39:35,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 06:39:35,792 INFO L85 PathProgramCache]: Analyzing trace with hash -1191205203, now seen corresponding path program 4 times [2022-03-16 06:39:35,793 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 06:39:35,793 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301131828] [2022-03-16 06:39:35,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 06:39:35,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 06:39:35,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 06:39:38,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2679 backedges. 211 proven. 2087 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2022-03-16 06:39:38,978 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 06:39:38,978 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301131828] [2022-03-16 06:39:38,979 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1301131828] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 06:39:38,979 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [765594550] [2022-03-16 06:39:38,979 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-16 06:39:38,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 06:39:38,979 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 06:39:38,987 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 06:39:38,994 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 06:39:39,130 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-16 06:39:39,130 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 06:39:39,134 WARN L261 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 111 conjunts are in the unsatisfiable core [2022-03-16 06:39:39,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2022-03-16 06:53:29,381 WARN L244 SmtUtils]: Removed 2 from assertion stack [2022-03-16 06:53:29,387 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2022-03-16 06:53:29,395 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 06:53:29,395 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 06:53:29,395 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-16 06:53:29,408 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-03-16 06:53:29,599 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 06:53:29,600 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 177 with TraceHistMax 47,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 22ms.. [2022-03-16 06:53:29,601 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2022-03-16 06:53:29,601 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2022-03-16 06:53:29,601 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2022-03-16 06:53:29,607 INFO L732 BasicCegarLoop]: Path program histogram: [4] [2022-03-16 06:53:29,609 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-16 06:53:29,609 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-16 06:53:29,614 INFO L202 PluginConnector]: Adding new model threaded-sum-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.03 06:53:29 BasicIcfg [2022-03-16 06:53:29,614 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-16 06:53:29,615 INFO L158 Benchmark]: Toolchain (without parser) took 838454.72ms. Allocated memory was 185.6MB in the beginning and 986.7MB in the end (delta: 801.1MB). Free memory was 143.8MB in the beginning and 529.5MB in the end (delta: -385.8MB). Peak memory consumption was 610.1MB. Max. memory is 8.0GB. [2022-03-16 06:53:29,615 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.15ms. Allocated memory is still 185.6MB. Free memory is still 144.8MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-16 06:53:29,616 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.22ms. Allocated memory is still 185.6MB. Free memory was 143.7MB in the beginning and 142.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-16 06:53:29,616 INFO L158 Benchmark]: Boogie Preprocessor took 16.93ms. Allocated memory is still 185.6MB. Free memory was 142.1MB in the beginning and 141.1MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-16 06:53:29,617 INFO L158 Benchmark]: RCFGBuilder took 311.34ms. Allocated memory is still 185.6MB. Free memory was 141.1MB in the beginning and 131.1MB in the end (delta: 10.0MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2022-03-16 06:53:29,617 INFO L158 Benchmark]: TraceAbstraction took 838099.97ms. Allocated memory was 185.6MB in the beginning and 986.7MB in the end (delta: 801.1MB). Free memory was 130.6MB in the beginning and 529.5MB in the end (delta: -398.9MB). Peak memory consumption was 596.5MB. Max. memory is 8.0GB. [2022-03-16 06:53:29,622 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 0.15ms. Allocated memory is still 185.6MB. Free memory is still 144.8MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 21.22ms. Allocated memory is still 185.6MB. Free memory was 143.7MB in the beginning and 142.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 16.93ms. Allocated memory is still 185.6MB. Free memory was 142.1MB in the beginning and 141.1MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 311.34ms. Allocated memory is still 185.6MB. Free memory was 141.1MB in the beginning and 131.1MB in the end (delta: 10.0MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * TraceAbstraction took 838099.97ms. Allocated memory was 185.6MB in the beginning and 986.7MB in the end (delta: 801.1MB). Free memory was 130.6MB in the beginning and 529.5MB in the end (delta: -398.9MB). Peak memory consumption was 596.5MB. 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: 78]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 177 with TraceHistMax 47,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 22ms.. - TimeoutResultAtElement [Line: 71]: 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 177 with TraceHistMax 47,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 22ms.. - TimeoutResultAtElement [Line: 72]: 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 177 with TraceHistMax 47,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 22ms.. - TimeoutResultAtElement [Line: 71]: 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 177 with TraceHistMax 47,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 22ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 47 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 838.0s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 1.1s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 16, 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: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 571 NumberOfCodeBlocks, 571 NumberOfCodeBlocksAsserted, 33 NumberOfCheckSat, 715 ConstructedInterpolants, 0 QuantifiedInterpolants, 1819 SizeOfPredicates, 28 NumberOfNonLiveVariables, 188 ConjunctsInSsa, 25 ConjunctsInUnsatCore, 5 InterpolantComputations, 3 PerfectInterpolantSequences, 7691/8243 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