/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking BOTH --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/nonblocking-counter-alt2.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-07 08:21:06,559 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-07 08:21:06,621 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-07 08:21:06,625 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-07 08:21:06,625 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-07 08:21:06,645 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-07 08:21:06,646 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-07 08:21:06,646 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-07 08:21:06,647 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-07 08:21:06,649 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-07 08:21:06,650 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-07 08:21:06,650 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-07 08:21:06,650 INFO L153 SettingsManager]: * Use SBE=true [2024-04-07 08:21:06,651 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-07 08:21:06,652 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-07 08:21:06,652 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-07 08:21:06,652 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-07 08:21:06,652 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-07 08:21:06,652 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-07 08:21:06,652 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-07 08:21:06,653 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-07 08:21:06,653 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-07 08:21:06,653 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-07 08:21:06,653 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-07 08:21:06,653 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-07 08:21:06,653 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-07 08:21:06,654 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-07 08:21:06,654 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-07 08:21:06,654 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-07 08:21:06,654 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-07 08:21:06,655 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-07 08:21:06,655 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-07 08:21:06,655 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-07 08:21:06,655 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-07 08:21:06,655 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-07 08:21:06,655 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-07 08:21:06,656 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-07 08:21:06,656 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-07 08:21:06,656 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-07 08:21:06,656 INFO L153 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/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> BOTH Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-04-07 08:21:06,847 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-07 08:21:06,869 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-07 08:21:06,871 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-07 08:21:06,872 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-04-07 08:21:06,873 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-04-07 08:21:06,874 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/nonblocking-counter-alt2.wvr.bpl [2024-04-07 08:21:06,874 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/nonblocking-counter-alt2.wvr.bpl' [2024-04-07 08:21:06,900 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-07 08:21:06,900 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-04-07 08:21:06,901 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-07 08:21:06,901 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-07 08:21:06,901 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-07 08:21:06,920 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.04 08:21:06" (1/1) ... [2024-04-07 08:21:06,942 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.04 08:21:06" (1/1) ... [2024-04-07 08:21:06,947 INFO L138 Inliner]: procedures = 3, calls = 2, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-04-07 08:21:06,948 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-07 08:21:06,949 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-07 08:21:06,949 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-07 08:21:06,949 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-07 08:21:06,955 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.04 08:21:06" (1/1) ... [2024-04-07 08:21:06,955 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.04 08:21:06" (1/1) ... [2024-04-07 08:21:06,956 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.04 08:21:06" (1/1) ... [2024-04-07 08:21:06,956 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.04 08:21:06" (1/1) ... [2024-04-07 08:21:06,957 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.04 08:21:06" (1/1) ... [2024-04-07 08:21:06,960 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.04 08:21:06" (1/1) ... [2024-04-07 08:21:06,961 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.04 08:21:06" (1/1) ... [2024-04-07 08:21:06,961 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.04 08:21:06" (1/1) ... [2024-04-07 08:21:06,962 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-07 08:21:06,962 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-07 08:21:06,963 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-07 08:21:06,963 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-07 08:21:06,963 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.04 08:21:06" (1/1) ... [2024-04-07 08:21:06,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-07 08:21:06,978 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-07 08:21:07,004 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-04-07 08:21:07,009 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-04-07 08:21:07,036 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2024-04-07 08:21:07,037 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-07 08:21:07,037 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-07 08:21:07,037 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2024-04-07 08:21:07,037 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-07 08:21:07,037 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-07 08:21:07,037 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-04-07 08:21:07,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-07 08:21:07,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-07 08:21:07,038 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-07 08:21:07,074 INFO L241 CfgBuilder]: Building ICFG [2024-04-07 08:21:07,075 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-07 08:21:07,152 INFO L282 CfgBuilder]: Performing block encoding [2024-04-07 08:21:07,166 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-07 08:21:07,166 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-04-07 08:21:07,168 INFO L201 PluginConnector]: Adding new model nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.04 08:21:07 BoogieIcfgContainer [2024-04-07 08:21:07,168 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-07 08:21:07,169 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-07 08:21:07,169 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-07 08:21:07,173 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-07 08:21:07,173 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.04 08:21:06" (1/2) ... [2024-04-07 08:21:07,174 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c7d5704 and model type nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.04 08:21:07, skipping insertion in model container [2024-04-07 08:21:07,174 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.04 08:21:07" (2/2) ... [2024-04-07 08:21:07,175 INFO L112 eAbstractionObserver]: Analyzing ICFG nonblocking-counter-alt2.wvr.bpl [2024-04-07 08:21:07,182 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-07 08:21:07,188 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-07 08:21:07,189 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-07 08:21:07,189 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-07 08:21:07,235 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-04-07 08:21:07,264 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-07 08:21:07,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-07 08:21:07,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-07 08:21:07,267 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-07 08:21:07,268 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-04-07 08:21:07,293 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-07 08:21:07,314 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-07 08:21:07,315 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-07 08:21:07,321 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3bcabec1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=BOTH, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-07 08:21:07,321 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-04-07 08:21:07,343 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-07 08:21:07,344 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-07 08:21:07,345 INFO L85 PathProgramCache]: Analyzing trace with hash -264298222, now seen corresponding path program 1 times [2024-04-07 08:21:07,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-07 08:21:07,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837487866] [2024-04-07 08:21:07,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-07 08:21:07,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-07 08:21:07,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-07 08:21:07,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-07 08:21:07,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-07 08:21:07,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [837487866] [2024-04-07 08:21:07,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [837487866] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-07 08:21:07,472 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-07 08:21:07,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-07 08:21:07,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407697846] [2024-04-07 08:21:07,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-07 08:21:07,477 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-04-07 08:21:07,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-07 08:21:07,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-04-07 08:21:07,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-04-07 08:21:07,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-07 08:21:07,513 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-07 08:21:07,514 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 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) [2024-04-07 08:21:07,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-07 08:21:07,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:21:07,599 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-07 08:21:07,599 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-07 08:21:07,599 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-07 08:21:07,599 INFO L85 PathProgramCache]: Analyzing trace with hash 320746608, now seen corresponding path program 1 times [2024-04-07 08:21:07,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-07 08:21:07,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878380703] [2024-04-07 08:21:07,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-07 08:21:07,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-07 08:21:07,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-07 08:21:07,702 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-07 08:21:07,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-07 08:21:07,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878380703] [2024-04-07 08:21:07,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [878380703] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-07 08:21:07,703 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-07 08:21:07,703 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-07 08:21:07,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146227305] [2024-04-07 08:21:07,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-07 08:21:07,704 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-07 08:21:07,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-07 08:21:07,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-07 08:21:07,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-07 08:21:07,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-07 08:21:07,707 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-07 08:21:07,707 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 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) [2024-04-07 08:21:07,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:21:07,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-07 08:21:07,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:21:07,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:21:07,750 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-07 08:21:07,750 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-07 08:21:07,751 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-07 08:21:07,751 INFO L85 PathProgramCache]: Analyzing trace with hash -1538239018, now seen corresponding path program 1 times [2024-04-07 08:21:07,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-07 08:21:07,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454549741] [2024-04-07 08:21:07,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-07 08:21:07,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-07 08:21:07,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-07 08:21:07,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-07 08:21:07,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-07 08:21:07,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454549741] [2024-04-07 08:21:07,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454549741] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-07 08:21:07,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2020957374] [2024-04-07 08:21:07,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-07 08:21:07,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-07 08:21:07,992 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-07 08:21:07,994 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-07 08:21:07,995 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-07 08:21:08,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-07 08:21:08,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 11 conjunts are in the unsatisfiable core [2024-04-07 08:21:08,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-07 08:21:08,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-07 08:21:08,368 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-07 08:21:08,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-07 08:21:08,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2020957374] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-07 08:21:08,580 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-07 08:21:08,580 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 14 [2024-04-07 08:21:08,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808914176] [2024-04-07 08:21:08,581 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-07 08:21:08,581 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-04-07 08:21:08,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-07 08:21:08,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-04-07 08:21:08,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2024-04-07 08:21:08,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-07 08:21:08,594 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-07 08:21:08,594 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 2.7857142857142856) internal successors, (39), 14 states have internal predecessors, (39), 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) [2024-04-07 08:21:08,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:21:08,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:21:08,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-07 08:21:08,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:21:08,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:21:08,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-07 08:21:08,695 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-04-07 08:21:08,892 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-04-07 08:21:08,893 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-07 08:21:08,893 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-07 08:21:08,893 INFO L85 PathProgramCache]: Analyzing trace with hash 2048170876, now seen corresponding path program 2 times [2024-04-07 08:21:08,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-07 08:21:08,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61457843] [2024-04-07 08:21:08,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-07 08:21:08,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-07 08:21:08,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-07 08:21:08,992 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-07 08:21:08,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-07 08:21:08,993 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61457843] [2024-04-07 08:21:08,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [61457843] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-07 08:21:08,993 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [349950361] [2024-04-07 08:21:08,993 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-07 08:21:08,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-07 08:21:08,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-07 08:21:08,995 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-07 08:21:09,056 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-07 08:21:09,065 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-07 08:21:09,066 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-07 08:21:09,066 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 7 conjunts are in the unsatisfiable core [2024-04-07 08:21:09,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-07 08:21:09,170 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-07 08:21:09,170 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-07 08:21:09,262 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-07 08:21:09,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [349950361] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-07 08:21:09,263 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-07 08:21:09,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 15 [2024-04-07 08:21:09,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524425662] [2024-04-07 08:21:09,264 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-07 08:21:09,264 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-04-07 08:21:09,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-07 08:21:09,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-04-07 08:21:09,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=177, Unknown=0, NotChecked=0, Total=240 [2024-04-07 08:21:09,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-07 08:21:09,270 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-07 08:21:09,271 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 2.8125) internal successors, (45), 15 states have internal predecessors, (45), 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) [2024-04-07 08:21:09,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:21:09,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:21:09,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-07 08:21:09,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-07 08:21:09,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:21:09,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:21:09,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-07 08:21:09,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-07 08:21:09,608 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-07 08:21:09,809 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-07 08:21:09,810 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-07 08:21:09,813 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-07 08:21:09,813 INFO L85 PathProgramCache]: Analyzing trace with hash -814643046, now seen corresponding path program 3 times [2024-04-07 08:21:09,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-07 08:21:09,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706737084] [2024-04-07 08:21:09,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-07 08:21:09,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-07 08:21:09,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-07 08:21:10,077 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-07 08:21:10,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-07 08:21:10,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706737084] [2024-04-07 08:21:10,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1706737084] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-07 08:21:10,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [582210711] [2024-04-07 08:21:10,078 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-07 08:21:10,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-07 08:21:10,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-07 08:21:10,079 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-07 08:21:10,104 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-07 08:21:10,105 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-04-07 08:21:10,106 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-07 08:21:10,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-07 08:21:10,107 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-07 08:21:10,286 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-07 08:21:10,286 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-07 08:21:10,425 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-07 08:21:10,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [582210711] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-07 08:21:10,425 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-07 08:21:10,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 8] total 22 [2024-04-07 08:21:10,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405923462] [2024-04-07 08:21:10,425 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-07 08:21:10,426 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-04-07 08:21:10,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-07 08:21:10,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-04-07 08:21:10,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=372, Unknown=0, NotChecked=0, Total=462 [2024-04-07 08:21:10,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-07 08:21:10,429 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-07 08:21:10,429 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 2.272727272727273) internal successors, (50), 22 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) [2024-04-07 08:21:10,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:21:10,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:21:10,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-07 08:21:10,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-07 08:21:10,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-07 08:21:11,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:21:11,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:21:11,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-07 08:21:11,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-07 08:21:11,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-07 08:21:11,295 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-07 08:21:11,475 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-07 08:21:11,475 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-07 08:21:11,476 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-07 08:21:11,476 INFO L85 PathProgramCache]: Analyzing trace with hash 359757696, now seen corresponding path program 4 times [2024-04-07 08:21:11,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-07 08:21:11,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615858647] [2024-04-07 08:21:11,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-07 08:21:11,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-07 08:21:11,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-07 08:21:11,951 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-07 08:21:11,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-07 08:21:11,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615858647] [2024-04-07 08:21:11,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615858647] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-07 08:21:11,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2078990148] [2024-04-07 08:21:11,951 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-07 08:21:11,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-07 08:21:11,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-07 08:21:11,952 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-07 08:21:11,980 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-07 08:21:11,981 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-07 08:21:11,981 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-07 08:21:11,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 18 conjunts are in the unsatisfiable core [2024-04-07 08:21:11,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-07 08:21:12,250 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-07 08:21:12,250 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-07 08:21:12,464 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 7 proven. 15 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-04-07 08:21:12,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2078990148] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-07 08:21:12,465 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-07 08:21:12,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 13, 7] total 30 [2024-04-07 08:21:12,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302191092] [2024-04-07 08:21:12,465 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-07 08:21:12,465 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-04-07 08:21:12,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-07 08:21:12,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-04-07 08:21:12,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=778, Unknown=0, NotChecked=0, Total=870 [2024-04-07 08:21:12,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-07 08:21:12,470 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-07 08:21:12,470 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 2.5) internal successors, (75), 30 states have internal predecessors, (75), 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) [2024-04-07 08:21:12,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:21:12,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:21:12,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-07 08:21:12,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-07 08:21:12,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-07 08:21:12,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-07 08:21:14,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:21:14,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:21:14,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-07 08:21:14,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-07 08:21:14,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-07 08:21:14,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-04-07 08:21:14,871 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-04-07 08:21:15,054 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-04-07 08:21:15,054 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-07 08:21:15,055 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-07 08:21:15,055 INFO L85 PathProgramCache]: Analyzing trace with hash 1591678182, now seen corresponding path program 5 times [2024-04-07 08:21:15,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-07 08:21:15,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245494530] [2024-04-07 08:21:15,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-07 08:21:15,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-07 08:21:15,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-07 08:21:15,451 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-04-07 08:21:15,451 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-07 08:21:15,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [245494530] [2024-04-07 08:21:15,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [245494530] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-07 08:21:15,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [970982657] [2024-04-07 08:21:15,452 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-07 08:21:15,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-07 08:21:15,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-07 08:21:15,453 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-07 08:21:15,479 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-04-07 08:21:15,487 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2024-04-07 08:21:15,488 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-07 08:21:15,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 26 conjunts are in the unsatisfiable core [2024-04-07 08:21:15,491 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-07 08:21:15,859 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-07 08:21:15,860 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-07 08:21:16,518 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-07 08:21:16,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [970982657] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-07 08:21:16,518 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-07 08:21:16,519 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 14, 14] total 35 [2024-04-07 08:21:16,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854502993] [2024-04-07 08:21:16,519 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-07 08:21:16,519 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-04-07 08:21:16,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-07 08:21:16,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-04-07 08:21:16,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=209, Invalid=981, Unknown=0, NotChecked=0, Total=1190 [2024-04-07 08:21:16,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-07 08:21:16,523 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-07 08:21:16,523 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 2.2285714285714286) internal successors, (78), 35 states have internal predecessors, (78), 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) [2024-04-07 08:21:16,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:21:16,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:21:16,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-07 08:21:16,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-07 08:21:16,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-07 08:21:16,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-04-07 08:21:16,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-07 08:21:18,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:21:18,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:21:18,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-07 08:21:18,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-07 08:21:18,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-07 08:21:18,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-04-07 08:21:18,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-04-07 08:21:18,814 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-04-07 08:21:19,011 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-07 08:21:19,012 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-07 08:21:19,012 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-07 08:21:19,012 INFO L85 PathProgramCache]: Analyzing trace with hash -1429767140, now seen corresponding path program 6 times [2024-04-07 08:21:19,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-07 08:21:19,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914272687] [2024-04-07 08:21:19,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-07 08:21:19,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-07 08:21:19,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-07 08:21:20,006 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-04-07 08:21:20,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-07 08:21:20,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914272687] [2024-04-07 08:21:20,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914272687] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-07 08:21:20,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [769812984] [2024-04-07 08:21:20,006 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-07 08:21:20,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-07 08:21:20,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-07 08:21:20,021 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-07 08:21:20,054 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-04-07 08:21:20,078 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 13 check-sat command(s) [2024-04-07 08:21:20,079 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-07 08:21:20,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 52 conjunts are in the unsatisfiable core [2024-04-07 08:21:20,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-07 08:21:20,950 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-07 08:21:20,950 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-07 08:21:26,874 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 2 proven. 263 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-07 08:21:26,875 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [769812984] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-07 08:21:26,875 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-07 08:21:26,875 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 26, 27] total 63 [2024-04-07 08:21:26,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136583955] [2024-04-07 08:21:26,875 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-07 08:21:26,876 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2024-04-07 08:21:26,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-07 08:21:26,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2024-04-07 08:21:26,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=802, Invalid=3104, Unknown=0, NotChecked=0, Total=3906 [2024-04-07 08:21:26,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-07 08:21:26,884 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-07 08:21:26,884 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 63 states have (on average 2.1587301587301586) internal successors, (136), 63 states have internal predecessors, (136), 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) [2024-04-07 08:21:26,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:21:26,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:21:26,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-07 08:21:26,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-07 08:21:26,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-07 08:21:26,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-04-07 08:21:26,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-04-07 08:21:26,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-07 08:21:37,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:21:37,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:21:37,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-07 08:21:37,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-07 08:21:37,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-07 08:21:37,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-07 08:21:37,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-04-07 08:21:37,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-04-07 08:21:37,450 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-04-07 08:21:37,640 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2024-04-07 08:21:37,640 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-07 08:21:37,640 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-07 08:21:37,641 INFO L85 PathProgramCache]: Analyzing trace with hash 647241074, now seen corresponding path program 7 times [2024-04-07 08:21:37,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-07 08:21:37,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796100517] [2024-04-07 08:21:37,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-07 08:21:37,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-07 08:21:37,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-07 08:21:39,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1152 backedges. 26 proven. 286 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-04-07 08:21:39,956 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-07 08:21:39,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796100517] [2024-04-07 08:21:39,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1796100517] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-07 08:21:39,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1150664345] [2024-04-07 08:21:39,957 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-07 08:21:39,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-07 08:21:39,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-07 08:21:39,958 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-07 08:21:39,959 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-04-07 08:21:40,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-07 08:21:40,047 WARN L260 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 145 conjunts are in the unsatisfiable core [2024-04-07 08:21:40,050 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-07 08:21:43,424 INFO L134 CoverageAnalysis]: Checked inductivity of 1152 backedges. 24 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-07 08:21:43,425 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-07 08:21:59,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1152 backedges. 24 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-07 08:21:59,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1150664345] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-07 08:21:59,582 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-07 08:21:59,582 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 54, 54] total 115 [2024-04-07 08:21:59,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4006139] [2024-04-07 08:21:59,583 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-07 08:21:59,583 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 116 states [2024-04-07 08:21:59,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-07 08:21:59,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 116 interpolants. [2024-04-07 08:21:59,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3019, Invalid=10321, Unknown=0, NotChecked=0, Total=13340 [2024-04-07 08:21:59,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-07 08:21:59,603 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-07 08:21:59,603 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 116 states, 116 states have (on average 2.043103448275862) internal successors, (237), 115 states have internal predecessors, (237), 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) [2024-04-07 08:21:59,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:21:59,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:21:59,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-07 08:21:59,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-07 08:21:59,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-07 08:21:59,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-07 08:21:59,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-04-07 08:21:59,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-04-07 08:21:59,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-07 08:22:14,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:22:14,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:22:14,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-07 08:22:14,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-07 08:22:14,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-07 08:22:14,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-07 08:22:14,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-04-07 08:22:14,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-04-07 08:22:14,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2024-04-07 08:22:14,573 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-04-07 08:22:14,771 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-07 08:22:14,772 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-07 08:22:14,772 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-07 08:22:14,772 INFO L85 PathProgramCache]: Analyzing trace with hash -374569132, now seen corresponding path program 8 times [2024-04-07 08:22:14,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-07 08:22:14,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605638040] [2024-04-07 08:22:14,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-07 08:22:14,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-07 08:22:14,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-07 08:22:15,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 25 proven. 100 refuted. 0 times theorem prover too weak. 1176 trivial. 0 not checked. [2024-04-07 08:22:15,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-07 08:22:15,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605638040] [2024-04-07 08:22:15,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605638040] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-07 08:22:15,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [261077735] [2024-04-07 08:22:15,543 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-07 08:22:15,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-07 08:22:15,543 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-07 08:22:15,544 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-07 08:22:15,547 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-04-07 08:22:15,623 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-07 08:22:15,623 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-07 08:22:15,629 WARN L260 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 153 conjunts are in the unsatisfiable core [2024-04-07 08:22:15,633 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-07 08:22:19,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 1 proven. 1300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-07 08:22:19,225 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-07 08:22:38,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 0 proven. 1301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-07 08:22:38,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [261077735] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-07 08:22:38,677 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-07 08:22:38,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 57, 57] total 116 [2024-04-07 08:22:38,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6562147] [2024-04-07 08:22:38,678 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-07 08:22:38,678 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 117 states [2024-04-07 08:22:38,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-07 08:22:38,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 117 interpolants. [2024-04-07 08:22:38,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2421, Invalid=11151, Unknown=0, NotChecked=0, Total=13572 [2024-04-07 08:22:38,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-07 08:22:38,700 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-07 08:22:38,701 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 117 states, 117 states have (on average 2.0598290598290596) internal successors, (241), 116 states have internal predecessors, (241), 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) [2024-04-07 08:22:38,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:22:38,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:22:38,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-07 08:22:38,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-07 08:22:38,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-07 08:22:38,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-07 08:22:38,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-04-07 08:22:38,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-04-07 08:22:38,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 110 states. [2024-04-07 08:22:38,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-07 08:24:02,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:24:02,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:24:02,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-07 08:24:02,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-07 08:24:02,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-07 08:24:02,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-07 08:24:02,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-04-07 08:24:02,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-04-07 08:24:02,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2024-04-07 08:24:02,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 165 states. [2024-04-07 08:24:02,610 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-04-07 08:24:02,810 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-04-07 08:24:02,811 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-07 08:24:02,811 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-07 08:24:02,811 INFO L85 PathProgramCache]: Analyzing trace with hash 785453814, now seen corresponding path program 9 times [2024-04-07 08:24:02,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-07 08:24:02,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857136096] [2024-04-07 08:24:02,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-07 08:24:02,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-07 08:24:02,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-07 08:24:05,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1458 backedges. 0 proven. 282 refuted. 0 times theorem prover too weak. 1176 trivial. 0 not checked. [2024-04-07 08:24:05,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-07 08:24:05,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857136096] [2024-04-07 08:24:05,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1857136096] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-07 08:24:05,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [134341608] [2024-04-07 08:24:05,040 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-07 08:24:05,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-07 08:24:05,040 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-07 08:24:05,041 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-07 08:24:05,043 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-04-07 08:24:05,156 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 28 check-sat command(s) [2024-04-07 08:24:05,156 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-07 08:24:05,159 INFO L262 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 114 conjunts are in the unsatisfiable core [2024-04-07 08:24:05,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-07 08:24:07,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1458 backedges. 0 proven. 1458 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-07 08:24:07,250 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-07 08:25:31,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1458 backedges. 2 proven. 1456 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-07 08:25:31,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [134341608] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-07 08:25:31,250 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-07 08:25:31,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 58, 58] total 124 [2024-04-07 08:25:31,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701287693] [2024-04-07 08:25:31,251 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-07 08:25:31,252 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 124 states [2024-04-07 08:25:31,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-07 08:25:31,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 124 interpolants. [2024-04-07 08:25:31,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3197, Invalid=12055, Unknown=0, NotChecked=0, Total=15252 [2024-04-07 08:25:31,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-07 08:25:31,273 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-07 08:25:31,273 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 124 states, 124 states have (on average 2.0725806451612905) internal successors, (257), 124 states have internal predecessors, (257), 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) [2024-04-07 08:25:31,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:25:31,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:25:31,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-07 08:25:31,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-07 08:25:31,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-07 08:25:31,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-07 08:25:31,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-04-07 08:25:31,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-04-07 08:25:31,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2024-04-07 08:25:31,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 165 states. [2024-04-07 08:25:31,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-07 08:26:35,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:26:35,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:26:35,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-07 08:26:35,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-07 08:26:35,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-07 08:26:35,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-07 08:26:35,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-04-07 08:26:35,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-04-07 08:26:35,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-04-07 08:26:35,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 165 states. [2024-04-07 08:26:35,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 280 states. [2024-04-07 08:26:35,026 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-04-07 08:26:35,221 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-04-07 08:26:35,222 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-07 08:26:35,228 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-07 08:26:35,228 INFO L85 PathProgramCache]: Analyzing trace with hash -1261848260, now seen corresponding path program 10 times [2024-04-07 08:26:35,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-07 08:26:35,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829695708] [2024-04-07 08:26:35,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-07 08:26:35,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-07 08:26:35,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-07 08:26:51,897 INFO L134 CoverageAnalysis]: Checked inductivity of 5725 backedges. 0 proven. 874 refuted. 0 times theorem prover too weak. 4851 trivial. 0 not checked. [2024-04-07 08:26:51,897 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-07 08:26:51,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829695708] [2024-04-07 08:26:51,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [829695708] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-07 08:26:51,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [416623375] [2024-04-07 08:26:51,898 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-07 08:26:51,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-07 08:26:51,898 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-07 08:26:51,899 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-07 08:26:51,957 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-04-07 08:26:52,059 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-07 08:26:52,059 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-07 08:26:52,063 INFO L262 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 165 conjunts are in the unsatisfiable core [2024-04-07 08:26:52,067 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-07 08:26:58,710 INFO L134 CoverageAnalysis]: Checked inductivity of 5725 backedges. 1382 proven. 4343 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-07 08:26:58,711 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-07 08:27:04,015 INFO L134 CoverageAnalysis]: Checked inductivity of 5725 backedges. 158 proven. 416 refuted. 0 times theorem prover too weak. 5151 trivial. 0 not checked. [2024-04-07 08:27:04,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [416623375] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-07 08:27:04,015 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-07 08:27:04,015 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 111, 11] total 135 [2024-04-07 08:27:04,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006724821] [2024-04-07 08:27:04,015 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-07 08:27:04,016 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 135 states [2024-04-07 08:27:04,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-07 08:27:04,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 135 interpolants. [2024-04-07 08:27:04,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1948, Invalid=16142, Unknown=0, NotChecked=0, Total=18090 [2024-04-07 08:27:04,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-07 08:27:04,054 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-07 08:27:04,055 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 135 states, 135 states have (on average 2.1037037037037036) internal successors, (284), 135 states have internal predecessors, (284), 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) [2024-04-07 08:27:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:27:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:27:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-07 08:27:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-04-07 08:27:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-07 08:27:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-07 08:27:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-04-07 08:27:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2024-04-07 08:27:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-04-07 08:27:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 165 states. [2024-04-07 08:27:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 280 states. [2024-04-07 08:27:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-07 08:27:48,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:27:48,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 08:27:48,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-07 08:27:48,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-04-07 08:27:48,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-07 08:27:48,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-07 08:27:48,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-04-07 08:27:48,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2024-04-07 08:27:48,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-04-07 08:27:48,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2024-04-07 08:27:48,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 280 states. [2024-04-07 08:27:48,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 381 states. [2024-04-07 08:27:48,423 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-04-07 08:27:48,616 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-07 08:27:48,617 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-07 08:27:48,617 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-07 08:27:48,617 INFO L85 PathProgramCache]: Analyzing trace with hash 1866586060, now seen corresponding path program 11 times [2024-04-07 08:27:48,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-07 08:27:48,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440541773] [2024-04-07 08:27:48,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-07 08:27:48,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-07 08:27:48,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-07 08:27:59,691 INFO L134 CoverageAnalysis]: Checked inductivity of 6161 backedges. 0 proven. 1010 refuted. 0 times theorem prover too weak. 5151 trivial. 0 not checked. [2024-04-07 08:27:59,691 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-07 08:27:59,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440541773] [2024-04-07 08:27:59,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440541773] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-07 08:27:59,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [219833972] [2024-04-07 08:27:59,691 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-07 08:27:59,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-07 08:27:59,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-07 08:27:59,694 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-07 08:27:59,694 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-04-07 08:28:00,067 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 57 check-sat command(s) [2024-04-07 08:28:00,067 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-07 08:28:00,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 584 conjuncts, 228 conjunts are in the unsatisfiable core [2024-04-07 08:28:00,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-07 08:28:07,321 INFO L134 CoverageAnalysis]: Checked inductivity of 6161 backedges. 0 proven. 6161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-07 08:28:07,321 INFO L327 TraceCheckSpWp]: Computing backward predicates... Received shutdown request... [2024-04-07 08:35:21,203 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-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 [2024-04-07 08:35:21,215 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-07 08:35:21,215 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (2 of 3 remaining) [2024-04-07 08:35:21,230 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-04-07 08:35:21,239 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-07 08:35:21,423 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-04-07 08:35:21,423 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 238 with TraceHistMax 56,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∨-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-3-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-25-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-3-1 context. [2024-04-07 08:35:21,425 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-04-07 08:35:21,425 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-04-07 08:35:21,428 INFO L445 BasicCegarLoop]: Path program histogram: [11, 1, 1] [2024-04-07 08:35:21,430 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-07 08:35:21,430 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-07 08:35:21,433 INFO L201 PluginConnector]: Adding new model nonblocking-counter-alt2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.04 08:35:21 BasicIcfg [2024-04-07 08:35:21,433 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-07 08:35:21,433 INFO L158 Benchmark]: Toolchain (without parser) took 854532.98ms. Allocated memory was 156.2MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 90.6MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 1.4GB. Max. memory is 8.0GB. [2024-04-07 08:35:21,434 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.09ms. Allocated memory is still 156.2MB. Free memory was 91.7MB in the beginning and 91.7MB in the end (delta: 65.3kB). There was no memory consumed. Max. memory is 8.0GB. [2024-04-07 08:35:21,434 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.17ms. Allocated memory is still 156.2MB. Free memory was 90.4MB in the beginning and 128.8MB in the end (delta: -38.4MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2024-04-07 08:35:21,434 INFO L158 Benchmark]: Boogie Preprocessor took 12.95ms. Allocated memory is still 156.2MB. Free memory was 128.8MB in the beginning and 127.7MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-04-07 08:35:21,434 INFO L158 Benchmark]: RCFGBuilder took 205.40ms. Allocated memory is still 156.2MB. Free memory was 127.6MB in the beginning and 118.0MB in the end (delta: 9.6MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2024-04-07 08:35:21,435 INFO L158 Benchmark]: TraceAbstraction took 854263.65ms. Allocated memory was 156.2MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 116.8MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 1.4GB. Max. memory is 8.0GB. [2024-04-07 08:35:21,435 INFO L338 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 0.09ms. Allocated memory is still 156.2MB. Free memory was 91.7MB in the beginning and 91.7MB in the end (delta: 65.3kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 47.17ms. Allocated memory is still 156.2MB. Free memory was 90.4MB in the beginning and 128.8MB in the end (delta: -38.4MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * Boogie Preprocessor took 12.95ms. Allocated memory is still 156.2MB. Free memory was 128.8MB in the beginning and 127.7MB in the end (delta: 1.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 205.40ms. Allocated memory is still 156.2MB. Free memory was 127.6MB in the beginning and 118.0MB in the end (delta: 9.6MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * TraceAbstraction took 854263.65ms. Allocated memory was 156.2MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 116.8MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 1.4GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 23064, independent: 14784, independent conditional: 14760, independent unconditional: 24, dependent: 8280, dependent conditional: 8264, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 14796, independent: 14784, independent conditional: 14760, independent unconditional: 24, dependent: 12, dependent conditional: 12, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14796, independent: 14784, independent conditional: 14760, independent unconditional: 24, dependent: 12, dependent conditional: 12, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 14796, independent: 14784, independent conditional: 14760, independent unconditional: 24, dependent: 12, dependent conditional: 12, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14910, independent: 14784, independent conditional: 4138, independent unconditional: 10646, dependent: 126, dependent conditional: 102, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 14910, independent: 14784, independent conditional: 4133, independent unconditional: 10651, dependent: 126, dependent conditional: 102, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14910, independent: 14784, independent conditional: 4133, independent unconditional: 10651, dependent: 126, dependent conditional: 102, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 59, independent: 36, independent conditional: 2, independent unconditional: 34, dependent: 23, dependent conditional: 21, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 59, independent: 36, independent conditional: 0, independent unconditional: 36, dependent: 23, dependent conditional: 0, dependent unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 23, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 23, dependent conditional: 21, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 23, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 23, dependent conditional: 21, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 76, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 76, dependent conditional: 52, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 14910, independent: 14748, independent conditional: 4131, independent unconditional: 10617, dependent: 103, dependent conditional: 81, dependent unconditional: 22, unknown: 59, unknown conditional: 23, unknown unconditional: 36] , Statistics on independence cache: Total cache size (in pairs): 59, Positive cache size: 36, Positive conditional cache size: 2, Positive unconditional cache size: 34, Negative cache size: 23, Negative conditional cache size: 21, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 5, Maximal queried relation: 11, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14910, independent: 14784, independent conditional: 4138, independent unconditional: 10646, dependent: 126, dependent conditional: 102, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 14910, independent: 14784, independent conditional: 4133, independent unconditional: 10651, dependent: 126, dependent conditional: 102, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14910, independent: 14784, independent conditional: 4133, independent unconditional: 10651, dependent: 126, dependent conditional: 102, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 59, independent: 36, independent conditional: 2, independent unconditional: 34, dependent: 23, dependent conditional: 21, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 59, independent: 36, independent conditional: 0, independent unconditional: 36, dependent: 23, dependent conditional: 0, dependent unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 23, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 23, dependent conditional: 21, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 23, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 23, dependent conditional: 21, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 76, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 76, dependent conditional: 52, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 14910, independent: 14748, independent conditional: 4131, independent unconditional: 10617, dependent: 103, dependent conditional: 81, dependent unconditional: 22, unknown: 59, unknown conditional: 23, unknown unconditional: 36] , Statistics on independence cache: Total cache size (in pairs): 59, Positive cache size: 36, Positive conditional cache size: 2, Positive unconditional cache size: 34, Negative cache size: 23, Negative conditional cache size: 21, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 5 ], Independence queries for same thread: 8268 - TimeoutResultAtElement [Line: 51]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 238 with TraceHistMax 56,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∨-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-3-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-25-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-3-1 context. - TimeoutResultAtElement [Line: 46]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 238 with TraceHistMax 56,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∨-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-3-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-25-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-3-1 context. - TimeoutResultAtElement [Line: 46]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 238 with TraceHistMax 56,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∨-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-3-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-25-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-3-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 32 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 854.1s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 11, EmptinessCheckTime: 223.6s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 1232, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 174.3s InterpolantComputationTime, 1576 NumberOfCodeBlocks, 1576 NumberOfCodeBlocksAsserted, 70 NumberOfCheckSat, 2316 ConstructedInterpolants, 0 QuantifiedInterpolants, 100730 SizeOfPredicates, 65 NumberOfNonLiveVariables, 1845 ConjunctsInSsa, 705 ConjunctsInUnsatCore, 32 InterpolantComputations, 2 PerfectInterpolantSequences, 15008/30022 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