/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/parallel/ticket-3.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-07 07:45:49,188 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-07 07:45:49,262 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-07 07:45:49,266 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-07 07:45:49,267 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-07 07:45:49,290 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-07 07:45:49,291 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-07 07:45:49,291 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-07 07:45:49,291 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-07 07:45:49,295 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-07 07:45:49,295 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-07 07:45:49,295 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-07 07:45:49,295 INFO L153 SettingsManager]: * Use SBE=true [2024-04-07 07:45:49,297 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-07 07:45:49,297 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-07 07:45:49,297 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-07 07:45:49,297 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-07 07:45:49,297 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-07 07:45:49,298 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-07 07:45:49,298 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-07 07:45:49,298 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-07 07:45:49,298 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-07 07:45:49,299 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-07 07:45:49,299 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-07 07:45:49,300 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-07 07:45:49,300 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-07 07:45:49,300 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-07 07:45:49,300 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-07 07:45:49,300 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-07 07:45:49,300 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-07 07:45:49,301 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-07 07:45:49,301 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-07 07:45:49,302 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-07 07:45:49,302 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-07 07:45:49,302 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-07 07:45:49,302 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-07 07:45:49,302 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-07 07:45:49,302 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-07 07:45:49,302 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-07 07:45:49,302 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> BOTH Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-04-07 07:45:49,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-07 07:45:49,533 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-07 07:45:49,535 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-07 07:45:49,536 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-04-07 07:45:49,537 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-04-07 07:45:49,538 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/ticket-3.wvr.bpl [2024-04-07 07:45:49,538 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/ticket-3.wvr.bpl' [2024-04-07 07:45:49,562 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-07 07:45:49,563 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-04-07 07:45:49,576 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-07 07:45:49,577 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-07 07:45:49,577 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-07 07:45:49,605 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.04 07:45:49" (1/1) ... [2024-04-07 07:45:49,610 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.04 07:45:49" (1/1) ... [2024-04-07 07:45:49,617 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-04-07 07:45:49,618 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-07 07:45:49,619 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-07 07:45:49,619 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-07 07:45:49,619 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-07 07:45:49,625 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.04 07:45:49" (1/1) ... [2024-04-07 07:45:49,625 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.04 07:45:49" (1/1) ... [2024-04-07 07:45:49,626 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.04 07:45:49" (1/1) ... [2024-04-07 07:45:49,626 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.04 07:45:49" (1/1) ... [2024-04-07 07:45:49,628 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.04 07:45:49" (1/1) ... [2024-04-07 07:45:49,628 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.04 07:45:49" (1/1) ... [2024-04-07 07:45:49,629 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.04 07:45:49" (1/1) ... [2024-04-07 07:45:49,629 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.04 07:45:49" (1/1) ... [2024-04-07 07:45:49,630 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-07 07:45:49,631 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-07 07:45:49,631 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-07 07:45:49,631 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-07 07:45:49,632 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.04 07:45:49" (1/1) ... [2024-04-07 07:45:49,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-07 07:45:49,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-07 07:45:49,656 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 07:45:49,675 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 07:45:49,711 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2024-04-07 07:45:49,711 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-07 07:45:49,711 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-07 07:45:49,711 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2024-04-07 07:45:49,712 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-07 07:45:49,712 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-07 07:45:49,712 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-04-07 07:45:49,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-07 07:45:49,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-07 07:45:49,712 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2024-04-07 07:45:49,712 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-07 07:45:49,713 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-07 07:45:49,713 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 07:45:49,753 INFO L241 CfgBuilder]: Building ICFG [2024-04-07 07:45:49,754 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-07 07:45:49,880 INFO L282 CfgBuilder]: Performing block encoding [2024-04-07 07:45:49,897 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-07 07:45:49,898 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-04-07 07:45:49,899 INFO L201 PluginConnector]: Adding new model ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.04 07:45:49 BoogieIcfgContainer [2024-04-07 07:45:49,899 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-07 07:45:49,901 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-07 07:45:49,901 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-07 07:45:49,907 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-07 07:45:49,907 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.04 07:45:49" (1/2) ... [2024-04-07 07:45:49,908 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c38b0f7 and model type ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.04 07:45:49, skipping insertion in model container [2024-04-07 07:45:49,908 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.04 07:45:49" (2/2) ... [2024-04-07 07:45:49,910 INFO L112 eAbstractionObserver]: Analyzing ICFG ticket-3.wvr.bpl [2024-04-07 07:45:49,926 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-07 07:45:49,933 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-07 07:45:49,933 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-07 07:45:49,933 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-07 07:45:49,980 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-04-07 07:45:50,021 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-07 07:45:50,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-07 07:45:50,021 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-07 07:45:50,023 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 07:45:50,027 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 07:45:50,057 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-07 07:45:50,069 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-07 07:45:50,071 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-07 07:45:50,083 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;@4781c554, 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 07:45:50,083 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-04-07 07:45:50,120 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-07 07:45:50,122 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-07 07:45:50,122 INFO L85 PathProgramCache]: Analyzing trace with hash 1536484735, now seen corresponding path program 1 times [2024-04-07 07:45:50,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-07 07:45:50,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465850105] [2024-04-07 07:45:50,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-07 07:45:50,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-07 07:45:50,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-07 07:45:50,468 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 07:45:50,468 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-07 07:45:50,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465850105] [2024-04-07 07:45:50,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1465850105] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-07 07:45:50,469 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-07 07:45:50,469 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-07 07:45:50,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212765701] [2024-04-07 07:45:50,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-07 07:45:50,474 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-07 07:45:50,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-07 07:45:50,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-07 07:45:50,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-04-07 07:45:50,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-07 07:45:50,505 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-07 07:45:50,507 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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 07:45:50,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-07 07:45:50,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:50,796 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-07 07:45:50,796 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-07 07:45:50,797 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-07 07:45:50,797 INFO L85 PathProgramCache]: Analyzing trace with hash 1491928227, now seen corresponding path program 2 times [2024-04-07 07:45:50,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-07 07:45:50,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068726732] [2024-04-07 07:45:50,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-07 07:45:50,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-07 07:45:50,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-07 07:45:50,919 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 07:45:50,919 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-07 07:45:50,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068726732] [2024-04-07 07:45:50,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1068726732] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-07 07:45:50,920 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-07 07:45:50,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-07 07:45:50,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598675662] [2024-04-07 07:45:50,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-07 07:45:50,921 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-07 07:45:50,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-07 07:45:50,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-07 07:45:50,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-04-07 07:45:50,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-07 07:45:50,928 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-07 07:45:50,929 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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 07:45:50,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:50,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-07 07:45:51,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:51,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:51,120 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-07 07:45:51,121 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-07 07:45:51,121 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-07 07:45:51,121 INFO L85 PathProgramCache]: Analyzing trace with hash 1012600889, now seen corresponding path program 3 times [2024-04-07 07:45:51,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-07 07:45:51,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086884650] [2024-04-07 07:45:51,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-07 07:45:51,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-07 07:45:51,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-07 07:45:51,213 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 07:45:51,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-07 07:45:51,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086884650] [2024-04-07 07:45:51,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086884650] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-07 07:45:51,214 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-07 07:45:51,214 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-07 07:45:51,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911237054] [2024-04-07 07:45:51,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-07 07:45:51,215 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-07 07:45:51,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-07 07:45:51,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-07 07:45:51,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-04-07 07:45:51,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-07 07:45:51,218 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-07 07:45:51,218 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 5 states have internal predecessors, (25), 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 07:45:51,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:51,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:51,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-07 07:45:51,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:51,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:51,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-07 07:45:51,359 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-04-07 07:45:51,359 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-07 07:45:51,360 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-07 07:45:51,361 INFO L85 PathProgramCache]: Analyzing trace with hash -470769467, now seen corresponding path program 4 times [2024-04-07 07:45:51,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-07 07:45:51,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474727129] [2024-04-07 07:45:51,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-07 07:45:51,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-07 07:45:51,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-07 07:45:51,400 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 07:45:51,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-07 07:45:51,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474727129] [2024-04-07 07:45:51,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1474727129] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-07 07:45:51,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-07 07:45:51,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-07 07:45:51,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961120648] [2024-04-07 07:45:51,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-07 07:45:51,402 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-07 07:45:51,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-07 07:45:51,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-07 07:45:51,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-04-07 07:45:51,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-07 07:45:51,484 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-07 07:45:51,484 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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 07:45:51,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:51,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:51,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-07 07:45:51,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-07 07:45:51,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:51,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:51,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-07 07:45:51,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:51,588 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-04-07 07:45:51,589 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-07 07:45:51,590 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-07 07:45:51,590 INFO L85 PathProgramCache]: Analyzing trace with hash -1491400031, now seen corresponding path program 5 times [2024-04-07 07:45:51,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-07 07:45:51,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278732941] [2024-04-07 07:45:51,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-07 07:45:51,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-07 07:45:51,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-07 07:45:51,623 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 07:45:51,623 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-07 07:45:51,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278732941] [2024-04-07 07:45:51,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1278732941] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-07 07:45:51,624 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-07 07:45:51,624 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-04-07 07:45:51,624 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687412894] [2024-04-07 07:45:51,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-07 07:45:51,624 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-07 07:45:51,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-07 07:45:51,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-07 07:45:51,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-04-07 07:45:51,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-07 07:45:51,659 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-07 07:45:51,659 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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 07:45:51,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:51,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:51,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-07 07:45:51,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:51,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-07 07:45:51,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:51,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:51,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-07 07:45:51,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:51,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:51,732 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-04-07 07:45:51,732 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-07 07:45:51,733 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-07 07:45:51,733 INFO L85 PathProgramCache]: Analyzing trace with hash 879871125, now seen corresponding path program 6 times [2024-04-07 07:45:51,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-07 07:45:51,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186667448] [2024-04-07 07:45:51,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-07 07:45:51,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-07 07:45:51,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-07 07:45:51,771 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 07:45:51,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-07 07:45:51,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186667448] [2024-04-07 07:45:51,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186667448] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-07 07:45:51,772 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-07 07:45:51,772 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-07 07:45:51,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068047158] [2024-04-07 07:45:51,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-07 07:45:51,772 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-07 07:45:51,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-07 07:45:51,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-07 07:45:51,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-04-07 07:45:51,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-07 07:45:51,775 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-07 07:45:51,775 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 5 states have internal predecessors, (25), 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 07:45:51,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:51,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:51,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-07 07:45:51,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:51,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:51,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-07 07:45:51,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:51,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:51,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-07 07:45:51,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:51,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:51,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-07 07:45:51,863 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-04-07 07:45:51,864 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-07 07:45:51,864 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-07 07:45:51,864 INFO L85 PathProgramCache]: Analyzing trace with hash -63748289, now seen corresponding path program 7 times [2024-04-07 07:45:51,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-07 07:45:51,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304134012] [2024-04-07 07:45:51,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-07 07:45:51,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-07 07:45:51,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-07 07:45:51,900 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 07:45:51,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-07 07:45:51,900 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304134012] [2024-04-07 07:45:51,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [304134012] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-07 07:45:51,901 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-07 07:45:51,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-07 07:45:51,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269820136] [2024-04-07 07:45:51,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-07 07:45:51,901 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-07 07:45:51,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-07 07:45:51,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-07 07:45:51,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-04-07 07:45:51,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-07 07:45:51,935 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-07 07:45:51,936 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 5 states have internal predecessors, (25), 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 07:45:51,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:51,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:51,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-07 07:45:51,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:51,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:51,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-07 07:45:51,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-07 07:45:52,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:52,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:52,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-07 07:45:52,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:52,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:52,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-07 07:45:52,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-07 07:45:52,102 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-04-07 07:45:52,102 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-07 07:45:52,103 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-07 07:45:52,103 INFO L85 PathProgramCache]: Analyzing trace with hash -651321557, now seen corresponding path program 8 times [2024-04-07 07:45:52,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-07 07:45:52,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744041313] [2024-04-07 07:45:52,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-07 07:45:52,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-07 07:45:52,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-07 07:45:52,164 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 07:45:52,165 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-07 07:45:52,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744041313] [2024-04-07 07:45:52,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1744041313] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-07 07:45:52,165 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-07 07:45:52,165 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-07 07:45:52,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703013547] [2024-04-07 07:45:52,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-07 07:45:52,165 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-07 07:45:52,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-07 07:45:52,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-07 07:45:52,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-04-07 07:45:52,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-07 07:45:52,226 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-07 07:45:52,226 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 6 states have internal predecessors, (25), 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 07:45:52,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:52,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:52,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-07 07:45:52,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:52,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:52,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-07 07:45:52,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-07 07:45:52,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-07 07:45:52,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:52,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:52,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-07 07:45:52,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:52,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:52,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-07 07:45:52,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-07 07:45:52,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-07 07:45:52,382 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-04-07 07:45:52,382 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-07 07:45:52,382 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-07 07:45:52,382 INFO L85 PathProgramCache]: Analyzing trace with hash 1962564319, now seen corresponding path program 9 times [2024-04-07 07:45:52,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-07 07:45:52,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1878172153] [2024-04-07 07:45:52,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-07 07:45:52,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-07 07:45:52,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-07 07:45:52,422 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 07:45:52,422 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-07 07:45:52,422 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1878172153] [2024-04-07 07:45:52,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1878172153] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-07 07:45:52,423 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-07 07:45:52,423 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-07 07:45:52,423 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938684732] [2024-04-07 07:45:52,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-07 07:45:52,423 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-07 07:45:52,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-07 07:45:52,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-07 07:45:52,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-04-07 07:45:52,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-07 07:45:52,425 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-07 07:45:52,425 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 6 states have internal predecessors, (25), 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 07:45:52,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:52,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:52,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-07 07:45:52,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:52,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:52,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-07 07:45:52,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-07 07:45:52,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-07 07:45:52,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-07 07:45:52,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:52,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:52,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-07 07:45:52,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:52,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-07 07:45:52,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-07 07:45:52,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-07 07:45:52,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-07 07:45:52,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-07 07:45:52,560 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2024-04-07 07:45:52,561 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-04-07 07:45:52,561 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-04-07 07:45:52,561 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-04-07 07:45:52,561 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-04-07 07:45:52,565 INFO L445 BasicCegarLoop]: Path program histogram: [9] [2024-04-07 07:45:52,566 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-07 07:45:52,566 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-07 07:45:52,569 INFO L201 PluginConnector]: Adding new model ticket-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.04 07:45:52 BasicIcfg [2024-04-07 07:45:52,569 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-07 07:45:52,569 INFO L158 Benchmark]: Toolchain (without parser) took 3006.80ms. Allocated memory is still 253.8MB. Free memory was 223.8MB in the beginning and 139.6MB in the end (delta: 84.2MB). Peak memory consumption was 84.1MB. Max. memory is 8.0GB. [2024-04-07 07:45:52,569 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.10ms. Allocated memory is still 253.8MB. Free memory is still 218.7MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-07 07:45:52,570 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.72ms. Allocated memory is still 253.8MB. Free memory was 223.8MB in the beginning and 221.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-07 07:45:52,570 INFO L158 Benchmark]: Boogie Preprocessor took 11.50ms. Allocated memory is still 253.8MB. Free memory was 221.9MB in the beginning and 221.2MB in the end (delta: 771.0kB). There was no memory consumed. Max. memory is 8.0GB. [2024-04-07 07:45:52,570 INFO L158 Benchmark]: RCFGBuilder took 268.31ms. Allocated memory is still 253.8MB. Free memory was 220.9MB in the beginning and 210.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2024-04-07 07:45:52,570 INFO L158 Benchmark]: TraceAbstraction took 2667.87ms. Allocated memory is still 253.8MB. Free memory was 209.1MB in the beginning and 139.6MB in the end (delta: 69.5MB). Peak memory consumption was 70.5MB. Max. memory is 8.0GB. [2024-04-07 07:45:52,571 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 0.10ms. Allocated memory is still 253.8MB. Free memory is still 218.7MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 41.72ms. Allocated memory is still 253.8MB. Free memory was 223.8MB in the beginning and 221.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 11.50ms. Allocated memory is still 253.8MB. Free memory was 221.9MB in the beginning and 221.2MB in the end (delta: 771.0kB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 268.31ms. Allocated memory is still 253.8MB. Free memory was 220.9MB in the beginning and 210.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * TraceAbstraction took 2667.87ms. Allocated memory is still 253.8MB. Free memory was 209.1MB in the beginning and 139.6MB in the end (delta: 69.5MB). Peak memory consumption was 70.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8681, independent: 8305, independent conditional: 8240, independent unconditional: 65, dependent: 376, dependent conditional: 376, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8681, independent: 8305, independent conditional: 8240, independent unconditional: 65, dependent: 376, dependent conditional: 376, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8681, independent: 8305, independent conditional: 8240, independent unconditional: 65, dependent: 376, dependent conditional: 376, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8681, independent: 8305, independent conditional: 8240, independent unconditional: 65, dependent: 376, dependent conditional: 376, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10321, independent: 8305, independent conditional: 1128, independent unconditional: 7177, dependent: 2016, dependent conditional: 1358, dependent unconditional: 658, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 10321, independent: 8305, independent conditional: 643, independent unconditional: 7662, dependent: 2016, dependent conditional: 1022, dependent unconditional: 994, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 10321, independent: 8305, independent conditional: 643, independent unconditional: 7662, dependent: 2016, dependent conditional: 1022, dependent unconditional: 994, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 286, independent: 171, independent conditional: 10, independent unconditional: 161, dependent: 115, dependent conditional: 104, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 286, independent: 155, independent conditional: 0, independent unconditional: 155, dependent: 131, dependent conditional: 0, dependent unconditional: 131, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 131, independent: 16, independent conditional: 5, independent unconditional: 11, dependent: 115, dependent conditional: 104, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 131, independent: 16, independent conditional: 5, independent unconditional: 11, dependent: 115, dependent conditional: 104, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 267, independent: 73, independent conditional: 7, independent unconditional: 66, dependent: 194, dependent conditional: 154, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 10321, independent: 8134, independent conditional: 633, independent unconditional: 7501, dependent: 1901, dependent conditional: 918, dependent unconditional: 983, unknown: 286, unknown conditional: 114, unknown unconditional: 172] , Statistics on independence cache: Total cache size (in pairs): 286, Positive cache size: 171, Positive conditional cache size: 10, Positive unconditional cache size: 161, Negative cache size: 115, Negative conditional cache size: 104, Negative unconditional cache size: 11, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 821, Maximal queried relation: 9, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10321, independent: 8305, independent conditional: 1128, independent unconditional: 7177, dependent: 2016, dependent conditional: 1358, dependent unconditional: 658, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 10321, independent: 8305, independent conditional: 643, independent unconditional: 7662, dependent: 2016, dependent conditional: 1022, dependent unconditional: 994, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 10321, independent: 8305, independent conditional: 643, independent unconditional: 7662, dependent: 2016, dependent conditional: 1022, dependent unconditional: 994, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 286, independent: 171, independent conditional: 10, independent unconditional: 161, dependent: 115, dependent conditional: 104, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 286, independent: 155, independent conditional: 0, independent unconditional: 155, dependent: 131, dependent conditional: 0, dependent unconditional: 131, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 131, independent: 16, independent conditional: 5, independent unconditional: 11, dependent: 115, dependent conditional: 104, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 131, independent: 16, independent conditional: 5, independent unconditional: 11, dependent: 115, dependent conditional: 104, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 267, independent: 73, independent conditional: 7, independent unconditional: 66, dependent: 194, dependent conditional: 154, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 10321, independent: 8134, independent conditional: 633, independent unconditional: 7501, dependent: 1901, dependent conditional: 918, dependent unconditional: 983, unknown: 286, unknown conditional: 114, unknown unconditional: 172] , Statistics on independence cache: Total cache size (in pairs): 286, Positive cache size: 171, Positive conditional cache size: 10, Positive unconditional cache size: 161, Negative cache size: 115, Negative conditional cache size: 104, Negative unconditional cache size: 11, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 821 ], Independence queries for same thread: 0 - PositiveResult [Line: 65]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 53 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 2.5s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 9, EmptinessCheckTime: 1.4s, 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: 54, 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: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 225 NumberOfCodeBlocks, 225 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 216 ConstructedInterpolants, 0 QuantifiedInterpolants, 569 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-04-07 07:45:52,593 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-04-07 07:45:52,789 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...