/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-POR-NewStatesSleepPersistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/bench/exp3x3.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-8a14012e553caa636f65c1137831746b6d9875cd-8a14012 [2021-08-07 15:24:02,145 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-07 15:24:02,146 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-07 15:24:02,173 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-07 15:24:02,214 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-07 15:24:02,214 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-07 15:24:02,215 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-07 15:24:02,220 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistent-NoLbe.epf [2021-08-07 15:24:02,251 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-07 15:24:02,251 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-07 15:24:02,252 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-07 15:24:02,252 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-07 15:24:02,254 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-07 15:24:02,254 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-07 15:24:02,254 INFO L138 SettingsManager]: * Use SBE=true [2021-08-07 15:24:02,255 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-07 15:24:02,255 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-07 15:24:02,255 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-07 15:24:02,255 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-07 15:24:02,255 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-07 15:24:02,256 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-07 15:24:02,256 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-07 15:24:02,256 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-07 15:24:02,256 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-07 15:24:02,256 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-07 15:24:02,256 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-07 15:24:02,256 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-07 15:24:02,256 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-07 15:24:02,256 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-07 15:24:02,256 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-07 15:24:02,256 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-07 15:24:02,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-07 15:24:02,257 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-07 15:24:02,257 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-07 15:24:02,257 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-07 15:24:02,257 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-07 15:24:02,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-07 15:24:02,257 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-07 15:24:02,257 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-07 15:24:02,257 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-07 15:24:02,258 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-08-07 15:24:02,258 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-07 15:24:02,513 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-07 15:24:02,528 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-07 15:24:02,530 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-07 15:24:02,530 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-08-07 15:24:02,531 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-08-07 15:24:02,532 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/bench/exp3x3.wvr.bpl [2021-08-07 15:24:02,532 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/bench/exp3x3.wvr.bpl' [2021-08-07 15:24:02,548 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-07 15:24:02,549 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-08-07 15:24:02,550 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-07 15:24:02,550 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-07 15:24:02,550 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-07 15:24:02,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.08 03:24:02" (1/1) ... [2021-08-07 15:24:02,563 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.08 03:24:02" (1/1) ... [2021-08-07 15:24:02,569 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-07 15:24:02,570 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-07 15:24:02,570 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-07 15:24:02,570 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-07 15:24:02,575 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.08 03:24:02" (1/1) ... [2021-08-07 15:24:02,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.08 03:24:02" (1/1) ... [2021-08-07 15:24:02,576 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.08 03:24:02" (1/1) ... [2021-08-07 15:24:02,576 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.08 03:24:02" (1/1) ... [2021-08-07 15:24:02,578 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.08 03:24:02" (1/1) ... [2021-08-07 15:24:02,581 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.08 03:24:02" (1/1) ... [2021-08-07 15:24:02,581 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.08 03:24:02" (1/1) ... [2021-08-07 15:24:02,582 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-07 15:24:02,583 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-07 15:24:02,583 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-07 15:24:02,583 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-07 15:24:02,584 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.08 03:24:02" (1/1) ... [2021-08-07 15:24:02,589 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-07 15:24:02,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 15:24:02,619 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) [2021-08-07 15:24:02,622 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 [2021-08-07 15:24:02,646 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-08-07 15:24:02,646 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-08-07 15:24:02,646 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-08-07 15:24:02,646 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-08-07 15:24:02,646 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-08-07 15:24:02,646 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-08-07 15:24:02,647 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-08-07 15:24:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-07 15:24:02,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-07 15:24:02,647 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-08-07 15:24:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-08-07 15:24:02,647 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-08-07 15:24:02,647 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-08-07 15:24:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-08-07 15:24:02,647 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-08-07 15:24:02,647 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2021-08-07 15:24:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2021-08-07 15:24:02,648 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2021-08-07 15:24:02,648 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2021-08-07 15:24:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2021-08-07 15:24:02,648 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2021-08-07 15:24:02,648 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-07 15:24:02,852 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-07 15:24:02,853 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-08-07 15:24:02,854 INFO L202 PluginConnector]: Adding new model exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.08 03:24:02 BoogieIcfgContainer [2021-08-07 15:24:02,854 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-07 15:24:02,855 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-07 15:24:02,855 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-07 15:24:02,857 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-07 15:24:02,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.08 03:24:02" (1/2) ... [2021-08-07 15:24:02,858 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e558c97 and model type exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.08 03:24:02, skipping insertion in model container [2021-08-07 15:24:02,858 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.08 03:24:02" (2/2) ... [2021-08-07 15:24:02,859 INFO L111 eAbstractionObserver]: Analyzing ICFG exp3x3.wvr.bpl [2021-08-07 15:24:02,875 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-07 15:24:02,875 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-07 15:24:02,875 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-07 15:24:02,875 INFO L509 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-07 15:24:02,977 INFO L148 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2021-08-07 15:24:03,032 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-07 15:24:03,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 15:24:03,034 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) [2021-08-07 15:24:03,035 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 [2021-08-07 15:24:03,064 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-07 15:24:03,069 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, mConcurrency=PARTIAL_ORDER_FA, 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 [2021-08-07 15:24:03,069 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-08-07 15:24:03,193 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 3 more)] === [2021-08-07 15:24:03,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:24:03,197 INFO L82 PathProgramCache]: Analyzing trace with hash -1053381153, now seen corresponding path program 1 times [2021-08-07 15:24:03,203 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:24:03,204 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317267877] [2021-08-07 15:24:03,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:24:03,204 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:24:03,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:24:03,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:24:03,404 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:24:03,405 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317267877] [2021-08-07 15:24:03,405 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317267877] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 15:24:03,406 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 15:24:03,406 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-07 15:24:03,407 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702119234] [2021-08-07 15:24:03,410 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-07 15:24:03,410 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:24:03,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-07 15:24:03,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-07 15:24:03,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:24:03,425 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:24:03,426 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 15:24:03,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:24:03,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:24:03,505 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-07 15:24:03,505 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 3 more)] === [2021-08-07 15:24:03,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:24:03,510 INFO L82 PathProgramCache]: Analyzing trace with hash -175235423, now seen corresponding path program 1 times [2021-08-07 15:24:03,510 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:24:03,510 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101242460] [2021-08-07 15:24:03,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:24:03,510 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:24:03,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:24:03,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:24:03,599 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:24:03,601 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101242460] [2021-08-07 15:24:03,601 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1101242460] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:24:03,601 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1877427631] [2021-08-07 15:24:03,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:24:03,602 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 15:24:03,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 15:24:03,605 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) [2021-08-07 15:24:03,606 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-08-07 15:24:03,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:24:03,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2021-08-07 15:24:03,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 15:24:03,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:24:03,950 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1877427631] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:24:03,950 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 15:24:03,950 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3] total 5 [2021-08-07 15:24:03,951 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666239934] [2021-08-07 15:24:03,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-07 15:24:03,951 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:24:03,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-07 15:24:03,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-08-07 15:24:03,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:24:03,952 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:24:03,952 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 5 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) [2021-08-07 15:24:03,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:24:03,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:24:04,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:24:04,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:24:04,045 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-08-07 15:24:04,243 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,SelfDestructingSolverStorable1 [2021-08-07 15:24:04,244 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 3 more)] === [2021-08-07 15:24:04,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:24:04,244 INFO L82 PathProgramCache]: Analyzing trace with hash -1750254497, now seen corresponding path program 1 times [2021-08-07 15:24:04,244 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:24:04,245 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974190258] [2021-08-07 15:24:04,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:24:04,245 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:24:04,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:24:04,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:24:04,344 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:24:04,344 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974190258] [2021-08-07 15:24:04,344 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1974190258] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:24:04,344 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2010991305] [2021-08-07 15:24:04,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:24:04,345 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 15:24:04,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 15:24:04,349 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) [2021-08-07 15:24:04,372 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-08-07 15:24:04,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:24:04,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 11 conjunts are in the unsatisfiable core [2021-08-07 15:24:04,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 15:24:05,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:24:05,145 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2010991305] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:24:05,145 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 15:24:05,145 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 4] total 4 [2021-08-07 15:24:05,145 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282278788] [2021-08-07 15:24:05,146 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-07 15:24:05,146 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:24:05,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-07 15:24:05,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-08-07 15:24:05,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:24:05,147 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:24:05,147 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 15:24:05,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:24:05,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:24:05,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:24:05,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:24:05,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:24:05,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-07 15:24:05,245 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-08-07 15:24:05,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 15:24:05,443 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 3 more)] === [2021-08-07 15:24:05,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:24:05,443 INFO L82 PathProgramCache]: Analyzing trace with hash -42304479, now seen corresponding path program 2 times [2021-08-07 15:24:05,444 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:24:05,444 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185145125] [2021-08-07 15:24:05,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:24:05,444 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:24:05,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:24:05,519 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:24:05,519 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:24:05,519 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185145125] [2021-08-07 15:24:05,519 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [185145125] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:24:05,519 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [371349096] [2021-08-07 15:24:05,520 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-07 15:24:05,520 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 15:24:05,520 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 15:24:05,520 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-07 15:24:05,522 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-08-07 15:24:05,623 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-07 15:24:05,623 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-07 15:24:05,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 5 conjunts are in the unsatisfiable core [2021-08-07 15:24:05,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 15:24:05,800 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:24:05,802 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [371349096] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:24:05,802 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 15:24:05,802 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-08-07 15:24:05,802 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366438855] [2021-08-07 15:24:05,803 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-08-07 15:24:05,803 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:24:05,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-07 15:24:05,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-08-07 15:24:05,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:24:05,804 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:24:05,804 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 7 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 15:24:05,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:24:05,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:24:05,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-07 15:24:05,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:24:06,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:24:06,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:24:06,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-07 15:24:06,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-07 15:24:06,035 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-08-07 15:24:06,226 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 15:24:06,226 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 3 more)] === [2021-08-07 15:24:06,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:24:06,227 INFO L82 PathProgramCache]: Analyzing trace with hash 1442331103, now seen corresponding path program 3 times [2021-08-07 15:24:06,227 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:24:06,227 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348367184] [2021-08-07 15:24:06,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:24:06,227 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:24:06,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:24:06,334 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:24:06,334 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:24:06,334 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348367184] [2021-08-07 15:24:06,334 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [348367184] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:24:06,334 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1014064537] [2021-08-07 15:24:06,335 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-07 15:24:06,335 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 15:24:06,335 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 15:24:06,336 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-07 15:24:06,365 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-08-07 15:24:06,459 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-08-07 15:24:06,459 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-07 15:24:06,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 15 conjunts are in the unsatisfiable core [2021-08-07 15:24:06,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 15:24:07,207 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:24:07,208 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1014064537] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:24:07,208 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 15:24:07,208 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 6] total 6 [2021-08-07 15:24:07,209 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363918609] [2021-08-07 15:24:07,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-07 15:24:07,210 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:24:07,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-07 15:24:07,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-08-07 15:24:07,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:24:07,216 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:24:07,216 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 6 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 15:24:07,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:24:07,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:24:07,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-07 15:24:07,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-07 15:24:07,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:24:07,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:24:07,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:24:07,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-07 15:24:07,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-07 15:24:07,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-07 15:24:07,353 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-08-07 15:24:07,536 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 15:24:07,537 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 3 more)] === [2021-08-07 15:24:07,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:24:07,537 INFO L82 PathProgramCache]: Analyzing trace with hash -1883518815, now seen corresponding path program 4 times [2021-08-07 15:24:07,537 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:24:07,537 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432858810] [2021-08-07 15:24:07,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:24:07,538 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:24:07,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:24:07,593 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:24:07,593 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:24:07,593 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432858810] [2021-08-07 15:24:07,593 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1432858810] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:24:07,593 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1692252319] [2021-08-07 15:24:07,594 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-07 15:24:07,594 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 15:24:07,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 15:24:07,594 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-07 15:24:07,622 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-08-07 15:24:07,777 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-07 15:24:07,777 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-07 15:24:07,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-07 15:24:07,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 15:24:07,997 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:24:07,997 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1692252319] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:24:07,997 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 15:24:07,997 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2021-08-07 15:24:07,997 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173542750] [2021-08-07 15:24:07,998 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-07 15:24:07,998 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:24:07,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-07 15:24:07,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-08-07 15:24:07,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:24:08,000 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:24:08,002 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.545454545454546) internal successors, (50), 10 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 15:24:08,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:24:08,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:24:08,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-07 15:24:08,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-07 15:24:08,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-07 15:24:08,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:24:08,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:24:08,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:24:08,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-07 15:24:08,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-07 15:24:08,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-07 15:24:08,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-07 15:24:08,480 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-08-07 15:24:08,672 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 15:24:08,673 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 3 more)] === [2021-08-07 15:24:08,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:24:08,673 INFO L82 PathProgramCache]: Analyzing trace with hash 1561880159, now seen corresponding path program 5 times [2021-08-07 15:24:08,673 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:24:08,673 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603961001] [2021-08-07 15:24:08,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:24:08,674 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:24:08,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:24:08,801 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:24:08,801 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:24:08,801 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [603961001] [2021-08-07 15:24:08,801 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [603961001] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:24:08,801 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [278599060] [2021-08-07 15:24:08,801 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-07 15:24:08,801 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 15:24:08,802 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 15:24:08,802 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-07 15:24:08,820 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-08-07 15:24:08,975 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-08-07 15:24:08,976 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-07 15:24:08,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 19 conjunts are in the unsatisfiable core [2021-08-07 15:24:08,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 15:24:09,852 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:24:09,853 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [278599060] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:24:09,853 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 15:24:09,853 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 8] total 8 [2021-08-07 15:24:09,853 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126710950] [2021-08-07 15:24:09,854 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-07 15:24:09,854 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:24:09,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-07 15:24:09,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-08-07 15:24:09,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:24:09,855 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:24:09,855 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 8 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 15:24:09,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:24:09,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:24:09,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-07 15:24:09,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-07 15:24:09,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-07 15:24:09,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-07 15:24:09,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:24:10,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:24:10,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:24:10,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-07 15:24:10,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-07 15:24:10,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-07 15:24:10,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-07 15:24:10,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:24:10,074 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-08-07 15:24:10,253 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 15:24:10,253 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 3 more)] === [2021-08-07 15:24:10,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:24:10,254 INFO L82 PathProgramCache]: Analyzing trace with hash -653081567, now seen corresponding path program 6 times [2021-08-07 15:24:10,254 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:24:10,254 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432877236] [2021-08-07 15:24:10,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:24:10,254 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:24:10,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:24:10,319 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:24:10,319 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:24:10,319 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432877236] [2021-08-07 15:24:10,319 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [432877236] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:24:10,319 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1530074214] [2021-08-07 15:24:10,319 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-07 15:24:10,319 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 15:24:10,319 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 15:24:10,320 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-07 15:24:10,321 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-08-07 15:24:10,565 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-08-07 15:24:10,565 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-07 15:24:10,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 9 conjunts are in the unsatisfiable core [2021-08-07 15:24:10,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 15:24:10,831 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:24:10,831 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1530074214] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:24:10,831 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 15:24:10,831 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 13 [2021-08-07 15:24:10,832 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305860298] [2021-08-07 15:24:10,832 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-08-07 15:24:10,832 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:24:10,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-08-07 15:24:10,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2021-08-07 15:24:10,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:24:10,833 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:24:10,833 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.0) internal successors, (56), 13 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 15:24:10,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:24:10,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:24:10,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-07 15:24:10,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-07 15:24:10,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-07 15:24:10,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-07 15:24:10,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:24:10,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:24:11,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:24:11,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:24:11,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-07 15:24:11,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-07 15:24:11,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-07 15:24:11,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-07 15:24:11,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:24:11,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-07 15:24:11,564 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-08-07 15:24:11,751 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-08-07 15:24:11,751 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 3 more)] === [2021-08-07 15:24:11,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:24:11,752 INFO L82 PathProgramCache]: Analyzing trace with hash -1398898209, now seen corresponding path program 7 times [2021-08-07 15:24:11,752 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:24:11,752 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189204203] [2021-08-07 15:24:11,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:24:11,752 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:24:11,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:24:11,908 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:24:11,908 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:24:11,908 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189204203] [2021-08-07 15:24:11,909 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [189204203] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:24:11,909 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [258677199] [2021-08-07 15:24:11,909 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-07 15:24:11,909 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 15:24:11,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 15:24:11,913 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-07 15:24:11,917 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-08-07 15:24:12,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:24:12,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 23 conjunts are in the unsatisfiable core [2021-08-07 15:24:12,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 15:24:13,255 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:24:13,255 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [258677199] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:24:13,256 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 15:24:13,256 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 10] total 10 [2021-08-07 15:24:13,256 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621792054] [2021-08-07 15:24:13,256 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-07 15:24:13,256 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:24:13,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-07 15:24:13,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-08-07 15:24:13,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:24:13,257 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:24:13,257 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.181818181818182) internal successors, (68), 10 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 15:24:13,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:24:13,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:24:13,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-07 15:24:13,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-07 15:24:13,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-07 15:24:13,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-07 15:24:13,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:24:13,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-08-07 15:24:13,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:24:13,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:24:13,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:24:13,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-07 15:24:13,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-07 15:24:13,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-07 15:24:13,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-07 15:24:13,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:24:13,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-07 15:24:13,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 15:24:13,574 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-08-07 15:24:13,766 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 15:24:13,767 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 3 more)] === [2021-08-07 15:24:13,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:24:13,767 INFO L82 PathProgramCache]: Analyzing trace with hash -992989535, now seen corresponding path program 8 times [2021-08-07 15:24:13,767 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:24:13,767 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734699494] [2021-08-07 15:24:13,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:24:13,767 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:24:13,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:24:13,853 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:24:13,854 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:24:13,854 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734699494] [2021-08-07 15:24:13,854 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734699494] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:24:13,854 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1575968437] [2021-08-07 15:24:13,854 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-07 15:24:13,854 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 15:24:13,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 15:24:13,855 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-07 15:24:13,855 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-08-07 15:24:14,198 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-07 15:24:14,198 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-07 15:24:14,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 11 conjunts are in the unsatisfiable core [2021-08-07 15:24:14,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 15:24:14,522 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:24:14,523 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1575968437] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:24:14,523 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 15:24:14,523 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 16 [2021-08-07 15:24:14,523 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45609327] [2021-08-07 15:24:14,523 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-08-07 15:24:14,523 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 15:24:14,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-07 15:24:14,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=236, Unknown=0, NotChecked=0, Total=272 [2021-08-07 15:24:14,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:24:14,524 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 15:24:14,524 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 3.6470588235294117) internal successors, (62), 16 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 15:24:14,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:24:14,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:24:14,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-07 15:24:14,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-07 15:24:14,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-08-07 15:24:14,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-07 15:24:14,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:24:14,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-08-07 15:24:14,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 15:24:14,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 15:24:15,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 15:24:15,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:24:15,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-07 15:24:15,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-07 15:24:15,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-07 15:24:15,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-07 15:24:15,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-07 15:24:15,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-07 15:24:15,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 15:24:15,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-07 15:24:15,711 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-08-07 15:24:15,904 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-08-07 15:24:15,905 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 3 more)] === [2021-08-07 15:24:15,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 15:24:15,905 INFO L82 PathProgramCache]: Analyzing trace with hash -1632940961, now seen corresponding path program 9 times [2021-08-07 15:24:15,905 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 15:24:15,905 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005276457] [2021-08-07 15:24:15,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 15:24:15,905 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 15:24:15,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 15:24:16,071 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 15:24:16,072 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 15:24:16,072 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005276457] [2021-08-07 15:24:16,072 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005276457] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 15:24:16,072 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [207582533] [2021-08-07 15:24:16,072 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-07 15:24:16,072 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 15:24:16,072 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 15:24:16,073 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-07 15:24:16,073 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-08-07 15:24:16,471 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-08-07 15:24:16,471 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-07 15:24:16,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 27 conjunts are in the unsatisfiable core [2021-08-07 15:24:16,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2021-08-07 15:38:22,283 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-08-07 15:38:22,283 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 [2021-08-07 15:38:22,283 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 [2021-08-07 15:38:23,316 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-08-07 15:38:23,317 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-08-07 15:38:23,318 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 [2021-08-07 15:38:23,689 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT [2021-08-07 15:38:23,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-07 15:38:23,690 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 48 with TraceHistMax 5,while TraceCheckSpWp was constructing forward predicates,while executing Executor. [2021-08-07 15:38:23,690 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-07 15:38:23,691 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-07 15:38:23,691 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION [2021-08-07 15:38:23,691 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATION [2021-08-07 15:38:23,691 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4INUSE_VIOLATION [2021-08-07 15:38:23,691 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5INUSE_VIOLATION [2021-08-07 15:38:23,696 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-07 15:38:23,696 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-07 15:38:23,697 INFO L202 PluginConnector]: Adding new model exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.08 03:38:23 BasicIcfg [2021-08-07 15:38:23,697 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-07 15:38:23,698 INFO L168 Benchmark]: Toolchain (without parser) took 861148.98 ms. Allocated memory was 206.6 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 187.2 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.5 GB. Max. memory is 8.0 GB. [2021-08-07 15:38:23,698 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.11 ms. Allocated memory is still 206.6 MB. Free memory is still 188.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-07 15:38:23,698 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.21 ms. Allocated memory is still 206.6 MB. Free memory was 187.2 MB in the beginning and 185.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-08-07 15:38:23,698 INFO L168 Benchmark]: Boogie Preprocessor took 12.28 ms. Allocated memory is still 206.6 MB. Free memory was 185.6 MB in the beginning and 184.7 MB in the end (delta: 849.3 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-08-07 15:38:23,698 INFO L168 Benchmark]: RCFGBuilder took 271.50 ms. Allocated memory is still 206.6 MB. Free memory was 184.5 MB in the beginning and 171.5 MB in the end (delta: 13.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-08-07 15:38:23,698 INFO L168 Benchmark]: TraceAbstraction took 860842.25 ms. Allocated memory was 206.6 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 171.1 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.4 GB. Max. memory is 8.0 GB. [2021-08-07 15:38:23,698 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 0.11 ms. Allocated memory is still 206.6 MB. Free memory is still 188.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 19.21 ms. Allocated memory is still 206.6 MB. Free memory was 187.2 MB in the beginning and 185.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 12.28 ms. Allocated memory is still 206.6 MB. Free memory was 185.6 MB in the beginning and 184.7 MB in the end (delta: 849.3 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 271.50 ms. Allocated memory is still 206.6 MB. Free memory was 184.5 MB in the beginning and 171.5 MB in the end (delta: 13.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 860842.25 ms. Allocated memory was 206.6 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 171.1 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.4 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14452, positive: 13336, positive conditional: 12120, positive unconditional: 1216, negative: 1116, negative conditional: 1116, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13336, positive: 13336, positive conditional: 12120, positive unconditional: 1216, 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: 13336, positive: 13336, positive conditional: 12120, positive unconditional: 1216, 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: 13336, positive: 13336, positive conditional: 11525, positive unconditional: 1811, 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: 13336, positive: 13336, positive conditional: 6260, positive unconditional: 7076, 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: 13336, positive: 13336, positive conditional: 6260, positive unconditional: 7076, 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: 1165, positive: 1165, positive conditional: 0, positive unconditional: 1165, 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: 1165, positive: 1165, positive conditional: 0, positive unconditional: 1165, 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: 13336, positive: 12171, positive conditional: 6260, positive unconditional: 5911, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1165, unknown conditional: 0, unknown unconditional: 1165] , Statistics on independence cache: Total cache size (in pairs): 1165, Positive cache size: 1165, Positive conditional cache size: 0, Positive unconditional cache size: 1165, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 5265, Maximal queried relation: 0, Independence queries for same thread: 1116 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 47, Number of persistent set computation: 33, Number of trivial persistent sets: 6, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1216, positive: 1216, positive conditional: 0, positive unconditional: 1216, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14452, positive: 13336, positive conditional: 12120, positive unconditional: 1216, negative: 1116, negative conditional: 1116, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13336, positive: 13336, positive conditional: 12120, positive unconditional: 1216, 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: 13336, positive: 13336, positive conditional: 12120, positive unconditional: 1216, 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: 13336, positive: 13336, positive conditional: 11525, positive unconditional: 1811, 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: 13336, positive: 13336, positive conditional: 6260, positive unconditional: 7076, 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: 13336, positive: 13336, positive conditional: 6260, positive unconditional: 7076, 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: 1165, positive: 1165, positive conditional: 0, positive unconditional: 1165, 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: 1165, positive: 1165, positive conditional: 0, positive unconditional: 1165, 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: 13336, positive: 12171, positive conditional: 6260, positive unconditional: 5911, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1165, unknown conditional: 0, unknown unconditional: 1165] , Statistics on independence cache: Total cache size (in pairs): 1165, Positive cache size: 1165, Positive conditional cache size: 0, Positive unconditional cache size: 1165, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 5265, Maximal queried relation: 0, Independence queries for same thread: 1116 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 82]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 48 with TraceHistMax 5,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - 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 48 with TraceHistMax 5,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - TimeoutResultAtElement [Line: 70]: 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 48 with TraceHistMax 5,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - 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 48 with TraceHistMax 5,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - TimeoutResultAtElement [Line: 69]: 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 48 with TraceHistMax 5,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - TimeoutResultAtElement [Line: 73]: 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 48 with TraceHistMax 5,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - TimeoutResultAtElement [Line: 69]: 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 48 with TraceHistMax 5,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 13 procedures, 72 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 860674.7ms, OverallIterations: 11, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 17.3ms, PartialOrderReductionTime: 3453.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 99, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 83.9ms SsaConstructionTime, 236.0ms SatisfiabilityAnalysisTime, 5583.7ms InterpolantComputationTime, 693 NumberOfCodeBlocks, 693 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 674 ConstructedInterpolants, 0 QuantifiedInterpolants, 8071 SizeOfPredicates, 37 NumberOfNonLiveVariables, 1116 ConjunctsInSsa, 103 ConjunctsInUnsatCore, 19 InterpolantComputations, 1 PerfectInterpolantSequences, 0/290 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