/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION --traceabstraction.trace.refinement.strategy BADGER -s ../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk25/divinefifo-bug_1w1r.line1523.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-e57bdd3-m [2022-10-24 11:52:42,416 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-24 11:52:42,418 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-24 11:52:42,448 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-24 11:52:42,448 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-24 11:52:42,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-24 11:52:42,451 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-24 11:52:42,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-24 11:52:42,454 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-24 11:52:42,455 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-24 11:52:42,456 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-24 11:52:42,457 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-24 11:52:42,458 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-24 11:52:42,459 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-24 11:52:42,460 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-24 11:52:42,461 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-24 11:52:42,461 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-24 11:52:42,466 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-24 11:52:42,467 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-24 11:52:42,469 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-24 11:52:42,470 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-24 11:52:42,479 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-24 11:52:42,480 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-24 11:52:42,480 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-24 11:52:42,483 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-24 11:52:42,483 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-24 11:52:42,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-24 11:52:42,484 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-24 11:52:42,485 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-24 11:52:42,495 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-10-24 11:52:42,500 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-24 11:52:42,501 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-24 11:52:42,501 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-24 11:52:42,502 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf [2022-10-24 11:52:42,524 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-24 11:52:42,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-24 11:52:42,524 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-24 11:52:42,525 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-24 11:52:42,525 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-24 11:52:42,526 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-24 11:52:42,526 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-24 11:52:42,526 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-24 11:52:42,526 INFO L138 SettingsManager]: * Use SBE=true [2022-10-24 11:52:42,527 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-24 11:52:42,527 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-24 11:52:42,527 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-24 11:52:42,527 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-24 11:52:42,527 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-24 11:52:42,527 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-24 11:52:42,527 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-24 11:52:42,528 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-24 11:52:42,528 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-24 11:52:42,528 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-24 11:52:42,528 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-24 11:52:42,528 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-24 11:52:42,528 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-24 11:52:42,528 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-24 11:52:42,529 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-24 11:52:42,529 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-24 11:52:42,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-24 11:52:42,529 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-24 11:52:42,529 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-24 11:52:42,529 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-24 11:52:42,530 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-24 11:52:42,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-24 11:52:42,530 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-24 11:52:42,530 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-10-24 11:52:42,530 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-24 11:52:42,530 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-24 11:52:42,530 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-10-24 11:52:42,531 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-24 11:52:42,531 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-24 11:52:42,531 INFO L138 SettingsManager]: * Independence relation used for POR in concurrent analysis=SYNTACTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER [2022-10-24 11:52:42,829 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-24 11:52:42,853 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-24 11:52:42,856 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-24 11:52:42,857 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-24 11:52:42,859 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-24 11:52:42,861 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk25/divinefifo-bug_1w1r.line1523.bpl [2022-10-24 11:52:42,862 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk25/divinefifo-bug_1w1r.line1523.bpl' [2022-10-24 11:52:42,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-24 11:52:42,978 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-10-24 11:52:42,987 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-24 11:52:42,987 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-24 11:52:42,987 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-24 11:52:42,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "divinefifo-bug_1w1r.line1523.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 11:52:42" (1/1) ... [2022-10-24 11:52:43,051 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "divinefifo-bug_1w1r.line1523.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 11:52:42" (1/1) ... [2022-10-24 11:52:43,066 INFO L138 Inliner]: procedures = 2, calls = 1, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-10-24 11:52:43,067 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-24 11:52:43,069 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-24 11:52:43,069 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-24 11:52:43,069 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-24 11:52:43,075 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1523.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 11:52:42" (1/1) ... [2022-10-24 11:52:43,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1523.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 11:52:42" (1/1) ... [2022-10-24 11:52:43,091 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1523.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 11:52:42" (1/1) ... [2022-10-24 11:52:43,091 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1523.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 11:52:42" (1/1) ... [2022-10-24 11:52:43,162 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1523.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 11:52:42" (1/1) ... [2022-10-24 11:52:43,168 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1523.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 11:52:42" (1/1) ... [2022-10-24 11:52:43,195 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1523.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 11:52:42" (1/1) ... [2022-10-24 11:52:43,207 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-24 11:52:43,220 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-24 11:52:43,220 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-24 11:52:43,220 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-24 11:52:43,222 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "divinefifo-bug_1w1r.line1523.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 11:52:42" (1/1) ... [2022-10-24 11:52:43,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-24 11:52:43,236 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-24 11:52:43,257 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-24 11:52:43,284 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-24 11:52:43,311 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2022-10-24 11:52:43,312 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2022-10-24 11:52:43,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-24 11:52:43,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-24 11:52:43,315 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-24 11:52:43,518 INFO L234 CfgBuilder]: Building ICFG [2022-10-24 11:52:43,520 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-24 11:52:44,944 INFO L275 CfgBuilder]: Performing block encoding [2022-10-24 11:52:44,982 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-24 11:52:44,983 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-24 11:52:44,988 INFO L202 PluginConnector]: Adding new model divinefifo-bug_1w1r.line1523.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:52:44 BoogieIcfgContainer [2022-10-24 11:52:44,989 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-24 11:52:44,993 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-24 11:52:44,995 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-24 11:52:44,998 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-24 11:52:44,999 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "divinefifo-bug_1w1r.line1523.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 11:52:42" (1/2) ... [2022-10-24 11:52:45,000 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b7047b9 and model type divinefifo-bug_1w1r.line1523.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:52:44, skipping insertion in model container [2022-10-24 11:52:45,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "divinefifo-bug_1w1r.line1523.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:52:44" (2/2) ... [2022-10-24 11:52:45,001 INFO L112 eAbstractionObserver]: Analyzing ICFG divinefifo-bug_1w1r.line1523.bpl [2022-10-24 11:52:45,012 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-24 11:52:45,022 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-24 11:52:45,022 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-24 11:52:45,022 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-24 11:52:45,186 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-10-24 11:52:45,263 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-24 11:52:45,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-24 11:52:45,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-24 11:52:45,266 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-24 11:52:45,268 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-10-24 11:52:45,313 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-24 11:52:45,327 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONASSERT ======== [2022-10-24 11:52:45,338 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=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1dd22b59, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-24 11:52:45,338 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-24 11:52:45,832 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 11:52:45,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 11:52:45,838 INFO L85 PathProgramCache]: Analyzing trace with hash -711035464, now seen corresponding path program 1 times [2022-10-24 11:52:45,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 11:52:45,845 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371324101] [2022-10-24 11:52:45,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 11:52:45,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 11:52:46,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 11:52:46,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-24 11:52:46,429 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 11:52:46,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371324101] [2022-10-24 11:52:46,429 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [371324101] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 11:52:46,430 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 11:52:46,430 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-24 11:52:46,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156238354] [2022-10-24 11:52:46,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 11:52:46,439 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-24 11:52:46,439 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 11:52:46,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-24 11:52:46,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-24 11:52:46,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:52:46,463 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 11:52:46,465 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 338.0) internal successors, (676), 2 states have internal predecessors, (676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-24 11:52:46,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:52:46,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:52:46,854 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-24 11:52:46,855 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 11:52:46,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 11:52:46,856 INFO L85 PathProgramCache]: Analyzing trace with hash -1508485799, now seen corresponding path program 1 times [2022-10-24 11:52:46,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 11:52:46,856 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513581948] [2022-10-24 11:52:46,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 11:52:46,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 11:52:47,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 11:52:51,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-24 11:52:51,656 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 11:52:51,657 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1513581948] [2022-10-24 11:52:51,657 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1513581948] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 11:52:51,657 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 11:52:51,657 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [68] imperfect sequences [] total 68 [2022-10-24 11:52:51,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101273373] [2022-10-24 11:52:51,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 11:52:51,663 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 68 states [2022-10-24 11:52:51,663 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 11:52:51,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2022-10-24 11:52:51,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=216, Invalid=4340, Unknown=0, NotChecked=0, Total=4556 [2022-10-24 11:52:51,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:52:51,671 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 11:52:51,672 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 68 states, 68 states have (on average 10.897058823529411) internal successors, (741), 68 states have internal predecessors, (741), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-24 11:52:51,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:52:51,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:53:14,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:53:14,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2022-10-24 11:53:14,480 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-24 11:53:14,480 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 11:53:14,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 11:53:14,481 INFO L85 PathProgramCache]: Analyzing trace with hash -585989211, now seen corresponding path program 1 times [2022-10-24 11:53:14,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 11:53:14,482 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102288448] [2022-10-24 11:53:14,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 11:53:14,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 11:53:14,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 11:53:17,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-24 11:53:17,048 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 11:53:17,048 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102288448] [2022-10-24 11:53:17,048 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102288448] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 11:53:17,049 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 11:53:17,049 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [60] imperfect sequences [] total 60 [2022-10-24 11:53:17,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638345004] [2022-10-24 11:53:17,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 11:53:17,050 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 60 states [2022-10-24 11:53:17,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 11:53:17,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2022-10-24 11:53:17,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=180, Invalid=3360, Unknown=0, NotChecked=0, Total=3540 [2022-10-24 11:53:17,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:53:17,053 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 11:53:17,054 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 60 states, 60 states have (on average 13.066666666666666) internal successors, (784), 60 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-24 11:53:17,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:53:17,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2022-10-24 11:53:17,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:53:31,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:53:31,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2022-10-24 11:53:31,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-10-24 11:53:31,667 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-24 11:53:31,667 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 11:53:31,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 11:53:31,668 INFO L85 PathProgramCache]: Analyzing trace with hash 139774529, now seen corresponding path program 1 times [2022-10-24 11:53:31,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 11:53:31,668 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811977378] [2022-10-24 11:53:31,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 11:53:31,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 11:53:31,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 11:53:34,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-24 11:53:34,966 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 11:53:34,967 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1811977378] [2022-10-24 11:53:34,967 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1811977378] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 11:53:34,967 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 11:53:34,967 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [77] imperfect sequences [] total 77 [2022-10-24 11:53:34,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900832640] [2022-10-24 11:53:34,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 11:53:34,969 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 77 states [2022-10-24 11:53:34,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 11:53:34,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 77 interpolants. [2022-10-24 11:53:34,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=252, Invalid=5600, Unknown=0, NotChecked=0, Total=5852 [2022-10-24 11:53:34,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:53:34,972 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 11:53:34,973 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 77 states, 77 states have (on average 8.883116883116884) internal successors, (684), 77 states have internal predecessors, (684), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-24 11:53:34,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:53:34,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2022-10-24 11:53:34,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2022-10-24 11:53:34,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:53:56,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:53:56,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2022-10-24 11:53:56,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-10-24 11:53:56,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2022-10-24 11:53:56,762 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-24 11:53:56,762 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 11:53:56,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 11:53:56,763 INFO L85 PathProgramCache]: Analyzing trace with hash 1972585066, now seen corresponding path program 1 times [2022-10-24 11:53:56,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 11:53:56,763 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300334786] [2022-10-24 11:53:56,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 11:53:56,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 11:53:56,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 11:53:59,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-24 11:53:59,302 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 11:53:59,302 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300334786] [2022-10-24 11:53:59,302 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300334786] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 11:53:59,302 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 11:53:59,302 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [66] imperfect sequences [] total 66 [2022-10-24 11:53:59,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742918537] [2022-10-24 11:53:59,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 11:53:59,303 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2022-10-24 11:53:59,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 11:53:59,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2022-10-24 11:53:59,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=217, Invalid=4205, Unknown=0, NotChecked=0, Total=4422 [2022-10-24 11:53:59,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:53:59,306 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 11:53:59,307 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 67 states, 66 states have (on average 9.212121212121213) internal successors, (608), 67 states have internal predecessors, (608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-24 11:53:59,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:53:59,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2022-10-24 11:53:59,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2022-10-24 11:53:59,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2022-10-24 11:53:59,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:54:20,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:54:20,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2022-10-24 11:54:20,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2022-10-24 11:54:20,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2022-10-24 11:54:20,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2022-10-24 11:54:20,701 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-24 11:54:20,702 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 11:54:20,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 11:54:20,702 INFO L85 PathProgramCache]: Analyzing trace with hash -693131419, now seen corresponding path program 1 times [2022-10-24 11:54:20,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 11:54:20,702 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264833938] [2022-10-24 11:54:20,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 11:54:20,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 11:54:20,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 11:54:24,212 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-24 11:54:24,213 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 11:54:24,213 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1264833938] [2022-10-24 11:54:24,213 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1264833938] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 11:54:24,213 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 11:54:24,213 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [83] imperfect sequences [] total 83 [2022-10-24 11:54:24,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472376138] [2022-10-24 11:54:24,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 11:54:24,215 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 83 states [2022-10-24 11:54:24,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 11:54:24,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2022-10-24 11:54:24,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=270, Invalid=6536, Unknown=0, NotChecked=0, Total=6806 [2022-10-24 11:54:24,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:54:24,218 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 11:54:24,219 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 83 states, 83 states have (on average 11.036144578313253) internal successors, (916), 83 states have internal predecessors, (916), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-24 11:54:24,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:54:24,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2022-10-24 11:54:24,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2022-10-24 11:54:24,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2022-10-24 11:54:24,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2022-10-24 11:54:24,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:54:56,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:54:56,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2022-10-24 11:54:56,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2022-10-24 11:54:56,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2022-10-24 11:54:56,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2022-10-24 11:54:56,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2022-10-24 11:54:56,061 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-24 11:54:56,061 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 11:54:56,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 11:54:56,062 INFO L85 PathProgramCache]: Analyzing trace with hash -582666841, now seen corresponding path program 1 times [2022-10-24 11:54:56,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 11:54:56,062 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086793868] [2022-10-24 11:54:56,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 11:54:56,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 11:54:56,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 11:55:00,690 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 186 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-24 11:55:00,690 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 11:55:00,690 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086793868] [2022-10-24 11:55:00,691 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086793868] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 11:55:00,692 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 11:55:00,692 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [94] total 94 [2022-10-24 11:55:00,692 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162594757] [2022-10-24 11:55:00,693 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 11:55:00,694 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 94 states [2022-10-24 11:55:00,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 11:55:00,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 94 interpolants. [2022-10-24 11:55:00,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=337, Invalid=8405, Unknown=0, NotChecked=0, Total=8742 [2022-10-24 11:55:00,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:55:00,698 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 11:55:00,699 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 94 states, 94 states have (on average 12.148936170212766) internal successors, (1142), 94 states have internal predecessors, (1142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-24 11:55:00,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:55:00,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2022-10-24 11:55:00,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2022-10-24 11:55:00,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2022-10-24 11:55:00,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2022-10-24 11:55:00,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2022-10-24 11:55:00,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:55:48,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:55:48,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2022-10-24 11:55:48,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2022-10-24 11:55:48,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-10-24 11:55:48,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2022-10-24 11:55:48,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 144 states. [2022-10-24 11:55:48,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2022-10-24 11:55:48,785 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-24 11:55:48,786 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 11:55:48,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 11:55:48,786 INFO L85 PathProgramCache]: Analyzing trace with hash -392288717, now seen corresponding path program 1 times [2022-10-24 11:55:48,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 11:55:48,786 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993447327] [2022-10-24 11:55:48,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 11:55:48,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 11:55:49,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 11:55:59,668 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 29 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-24 11:55:59,669 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 11:55:59,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993447327] [2022-10-24 11:55:59,670 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1993447327] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 11:55:59,670 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 11:55:59,670 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [128] total 128 [2022-10-24 11:55:59,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899319154] [2022-10-24 11:55:59,670 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 11:55:59,672 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 128 states [2022-10-24 11:55:59,672 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 11:55:59,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 128 interpolants. [2022-10-24 11:55:59,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=465, Invalid=15791, Unknown=0, NotChecked=0, Total=16256 [2022-10-24 11:55:59,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:55:59,679 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 11:55:59,680 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 128 states, 128 states have (on average 8.4765625) internal successors, (1085), 128 states have internal predecessors, (1085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-24 11:55:59,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:55:59,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2022-10-24 11:55:59,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2022-10-24 11:55:59,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2022-10-24 11:55:59,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2022-10-24 11:55:59,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 144 states. [2022-10-24 11:55:59,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2022-10-24 11:55:59,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:57:17,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:57:17,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2022-10-24 11:57:17,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2022-10-24 11:57:17,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-10-24 11:57:17,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2022-10-24 11:57:17,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2022-10-24 11:57:17,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2022-10-24 11:57:17,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 216 states. [2022-10-24 11:57:17,203 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-24 11:57:17,203 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 11:57:17,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 11:57:17,204 INFO L85 PathProgramCache]: Analyzing trace with hash 970066268, now seen corresponding path program 1 times [2022-10-24 11:57:17,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 11:57:17,204 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591032254] [2022-10-24 11:57:17,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 11:57:17,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 11:57:17,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 11:57:20,631 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2022-10-24 11:57:20,632 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 11:57:20,632 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591032254] [2022-10-24 11:57:20,632 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591032254] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 11:57:20,632 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 11:57:20,633 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [73] total 73 [2022-10-24 11:57:20,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188005963] [2022-10-24 11:57:20,633 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 11:57:20,634 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 74 states [2022-10-24 11:57:20,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 11:57:20,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2022-10-24 11:57:20,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=260, Invalid=5142, Unknown=0, NotChecked=0, Total=5402 [2022-10-24 11:57:20,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:57:20,637 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 11:57:20,638 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 74 states, 73 states have (on average 11.438356164383562) internal successors, (835), 74 states have internal predecessors, (835), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-24 11:57:20,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:57:20,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2022-10-24 11:57:20,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2022-10-24 11:57:20,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2022-10-24 11:57:20,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2022-10-24 11:57:20,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2022-10-24 11:57:20,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2022-10-24 11:57:20,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 216 states. [2022-10-24 11:57:20,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:57:51,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:57:51,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2022-10-24 11:57:51,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2022-10-24 11:57:51,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-10-24 11:57:51,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2022-10-24 11:57:51,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 148 states. [2022-10-24 11:57:51,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 192 states. [2022-10-24 11:57:51,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2022-10-24 11:57:51,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2022-10-24 11:57:51,749 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-24 11:57:51,749 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 11:57:51,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 11:57:51,750 INFO L85 PathProgramCache]: Analyzing trace with hash 831584599, now seen corresponding path program 1 times [2022-10-24 11:57:51,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 11:57:51,750 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639639126] [2022-10-24 11:57:51,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 11:57:51,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 11:57:51,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 11:57:56,590 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 300 proven. 390 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-24 11:57:56,591 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 11:57:56,591 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639639126] [2022-10-24 11:57:56,591 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639639126] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 11:57:56,591 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 11:57:56,591 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [100] total 100 [2022-10-24 11:57:56,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608352753] [2022-10-24 11:57:56,592 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 11:57:56,593 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 100 states [2022-10-24 11:57:56,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 11:57:56,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 100 interpolants. [2022-10-24 11:57:56,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=377, Invalid=9523, Unknown=0, NotChecked=0, Total=9900 [2022-10-24 11:57:56,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:57:56,598 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 11:57:56,598 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 100 states, 100 states have (on average 13.17) internal successors, (1317), 100 states have internal predecessors, (1317), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-24 11:57:56,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:57:56,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2022-10-24 11:57:56,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2022-10-24 11:57:56,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2022-10-24 11:57:56,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2022-10-24 11:57:56,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 148 states. [2022-10-24 11:57:56,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 192 states. [2022-10-24 11:57:56,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 218 states. [2022-10-24 11:57:56,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2022-10-24 11:57:56,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:58:44,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:58:44,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2022-10-24 11:58:44,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2022-10-24 11:58:44,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-10-24 11:58:44,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2022-10-24 11:58:44,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 148 states. [2022-10-24 11:58:44,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 198 states. [2022-10-24 11:58:44,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 222 states. [2022-10-24 11:58:44,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2022-10-24 11:58:44,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 205 states. [2022-10-24 11:58:44,299 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-10-24 11:58:44,299 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 11:58:44,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 11:58:44,300 INFO L85 PathProgramCache]: Analyzing trace with hash 961141529, now seen corresponding path program 2 times [2022-10-24 11:58:44,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 11:58:44,300 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189142766] [2022-10-24 11:58:44,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 11:58:44,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 11:58:44,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 11:58:48,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1137 backedges. 573 proven. 0 refuted. 0 times theorem prover too weak. 564 trivial. 0 not checked. [2022-10-24 11:58:48,575 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 11:58:48,575 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189142766] [2022-10-24 11:58:48,575 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [189142766] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 11:58:48,575 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 11:58:48,575 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [73] imperfect sequences [] total 73 [2022-10-24 11:58:48,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833938439] [2022-10-24 11:58:48,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 11:58:48,577 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 73 states [2022-10-24 11:58:48,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 11:58:48,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2022-10-24 11:58:48,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=5066, Unknown=0, NotChecked=0, Total=5256 [2022-10-24 11:58:48,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:58:48,579 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 11:58:48,580 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 73 states, 73 states have (on average 14.58904109589041) internal successors, (1065), 73 states have internal predecessors, (1065), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-24 11:58:48,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:58:48,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2022-10-24 11:58:48,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2022-10-24 11:58:48,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2022-10-24 11:58:48,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2022-10-24 11:58:48,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 148 states. [2022-10-24 11:58:48,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 198 states. [2022-10-24 11:58:48,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 222 states. [2022-10-24 11:58:48,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2022-10-24 11:58:48,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 205 states. [2022-10-24 11:58:48,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:59:27,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:59:27,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2022-10-24 11:59:27,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2022-10-24 11:59:27,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2022-10-24 11:59:27,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2022-10-24 11:59:27,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 148 states. [2022-10-24 11:59:27,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 200 states. [2022-10-24 11:59:27,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 227 states. [2022-10-24 11:59:27,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2022-10-24 11:59:27,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 207 states. [2022-10-24 11:59:27,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2022-10-24 11:59:27,015 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-10-24 11:59:27,015 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 11:59:27,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 11:59:27,016 INFO L85 PathProgramCache]: Analyzing trace with hash -1460807887, now seen corresponding path program 1 times [2022-10-24 11:59:27,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 11:59:27,016 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893349727] [2022-10-24 11:59:27,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 11:59:27,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 11:59:27,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 11:59:31,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-24 11:59:31,250 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 11:59:31,250 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893349727] [2022-10-24 11:59:31,250 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1893349727] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 11:59:31,250 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 11:59:31,250 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [81] imperfect sequences [] total 81 [2022-10-24 11:59:31,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783499781] [2022-10-24 11:59:31,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 11:59:31,251 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 81 states [2022-10-24 11:59:31,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 11:59:31,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 81 interpolants. [2022-10-24 11:59:31,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=234, Invalid=6246, Unknown=0, NotChecked=0, Total=6480 [2022-10-24 11:59:31,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:59:31,253 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 11:59:31,254 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 81 states, 81 states have (on average 9.209876543209877) internal successors, (746), 81 states have internal predecessors, (746), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-24 11:59:31,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 11:59:31,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2022-10-24 11:59:31,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2022-10-24 11:59:31,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2022-10-24 11:59:31,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2022-10-24 11:59:31,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 148 states. [2022-10-24 11:59:31,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 200 states. [2022-10-24 11:59:31,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 227 states. [2022-10-24 11:59:31,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2022-10-24 11:59:31,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 207 states. [2022-10-24 11:59:31,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2022-10-24 11:59:31,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:01:02,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:01:02,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2022-10-24 12:01:02,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2022-10-24 12:01:02,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2022-10-24 12:01:02,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2022-10-24 12:01:02,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 186 states. [2022-10-24 12:01:02,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 242 states. [2022-10-24 12:01:02,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 280 states. [2022-10-24 12:01:02,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2022-10-24 12:01:02,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 245 states. [2022-10-24 12:01:02,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2022-10-24 12:01:02,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2022-10-24 12:01:02,103 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-10-24 12:01:02,103 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 12:01:02,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 12:01:02,104 INFO L85 PathProgramCache]: Analyzing trace with hash 92180498, now seen corresponding path program 1 times [2022-10-24 12:01:02,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 12:01:02,104 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968858874] [2022-10-24 12:01:02,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 12:01:02,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 12:01:02,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 12:01:29,609 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 35 proven. 413 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-24 12:01:29,610 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 12:01:29,610 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [968858874] [2022-10-24 12:01:29,610 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [968858874] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 12:01:29,610 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 12:01:29,610 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [172] total 172 [2022-10-24 12:01:29,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882023804] [2022-10-24 12:01:29,610 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 12:01:29,611 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 172 states [2022-10-24 12:01:29,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 12:01:29,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 172 interpolants. [2022-10-24 12:01:29,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1402, Invalid=28010, Unknown=0, NotChecked=0, Total=29412 [2022-10-24 12:01:29,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:01:29,615 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 12:01:29,616 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 172 states, 172 states have (on average 6.633720930232558) internal successors, (1141), 172 states have internal predecessors, (1141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-24 12:01:29,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:01:29,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2022-10-24 12:01:29,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2022-10-24 12:01:29,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2022-10-24 12:01:29,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2022-10-24 12:01:29,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 186 states. [2022-10-24 12:01:29,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 242 states. [2022-10-24 12:01:29,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 280 states. [2022-10-24 12:01:29,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2022-10-24 12:01:29,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 245 states. [2022-10-24 12:01:29,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2022-10-24 12:01:29,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2022-10-24 12:01:29,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:04:05,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:04:05,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2022-10-24 12:04:05,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2022-10-24 12:04:05,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2022-10-24 12:04:05,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2022-10-24 12:04:05,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 186 states. [2022-10-24 12:04:05,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 242 states. [2022-10-24 12:04:05,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 280 states. [2022-10-24 12:04:05,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2022-10-24 12:04:05,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 245 states. [2022-10-24 12:04:05,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2022-10-24 12:04:05,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2022-10-24 12:04:05,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 275 states. [2022-10-24 12:04:05,606 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-10-24 12:04:05,607 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 12:04:05,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 12:04:05,607 INFO L85 PathProgramCache]: Analyzing trace with hash -316915960, now seen corresponding path program 2 times [2022-10-24 12:04:05,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 12:04:05,607 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575239851] [2022-10-24 12:04:05,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 12:04:05,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 12:04:06,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 12:04:20,635 INFO L134 CoverageAnalysis]: Checked inductivity of 485 backedges. 19 proven. 448 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-24 12:04:20,636 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 12:04:20,636 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575239851] [2022-10-24 12:04:20,636 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1575239851] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 12:04:20,636 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 12:04:20,636 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [143] total 143 [2022-10-24 12:04:20,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1965704177] [2022-10-24 12:04:20,636 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 12:04:20,637 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 143 states [2022-10-24 12:04:20,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 12:04:20,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 143 interpolants. [2022-10-24 12:04:20,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=428, Invalid=19878, Unknown=0, NotChecked=0, Total=20306 [2022-10-24 12:04:20,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:04:20,641 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 12:04:20,642 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 143 states, 143 states have (on average 8.111888111888112) internal successors, (1160), 143 states have internal predecessors, (1160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-24 12:04:20,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:04:20,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2022-10-24 12:04:20,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2022-10-24 12:04:20,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2022-10-24 12:04:20,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2022-10-24 12:04:20,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 186 states. [2022-10-24 12:04:20,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 242 states. [2022-10-24 12:04:20,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 280 states. [2022-10-24 12:04:20,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2022-10-24 12:04:20,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 245 states. [2022-10-24 12:04:20,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2022-10-24 12:04:20,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2022-10-24 12:04:20,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 275 states. [2022-10-24 12:04:20,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2022-10-24 12:04:29,899 WARN L249 SmtUtils]: Removed 21 from assertion stack [2022-10-24 12:04:29,900 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-10-24 12:04:29,900 WARN L619 AbstractCegarLoop]: Verification canceled: while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 126 for 136ms.. [2022-10-24 12:04:29,902 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-24 12:04:29,907 INFO L444 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-24 12:04:29,909 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT was TIMEOUT (1/2) [2022-10-24 12:04:29,910 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-24 12:04:29,910 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-24 12:04:29,913 INFO L202 PluginConnector]: Adding new model divinefifo-bug_1w1r.line1523.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 12:04:29 BasicIcfg [2022-10-24 12:04:29,913 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-24 12:04:29,914 INFO L158 Benchmark]: Toolchain (without parser) took 706935.65ms. Allocated memory was 216.0MB in the beginning and 1.1GB in the end (delta: 902.8MB). Free memory was 189.3MB in the beginning and 568.1MB in the end (delta: -378.8MB). Peak memory consumption was 524.5MB. Max. memory is 8.0GB. [2022-10-24 12:04:29,914 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.74ms. Allocated memory is still 216.0MB. Free memory is still 195.6MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-24 12:04:29,914 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.73ms. Allocated memory is still 216.0MB. Free memory was 189.3MB in the beginning and 187.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-24 12:04:29,914 INFO L158 Benchmark]: Boogie Preprocessor took 150.61ms. Allocated memory is still 216.0MB. Free memory was 187.0MB in the beginning and 181.4MB in the end (delta: 5.6MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2022-10-24 12:04:29,915 INFO L158 Benchmark]: RCFGBuilder took 1769.17ms. Allocated memory is still 216.0MB. Free memory was 181.3MB in the beginning and 131.0MB in the end (delta: 50.2MB). Peak memory consumption was 49.9MB. Max. memory is 8.0GB. [2022-10-24 12:04:29,915 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-10-24 12:04:29,916 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-10-24 12:04:29,921 INFO L158 Benchmark]: TraceAbstraction took 704919.95ms. Allocated memory was 216.0MB in the beginning and 1.1GB in the end (delta: 902.8MB). Free memory was 130.5MB in the beginning and 568.1MB in the end (delta: -437.6MB). Peak memory consumption was 466.3MB. Max. memory is 8.0GB. [2022-10-24 12:04:29,922 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.74ms. Allocated memory is still 216.0MB. Free memory is still 195.6MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 80.73ms. Allocated memory is still 216.0MB. Free memory was 189.3MB in the beginning and 187.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 150.61ms. Allocated memory is still 216.0MB. Free memory was 187.0MB in the beginning and 181.4MB in the end (delta: 5.6MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 1769.17ms. Allocated memory is still 216.0MB. Free memory was 181.3MB in the beginning and 131.0MB in the end (delta: 50.2MB). Peak memory consumption was 49.9MB. Max. memory is 8.0GB. * TraceAbstraction took 704919.95ms. Allocated memory was 216.0MB in the beginning and 1.1GB in the end (delta: 902.8MB). Free memory was 130.5MB in the beginning and 568.1MB in the end (delta: -437.6MB). Peak memory consumption was 466.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 474, positive: 457, positive conditional: 457, positive unconditional: 0, negative: 17, negative conditional: 17, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 46290, positive: 44783, positive conditional: 44783, positive unconditional: 0, negative: 1507, negative conditional: 1507, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 44794, positive: 44783, positive conditional: 0, positive unconditional: 44783, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 8548, positive: 8539, positive conditional: 0, positive unconditional: 8539, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 44794, positive: 36244, positive conditional: 0, positive unconditional: 36244, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 8548, unknown conditional: 0, unknown unconditional: 8548] , Statistics on independence cache: Total cache size (in pairs): 457, Positive cache size: 457, Positive conditional cache size: 0, Positive unconditional cache size: 457, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 17, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1474, positive: 1431, positive conditional: 1431, positive unconditional: 0, negative: 43, negative conditional: 43, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 46290, positive: 44783, positive conditional: 44783, positive unconditional: 0, negative: 1507, negative conditional: 1507, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 44794, positive: 44783, positive conditional: 0, positive unconditional: 44783, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 8548, positive: 8539, positive conditional: 0, positive unconditional: 8539, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 44794, positive: 36244, positive conditional: 0, positive unconditional: 36244, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 8548, unknown conditional: 0, unknown unconditional: 8548] , Statistics on independence cache: Total cache size (in pairs): 1431, Positive cache size: 1431, Positive conditional cache size: 0, Positive unconditional cache size: 1431, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 60, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1712, positive: 1656, positive conditional: 1656, positive unconditional: 0, negative: 56, negative conditional: 56, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 46290, positive: 44783, positive conditional: 44783, positive unconditional: 0, negative: 1507, negative conditional: 1507, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 44794, positive: 44783, positive conditional: 0, positive unconditional: 44783, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 8548, positive: 8539, positive conditional: 0, positive unconditional: 8539, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 44794, positive: 36244, positive conditional: 0, positive unconditional: 36244, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 8548, unknown conditional: 0, unknown unconditional: 8548] , Statistics on independence cache: Total cache size (in pairs): 2140, Positive cache size: 2139, Positive conditional cache size: 0, Positive unconditional cache size: 2139, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, Independence queries for same thread: 115, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 2100, positive: 2031, positive conditional: 2031, positive unconditional: 0, negative: 69, negative conditional: 69, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 46290, positive: 44783, positive conditional: 44783, positive unconditional: 0, negative: 1507, negative conditional: 1507, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 44794, positive: 44783, positive conditional: 0, positive unconditional: 44783, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 8548, positive: 8539, positive conditional: 0, positive unconditional: 8539, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 44794, positive: 36244, positive conditional: 0, positive unconditional: 36244, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 8548, unknown conditional: 0, unknown unconditional: 8548] , Statistics on independence cache: Total cache size (in pairs): 2305, Positive cache size: 2304, Positive conditional cache size: 0, Positive unconditional cache size: 2304, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, Independence queries for same thread: 184, Statistics for Abstraction: - StatisticsResult: Independence relation #5 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1694, positive: 1637, positive conditional: 1637, positive unconditional: 0, negative: 57, negative conditional: 57, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 46290, positive: 44783, positive conditional: 44783, positive unconditional: 0, negative: 1507, negative conditional: 1507, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 44794, positive: 44783, positive conditional: 0, positive unconditional: 44783, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 8548, positive: 8539, positive conditional: 0, positive unconditional: 8539, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 44794, positive: 36244, positive conditional: 0, positive unconditional: 36244, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 8548, unknown conditional: 0, unknown unconditional: 8548] , Statistics on independence cache: Total cache size (in pairs): 2333, Positive cache size: 2332, Positive conditional cache size: 0, Positive unconditional cache size: 2332, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, Independence queries for same thread: 241, Statistics for Abstraction: - StatisticsResult: Independence relation #6 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 2815, positive: 2724, positive conditional: 2724, positive unconditional: 0, negative: 91, negative conditional: 91, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 46290, positive: 44783, positive conditional: 44783, positive unconditional: 0, negative: 1507, negative conditional: 1507, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 44794, positive: 44783, positive conditional: 0, positive unconditional: 44783, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 8548, positive: 8539, positive conditional: 0, positive unconditional: 8539, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 44794, positive: 36244, positive conditional: 0, positive unconditional: 36244, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 8548, unknown conditional: 0, unknown unconditional: 8548] , Statistics on independence cache: Total cache size (in pairs): 2766, Positive cache size: 2765, Positive conditional cache size: 0, Positive unconditional cache size: 2765, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, Independence queries for same thread: 332, Statistics for Abstraction: - StatisticsResult: Independence relation #7 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 4348, positive: 4206, positive conditional: 4206, positive unconditional: 0, negative: 142, negative conditional: 142, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 46290, positive: 44783, positive conditional: 44783, positive unconditional: 0, negative: 1507, negative conditional: 1507, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 44794, positive: 44783, positive conditional: 0, positive unconditional: 44783, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 8548, positive: 8539, positive conditional: 0, positive unconditional: 8539, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 44794, positive: 36244, positive conditional: 0, positive unconditional: 36244, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 8548, unknown conditional: 0, unknown unconditional: 8548] , Statistics on independence cache: Total cache size (in pairs): 2997, Positive cache size: 2996, Positive conditional cache size: 0, Positive unconditional cache size: 2996, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, Independence queries for same thread: 474, Statistics for Abstraction: - StatisticsResult: Independence relation #8 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 3918, positive: 3788, positive conditional: 3788, positive unconditional: 0, negative: 130, negative conditional: 130, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 46290, positive: 44783, positive conditional: 44783, positive unconditional: 0, negative: 1507, negative conditional: 1507, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 44794, positive: 44783, positive conditional: 0, positive unconditional: 44783, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 8548, positive: 8539, positive conditional: 0, positive unconditional: 8539, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 44794, positive: 36244, positive conditional: 0, positive unconditional: 36244, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 8548, unknown conditional: 0, unknown unconditional: 8548] , Statistics on independence cache: Total cache size (in pairs): 2997, Positive cache size: 2996, Positive conditional cache size: 0, Positive unconditional cache size: 2996, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, Independence queries for same thread: 604, Statistics for Abstraction: - StatisticsResult: Independence relation #9 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 3512, positive: 3394, positive conditional: 3394, positive unconditional: 0, negative: 118, negative conditional: 118, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 46290, positive: 44783, positive conditional: 44783, positive unconditional: 0, negative: 1507, negative conditional: 1507, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 44794, positive: 44783, positive conditional: 0, positive unconditional: 44783, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 8548, positive: 8539, positive conditional: 0, positive unconditional: 8539, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 44794, positive: 36244, positive conditional: 0, positive unconditional: 36244, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 8548, unknown conditional: 0, unknown unconditional: 8548] , Statistics on independence cache: Total cache size (in pairs): 3065, Positive cache size: 3064, Positive conditional cache size: 0, Positive unconditional cache size: 3064, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, Independence queries for same thread: 722, Statistics for Abstraction: - StatisticsResult: Independence relation #10 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 4633, positive: 4481, positive conditional: 4481, positive unconditional: 0, negative: 152, negative conditional: 152, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 46290, positive: 44783, positive conditional: 44783, positive unconditional: 0, negative: 1507, negative conditional: 1507, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 44794, positive: 44783, positive conditional: 0, positive unconditional: 44783, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 8548, positive: 8539, positive conditional: 0, positive unconditional: 8539, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 44794, positive: 36244, positive conditional: 0, positive unconditional: 36244, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 8548, unknown conditional: 0, unknown unconditional: 8548] , Statistics on independence cache: Total cache size (in pairs): 3070, Positive cache size: 3069, Positive conditional cache size: 0, Positive unconditional cache size: 3069, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, Independence queries for same thread: 874, Statistics for Abstraction: - StatisticsResult: Independence relation #11 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 6166, positive: 5963, positive conditional: 5963, positive unconditional: 0, negative: 203, negative conditional: 203, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 46290, positive: 44783, positive conditional: 44783, positive unconditional: 0, negative: 1507, negative conditional: 1507, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 44794, positive: 44783, positive conditional: 0, positive unconditional: 44783, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 8548, positive: 8539, positive conditional: 0, positive unconditional: 8539, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 44794, positive: 36244, positive conditional: 0, positive unconditional: 36244, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 8548, unknown conditional: 0, unknown unconditional: 8548] , Statistics on independence cache: Total cache size (in pairs): 3070, Positive cache size: 3069, Positive conditional cache size: 0, Positive unconditional cache size: 3069, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, Independence queries for same thread: 1077, Statistics for Abstraction: - StatisticsResult: Independence relation #12 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 8515, positive: 8242, positive conditional: 8242, positive unconditional: 0, negative: 273, negative conditional: 273, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 46290, positive: 44783, positive conditional: 44783, positive unconditional: 0, negative: 1507, negative conditional: 1507, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 44794, positive: 44783, positive conditional: 0, positive unconditional: 44783, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 8548, positive: 8539, positive conditional: 0, positive unconditional: 8539, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 44794, positive: 36244, positive conditional: 0, positive unconditional: 36244, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 8548, unknown conditional: 0, unknown unconditional: 8548] , Statistics on independence cache: Total cache size (in pairs): 6002, Positive cache size: 5998, Positive conditional cache size: 0, Positive unconditional cache size: 5998, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Independence queries for same thread: 1347, Statistics for Abstraction: - StatisticsResult: Independence relation #13 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1943, positive: 1877, positive conditional: 1877, positive unconditional: 0, negative: 66, negative conditional: 66, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 46290, positive: 44783, positive conditional: 44783, positive unconditional: 0, negative: 1507, negative conditional: 1507, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 44794, positive: 44783, positive conditional: 0, positive unconditional: 44783, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 8548, positive: 8539, positive conditional: 0, positive unconditional: 8539, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 44794, positive: 36244, positive conditional: 0, positive unconditional: 36244, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 8548, unknown conditional: 0, unknown unconditional: 8548] , Statistics on independence cache: Total cache size (in pairs): 6546, Positive cache size: 6540, Positive conditional cache size: 0, Positive unconditional cache size: 6540, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Independence queries for same thread: 1411, Statistics for Abstraction: - StatisticsResult: Independence relation #14 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 2986, positive: 2896, positive conditional: 2896, positive unconditional: 0, negative: 90, negative conditional: 90, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 46290, positive: 44783, positive conditional: 44783, positive unconditional: 0, negative: 1507, negative conditional: 1507, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 44794, positive: 44783, positive conditional: 0, positive unconditional: 44783, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 8548, positive: 8539, positive conditional: 0, positive unconditional: 8539, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 44794, positive: 36244, positive conditional: 0, positive unconditional: 36244, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 8548, unknown conditional: 0, unknown unconditional: 8548] , Statistics on independence cache: Total cache size (in pairs): 8548, Positive cache size: 8539, Positive conditional cache size: 0, Positive unconditional cache size: 8539, Negative cache size: 9, Negative conditional cache size: 0, Negative unconditional cache size: 9, Independence queries for same thread: 1496, Statistics for Abstraction: - StatisticsResult: Independence relation #15 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 46290, positive: 44783, positive conditional: 44783, positive unconditional: 0, negative: 1507, negative conditional: 1507, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 44794, positive: 44783, positive conditional: 0, positive unconditional: 44783, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 8548, positive: 8539, positive conditional: 0, positive unconditional: 8539, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 44794, positive: 36244, positive conditional: 0, positive unconditional: 36244, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 8548, unknown conditional: 0, unknown unconditional: 8548] , Statistics on independence cache: Total cache size (in pairs): 8548, Positive cache size: 8539, Positive conditional cache size: 0, Positive unconditional cache size: 8539, Negative cache size: 9, Negative conditional cache size: 0, Negative unconditional cache size: 9, Independence queries for same thread: 1496, Statistics for Abstraction: - TimeoutResultAtElement [Line: 1523]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 126 for 136ms.. - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONASSERT with 1 thread instances CFG has 3 procedures, 1463 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 704.6s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 612.3s, 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: 2153, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 3.0s SatisfiabilityAnalysisTime, 88.4s InterpolantComputationTime, 13586 NumberOfCodeBlocks, 13586 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 13572 ConstructedInterpolants, 0 QuantifiedInterpolants, 356325 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 8 PerfectInterpolantSequences, 2068/4041 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