/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-Uncond-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-1.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2ce48c3f3f8970e6bfb7f04ced506932607c57fe-2ce48c3 [2021-10-25 01:07:23,075 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-25 01:07:23,077 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-25 01:07:23,114 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-25 01:07:23,114 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-25 01:07:23,117 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-25 01:07:23,118 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-25 01:07:23,121 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-25 01:07:23,122 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-25 01:07:23,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-25 01:07:23,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-25 01:07:23,128 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-25 01:07:23,128 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-25 01:07:23,129 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-25 01:07:23,130 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-25 01:07:23,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-25 01:07:23,133 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-25 01:07:23,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-25 01:07:23,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-25 01:07:23,140 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-25 01:07:23,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-25 01:07:23,142 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-25 01:07:23,143 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-25 01:07:23,144 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-25 01:07:23,149 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-25 01:07:23,149 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-25 01:07:23,149 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-25 01:07:23,150 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-25 01:07:23,150 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-25 01:07:23,151 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-25 01:07:23,151 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-25 01:07:23,151 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-25 01:07:23,153 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-25 01:07:23,153 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-25 01:07:23,154 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-25 01:07:23,154 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-25 01:07:23,154 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-25 01:07:23,154 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-25 01:07:23,155 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-25 01:07:23,155 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-25 01:07:23,155 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-25 01:07:23,156 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-Uncond-NoLbe-Lockstep.epf [2021-10-25 01:07:23,180 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-25 01:07:23,180 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-25 01:07:23,181 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-25 01:07:23,181 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-25 01:07:23,182 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-25 01:07:23,182 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-25 01:07:23,182 INFO L138 SettingsManager]: * Use SBE=true [2021-10-25 01:07:23,182 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-25 01:07:23,182 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-25 01:07:23,182 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-25 01:07:23,183 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-25 01:07:23,183 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-25 01:07:23,183 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-25 01:07:23,183 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-25 01:07:23,183 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-25 01:07:23,183 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-25 01:07:23,183 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-25 01:07:23,183 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-25 01:07:23,183 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-25 01:07:23,183 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-25 01:07:23,183 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-25 01:07:23,184 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-25 01:07:23,184 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-25 01:07:23,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-25 01:07:23,184 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-25 01:07:23,184 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-25 01:07:23,185 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-25 01:07:23,185 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-25 01:07:23,185 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-10-25 01:07:23,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-25 01:07:23,185 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-25 01:07:23,185 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-25 01:07:23,185 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-25 01:07:23,185 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-25 01:07:23,185 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-25 01:07:23,186 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-25 01:07:23,186 INFO L138 SettingsManager]: * Use conditional POR in concurrent analysis=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-25 01:07:23,373 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-25 01:07:23,397 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-25 01:07:23,399 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-25 01:07:23,400 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-10-25 01:07:23,401 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-10-25 01:07:23,401 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-1.wvr.bpl [2021-10-25 01:07:23,402 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-1.wvr.bpl' [2021-10-25 01:07:23,420 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-25 01:07:23,421 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-10-25 01:07:23,423 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-25 01:07:23,423 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-25 01:07:23,423 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-25 01:07:23,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.10 01:07:23" (1/1) ... [2021-10-25 01:07:23,437 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.10 01:07:23" (1/1) ... [2021-10-25 01:07:23,442 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-25 01:07:23,443 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-25 01:07:23,443 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-25 01:07:23,443 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-25 01:07:23,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.10 01:07:23" (1/1) ... [2021-10-25 01:07:23,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.10 01:07:23" (1/1) ... [2021-10-25 01:07:23,451 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.10 01:07:23" (1/1) ... [2021-10-25 01:07:23,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.10 01:07:23" (1/1) ... [2021-10-25 01:07:23,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.10 01:07:23" (1/1) ... [2021-10-25 01:07:23,458 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.10 01:07:23" (1/1) ... [2021-10-25 01:07:23,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.10 01:07:23" (1/1) ... [2021-10-25 01:07:23,462 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-25 01:07:23,463 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-25 01:07:23,463 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-25 01:07:23,464 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-25 01:07:23,464 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.10 01:07:23" (1/1) ... [2021-10-25 01:07:23,469 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-25 01:07:23,482 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 01:07:23,492 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-25 01:07:23,498 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-25 01:07:23,519 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-10-25 01:07:23,519 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-25 01:07:23,519 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-25 01:07:23,520 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-10-25 01:07:23,520 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-25 01:07:23,520 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-25 01:07:23,520 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-10-25 01:07:23,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-25 01:07:23,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-25 01:07:23,520 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-25 01:07:23,675 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-25 01:07:23,676 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-10-25 01:07:23,677 INFO L202 PluginConnector]: Adding new model misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 01:07:23 BoogieIcfgContainer [2021-10-25 01:07:23,677 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-25 01:07:23,678 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-25 01:07:23,679 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-25 01:07:23,688 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-25 01:07:23,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.10 01:07:23" (1/2) ... [2021-10-25 01:07:23,689 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e1b1afa and model type misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 01:07:23, skipping insertion in model container [2021-10-25 01:07:23,689 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 01:07:23" (2/2) ... [2021-10-25 01:07:23,690 INFO L111 eAbstractionObserver]: Analyzing ICFG misc-1.wvr.bpl [2021-10-25 01:07:23,693 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-25 01:07:23,694 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-25 01:07:23,694 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-25 01:07:23,694 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-25 01:07:23,740 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-10-25 01:07:23,788 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-25 01:07:23,788 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 01:07:23,789 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-25 01:07:23,790 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-10-25 01:07:23,816 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-10-25 01:07:23,830 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-25 01:07:23,831 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-25 01:07:23,882 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 01:07:23,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 01:07:23,885 INFO L82 PathProgramCache]: Analyzing trace with hash 1363007188, now seen corresponding path program 1 times [2021-10-25 01:07:23,891 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 01:07:23,891 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54507055] [2021-10-25 01:07:23,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 01:07:23,892 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 01:07:23,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 01:07:24,089 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 01:07:24,089 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 01:07:24,089 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54507055] [2021-10-25 01:07:24,090 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [54507055] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 01:07:24,090 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [940257110] [2021-10-25 01:07:24,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 01:07:24,090 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 01:07:24,090 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 01:07:24,092 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 01:07:24,093 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-25 01:07:24,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 01:07:24,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-25 01:07:24,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 01:07:24,297 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 01:07:24,297 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [940257110] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 01:07:24,297 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 01:07:24,297 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2021-10-25 01:07:24,299 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080517799] [2021-10-25 01:07:24,302 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-25 01:07:24,302 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 01:07:24,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-25 01:07:24,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-25 01:07:24,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 01:07:24,312 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 01:07:24,313 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 6 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-25 01:07:24,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 01:07:24,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-25 01:07:24,444 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-25 01:07:24,637 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-10-25 01:07:24,637 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 01:07:24,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 01:07:24,638 INFO L82 PathProgramCache]: Analyzing trace with hash -591947326, now seen corresponding path program 2 times [2021-10-25 01:07:24,638 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 01:07:24,638 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828997373] [2021-10-25 01:07:24,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 01:07:24,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 01:07:24,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 01:07:24,704 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 01:07:24,704 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 01:07:24,705 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828997373] [2021-10-25 01:07:24,705 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1828997373] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 01:07:24,705 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [353818013] [2021-10-25 01:07:24,705 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-25 01:07:24,706 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 01:07:24,706 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 01:07:24,706 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 01:07:24,708 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-25 01:07:24,746 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-25 01:07:24,746 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 01:07:24,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-25 01:07:24,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 01:07:24,845 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 01:07:24,846 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [353818013] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 01:07:24,846 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 01:07:24,846 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2021-10-25 01:07:24,846 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691311220] [2021-10-25 01:07:24,847 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-25 01:07:24,848 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 01:07:24,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-25 01:07:24,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-10-25 01:07:24,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 01:07:24,852 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 01:07:24,852 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 6 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-25 01:07:24,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-25 01:07:24,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 01:07:24,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-25 01:07:24,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 01:07:24,988 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-10-25 01:07:25,175 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 01:07:25,176 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 01:07:25,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 01:07:25,176 INFO L82 PathProgramCache]: Analyzing trace with hash 351422571, now seen corresponding path program 3 times [2021-10-25 01:07:25,176 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 01:07:25,176 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919586655] [2021-10-25 01:07:25,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 01:07:25,176 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 01:07:25,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 01:07:25,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 01:07:25,377 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 01:07:25,377 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919586655] [2021-10-25 01:07:25,378 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919586655] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 01:07:25,378 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [31493899] [2021-10-25 01:07:25,378 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-25 01:07:25,378 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 01:07:25,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 01:07:25,379 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 01:07:25,380 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-10-25 01:07:25,426 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-10-25 01:07:25,426 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 01:07:25,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 21 conjunts are in the unsatisfiable core [2021-10-25 01:07:25,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 01:07:25,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-25 01:07:25,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 01:07:25,761 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [31493899] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 01:07:25,762 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 01:07:25,762 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6] total 12 [2021-10-25 01:07:25,762 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792170265] [2021-10-25 01:07:25,762 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-10-25 01:07:25,762 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 01:07:25,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-10-25 01:07:25,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2021-10-25 01:07:25,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 01:07:25,763 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 01:07:25,763 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 2.8461538461538463) internal successors, (37), 12 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-25 01:07:25,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-25 01:07:25,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 01:07:25,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 01:07:25,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-25 01:07:25,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 01:07:25,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-25 01:07:25,891 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-10-25 01:07:26,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 01:07:26,088 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 01:07:26,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 01:07:26,088 INFO L82 PathProgramCache]: Analyzing trace with hash 1662123966, now seen corresponding path program 1 times [2021-10-25 01:07:26,088 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 01:07:26,089 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033420849] [2021-10-25 01:07:26,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 01:07:26,089 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 01:07:26,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 01:07:26,734 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 01:07:26,735 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 01:07:26,735 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033420849] [2021-10-25 01:07:26,735 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2033420849] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 01:07:26,735 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1341978944] [2021-10-25 01:07:26,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 01:07:26,735 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 01:07:26,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 01:07:26,736 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 01:07:26,737 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-10-25 01:07:26,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 01:07:26,817 WARN L261 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 39 conjunts are in the unsatisfiable core [2021-10-25 01:07:26,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 01:07:27,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-10-25 01:07:27,677 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 01:07:27,678 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1341978944] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 01:07:27,678 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 01:07:27,678 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 15] total 30 [2021-10-25 01:07:27,678 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734658291] [2021-10-25 01:07:27,678 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-10-25 01:07:27,678 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 01:07:27,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-10-25 01:07:27,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=155, Invalid=775, Unknown=0, NotChecked=0, Total=930 [2021-10-25 01:07:27,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 01:07:27,680 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 01:07:27,680 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 2.032258064516129) internal successors, (63), 30 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-25 01:07:27,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-25 01:07:27,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 01:07:27,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-25 01:07:27,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 01:07:28,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-25 01:07:28,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 01:07:28,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-25 01:07:28,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-25 01:07:28,975 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-10-25 01:07:29,159 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 01:07:29,160 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 01:07:29,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 01:07:29,160 INFO L82 PathProgramCache]: Analyzing trace with hash 86448462, now seen corresponding path program 2 times [2021-10-25 01:07:29,160 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 01:07:29,160 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070277044] [2021-10-25 01:07:29,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 01:07:29,160 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 01:07:29,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 01:07:30,025 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-25 01:07:30,025 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 01:07:30,025 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1070277044] [2021-10-25 01:07:30,025 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1070277044] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 01:07:30,025 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2142045657] [2021-10-25 01:07:30,025 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-25 01:07:30,026 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 01:07:30,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 01:07:30,026 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 01:07:30,027 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-10-25 01:07:30,186 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-25 01:07:30,186 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 01:07:30,187 WARN L261 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 56 conjunts are in the unsatisfiable core [2021-10-25 01:07:30,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 01:07:31,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:31,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:31,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:31,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:31,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:31,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:31,878 INFO L354 Elim1Store]: treesize reduction 38, result has 55.3 percent of original size [2021-10-25 01:07:31,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 63 treesize of output 77 [2021-10-25 01:07:32,232 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 01:07:32,232 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2142045657] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 01:07:32,232 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 01:07:32,232 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 26] total 47 [2021-10-25 01:07:32,232 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283316176] [2021-10-25 01:07:32,233 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2021-10-25 01:07:32,233 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 01:07:32,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2021-10-25 01:07:32,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=348, Invalid=1908, Unknown=0, NotChecked=0, Total=2256 [2021-10-25 01:07:32,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 01:07:32,234 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 01:07:32,234 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 2.0833333333333335) internal successors, (100), 47 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-25 01:07:32,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-25 01:07:32,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 01:07:32,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-25 01:07:32,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-10-25 01:07:32,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 01:07:35,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-25 01:07:35,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 01:07:35,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-25 01:07:35,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-25 01:07:35,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-10-25 01:07:35,400 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-10-25 01:07:35,581 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 01:07:35,582 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 01:07:35,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 01:07:35,582 INFO L82 PathProgramCache]: Analyzing trace with hash -754592266, now seen corresponding path program 1 times [2021-10-25 01:07:35,582 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 01:07:35,583 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349941442] [2021-10-25 01:07:35,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 01:07:35,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 01:07:35,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 01:07:36,466 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-10-25 01:07:36,466 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 01:07:36,466 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349941442] [2021-10-25 01:07:36,467 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [349941442] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 01:07:36,467 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [227540247] [2021-10-25 01:07:36,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 01:07:36,467 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 01:07:36,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 01:07:36,468 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 01:07:36,468 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-10-25 01:07:36,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 01:07:36,743 WARN L261 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 71 conjunts are in the unsatisfiable core [2021-10-25 01:07:36,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 01:07:38,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:38,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:38,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:38,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:38,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:38,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:38,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:38,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:38,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:38,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:38,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:38,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:38,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:38,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:38,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:38,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:38,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:38,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:38,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:38,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:38,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:38,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 27 [2021-10-25 01:07:39,039 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 01:07:39,039 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [227540247] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 01:07:39,040 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 01:07:39,040 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 31] total 49 [2021-10-25 01:07:39,041 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982490266] [2021-10-25 01:07:39,041 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2021-10-25 01:07:39,041 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 01:07:39,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2021-10-25 01:07:39,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=324, Invalid=2126, Unknown=0, NotChecked=0, Total=2450 [2021-10-25 01:07:39,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 01:07:39,042 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 01:07:39,043 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 2.16) internal successors, (108), 49 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-25 01:07:39,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-25 01:07:39,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 01:07:39,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-25 01:07:39,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-10-25 01:07:39,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-10-25 01:07:39,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 01:07:43,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-25 01:07:43,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 01:07:43,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-25 01:07:43,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-25 01:07:43,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-10-25 01:07:43,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2021-10-25 01:07:43,374 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-10-25 01:07:43,557 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 01:07:43,558 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 01:07:43,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 01:07:43,558 INFO L82 PathProgramCache]: Analyzing trace with hash 1633708734, now seen corresponding path program 2 times [2021-10-25 01:07:43,558 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 01:07:43,558 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448249147] [2021-10-25 01:07:43,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 01:07:43,559 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 01:07:43,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 01:07:44,698 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 0 proven. 209 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2021-10-25 01:07:44,698 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 01:07:44,698 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448249147] [2021-10-25 01:07:44,698 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448249147] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 01:07:44,699 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [583625738] [2021-10-25 01:07:44,699 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-25 01:07:44,699 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 01:07:44,699 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 01:07:44,700 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 01:07:44,701 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-10-25 01:07:45,140 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-25 01:07:45,140 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 01:07:45,142 WARN L261 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 96 conjunts are in the unsatisfiable core [2021-10-25 01:07:45,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 01:07:48,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:07:48,834 INFO L354 Elim1Store]: treesize reduction 88, result has 52.4 percent of original size [2021-10-25 01:07:48,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 36 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 19 case distinctions, treesize of input 114 treesize of output 138 [2021-10-25 01:07:49,672 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 0 proven. 371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 01:07:49,672 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [583625738] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 01:07:49,672 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 01:07:49,672 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 46] total 66 [2021-10-25 01:07:49,672 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256034321] [2021-10-25 01:07:49,673 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2021-10-25 01:07:49,673 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 01:07:49,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2021-10-25 01:07:49,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=490, Invalid=3932, Unknown=0, NotChecked=0, Total=4422 [2021-10-25 01:07:49,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 01:07:49,674 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 01:07:49,675 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 67 states, 67 states have (on average 2.014925373134328) internal successors, (135), 66 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-25 01:07:49,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-25 01:07:49,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 01:07:49,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-25 01:07:49,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-10-25 01:07:49,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-10-25 01:07:49,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2021-10-25 01:07:49,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 01:07:55,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-25 01:07:55,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 01:07:55,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-25 01:07:55,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-25 01:07:55,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-10-25 01:07:55,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2021-10-25 01:07:55,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2021-10-25 01:07:55,948 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2021-10-25 01:07:56,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-10-25 01:07:56,131 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 01:07:56,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 01:07:56,131 INFO L82 PathProgramCache]: Analyzing trace with hash 1551763334, now seen corresponding path program 3 times [2021-10-25 01:07:56,132 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 01:07:56,132 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686581383] [2021-10-25 01:07:56,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 01:07:56,132 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 01:07:56,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 01:07:57,634 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 0 proven. 357 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2021-10-25 01:07:57,635 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 01:07:57,635 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686581383] [2021-10-25 01:07:57,635 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686581383] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 01:07:57,635 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1557466362] [2021-10-25 01:07:57,635 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-25 01:07:57,635 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 01:07:57,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 01:07:57,636 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 01:07:57,637 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-10-25 01:07:58,309 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 14 check-sat command(s) [2021-10-25 01:07:58,309 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 01:07:58,311 WARN L261 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 121 conjunts are in the unsatisfiable core [2021-10-25 01:07:58,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 01:08:03,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:03,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:08:11,263 WARN L207 SmtUtils]: Spent 7.33 s on a formula simplification. DAG size of input: 940 DAG size of output: 720 [2021-10-25 01:08:11,265 INFO L354 Elim1Store]: treesize reduction 900, result has 64.4 percent of original size [2021-10-25 01:08:11,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 24 select indices, 24 select index equivalence classes, 56 disjoint index pairs (out of 276 index pairs), introduced 24 new quantified variables, introduced 220 case distinctions, treesize of input 144 treesize of output 1672 [2021-10-25 01:18:51,300 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 0 proven. 638 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 01:18:51,300 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1557466362] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 01:18:51,300 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 01:18:51,300 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 59] total 82 [2021-10-25 01:18:51,301 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685229248] [2021-10-25 01:18:51,301 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 83 states [2021-10-25 01:18:51,301 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 01:18:51,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2021-10-25 01:18:51,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=363, Invalid=6443, Unknown=0, NotChecked=0, Total=6806 [2021-10-25 01:18:51,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 01:18:51,303 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 01:18:51,303 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 83 states, 83 states have (on average 2.0120481927710845) internal successors, (167), 82 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-25 01:18:51,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-25 01:18:51,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 01:18:51,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-25 01:18:51,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-10-25 01:18:51,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-10-25 01:18:51,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2021-10-25 01:18:51,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2021-10-25 01:18:51,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 01:19:11,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-25 01:19:11,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 01:19:11,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-25 01:19:11,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-25 01:19:11,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-10-25 01:19:11,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2021-10-25 01:19:11,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2021-10-25 01:19:11,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-10-25 01:19:11,546 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2021-10-25 01:19:11,728 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 01:19:11,731 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 01:19:11,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 01:19:11,731 INFO L82 PathProgramCache]: Analyzing trace with hash 282957427, now seen corresponding path program 1 times [2021-10-25 01:19:11,731 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 01:19:11,731 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519050044] [2021-10-25 01:19:11,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 01:19:11,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 01:19:11,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 01:19:13,338 INFO L134 CoverageAnalysis]: Checked inductivity of 842 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2021-10-25 01:19:13,338 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 01:19:13,338 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1519050044] [2021-10-25 01:19:13,338 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1519050044] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 01:19:13,338 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [121922953] [2021-10-25 01:19:13,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 01:19:13,338 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 01:19:13,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 01:19:13,339 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 01:19:13,340 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-10-25 01:19:14,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 01:19:14,188 WARN L261 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 137 conjunts are in the unsatisfiable core [2021-10-25 01:19:14,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 01:19:20,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 105 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 42 [2021-10-25 01:19:20,383 INFO L134 CoverageAnalysis]: Checked inductivity of 842 backedges. 0 proven. 842 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 01:19:20,383 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [121922953] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 01:19:20,383 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 01:19:20,384 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 64] total 91 [2021-10-25 01:19:20,384 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535300834] [2021-10-25 01:19:20,384 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 92 states [2021-10-25 01:19:20,384 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 01:19:20,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 92 interpolants. [2021-10-25 01:19:20,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=881, Invalid=7491, Unknown=0, NotChecked=0, Total=8372 [2021-10-25 01:19:20,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 01:19:20,387 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 01:19:20,387 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 92 states, 92 states have (on average 2.097826086956522) internal successors, (193), 91 states have internal predecessors, (193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-25 01:19:20,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-25 01:19:20,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 01:19:20,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-25 01:19:20,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-10-25 01:19:20,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-10-25 01:19:20,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2021-10-25 01:19:20,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2021-10-25 01:19:20,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-10-25 01:19:20,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 01:19:29,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-25 01:19:29,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 01:19:29,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-25 01:19:29,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-25 01:19:29,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-10-25 01:19:29,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2021-10-25 01:19:29,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2021-10-25 01:19:29,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-10-25 01:19:29,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-10-25 01:19:29,937 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-10-25 01:19:30,116 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-10-25 01:19:30,116 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 01:19:30,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 01:19:30,117 INFO L82 PathProgramCache]: Analyzing trace with hash 1436196179, now seen corresponding path program 2 times [2021-10-25 01:19:30,117 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 01:19:30,117 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908268876] [2021-10-25 01:19:30,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 01:19:30,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 01:19:30,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 01:19:31,841 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 742 refuted. 0 times theorem prover too weak. 628 trivial. 0 not checked. [2021-10-25 01:19:31,841 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 01:19:31,841 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908268876] [2021-10-25 01:19:31,841 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1908268876] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 01:19:31,841 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2142327585] [2021-10-25 01:19:31,841 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-25 01:19:31,841 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 01:19:31,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 01:19:31,842 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 01:19:31,845 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-10-25 01:19:33,001 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-25 01:19:33,002 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 01:19:33,004 WARN L261 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 170 conjunts are in the unsatisfiable core [2021-10-25 01:19:33,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 01:19:43,448 INFO L354 Elim1Store]: treesize reduction 144, result has 51.5 percent of original size [2021-10-25 01:19:43,449 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 153 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 37 case distinctions, treesize of input 133 treesize of output 209 [2021-10-25 01:19:44,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 1370 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-25 01:19:44,413 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2142327585] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 01:19:44,413 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-25 01:19:44,413 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 83] total 110 [2021-10-25 01:19:44,413 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111799810] [2021-10-25 01:19:44,414 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 111 states [2021-10-25 01:19:44,414 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-25 01:19:44,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 111 interpolants. [2021-10-25 01:19:44,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1073, Invalid=11137, Unknown=0, NotChecked=0, Total=12210 [2021-10-25 01:19:44,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-25 01:19:44,417 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-25 01:19:44,418 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 111 states, 111 states have (on average 2.0) internal successors, (222), 110 states have internal predecessors, (222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-25 01:19:44,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-25 01:19:44,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-25 01:19:44,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-25 01:19:44,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-10-25 01:19:44,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-10-25 01:19:44,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2021-10-25 01:19:44,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2021-10-25 01:19:44,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-10-25 01:19:44,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-10-25 01:19:44,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-25 01:20:01,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-25 01:20:01,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-25 01:20:01,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-25 01:20:01,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-25 01:20:01,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-10-25 01:20:01,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2021-10-25 01:20:01,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2021-10-25 01:20:01,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-10-25 01:20:01,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-10-25 01:20:01,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2021-10-25 01:20:01,057 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-10-25 01:20:01,254 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-10-25 01:20:01,255 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-25 01:20:01,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-25 01:20:01,255 INFO L82 PathProgramCache]: Analyzing trace with hash 1135207419, now seen corresponding path program 3 times [2021-10-25 01:20:01,255 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-25 01:20:01,255 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520904184] [2021-10-25 01:20:01,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-25 01:20:01,256 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-25 01:20:01,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-25 01:20:03,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1850 backedges. 0 proven. 1008 refuted. 0 times theorem prover too weak. 842 trivial. 0 not checked. [2021-10-25 01:20:03,387 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-25 01:20:03,387 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520904184] [2021-10-25 01:20:03,387 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520904184] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-25 01:20:03,387 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1168237714] [2021-10-25 01:20:03,387 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-25 01:20:03,387 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-25 01:20:03,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-25 01:20:03,388 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-25 01:20:03,388 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-10-25 01:20:04,943 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 22 check-sat command(s) [2021-10-25 01:20:04,943 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-25 01:20:04,946 WARN L261 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 195 conjunts are in the unsatisfiable core [2021-10-25 01:20:04,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-25 01:20:20,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-25 01:20:20,658 INFO L244 Elim1Store]: Index analysis took 135 ms Received shutdown request... [2021-10-25 01:21:08,210 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-10-25 01:21:08,213 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-10-25 01:21:08,217 WARN L223 SmtUtils]: Removed 287 from assertion stack [2021-10-25 01:21:08,219 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT [2021-10-25 01:21:08,240 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-10-25 01:21:08,246 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-10-25 01:21:08,419 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-10-25 01:21:08,420 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 192 with TraceHistMax 22,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 2685 for 47540ms.. [2021-10-25 01:21:08,422 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-25 01:21:08,422 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-25 01:21:08,428 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-25 01:21:08,428 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-25 01:21:08,430 INFO L202 PluginConnector]: Adding new model misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 01:21:08 BasicIcfg [2021-10-25 01:21:08,430 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-25 01:21:08,431 INFO L168 Benchmark]: Toolchain (without parser) took 825008.80 ms. Allocated memory was 188.7 MB in the beginning and 669.0 MB in the end (delta: 480.2 MB). Free memory was 149.7 MB in the beginning and 294.1 MB in the end (delta: -144.4 MB). Peak memory consumption was 515.6 MB. Max. memory is 8.0 GB. [2021-10-25 01:21:08,431 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.08 ms. Allocated memory is still 188.7 MB. Free memory is still 150.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-25 01:21:08,431 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.64 ms. Allocated memory is still 188.7 MB. Free memory was 149.6 MB in the beginning and 148.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-10-25 01:21:08,431 INFO L168 Benchmark]: Boogie Preprocessor took 19.35 ms. Allocated memory is still 188.7 MB. Free memory was 148.2 MB in the beginning and 147.2 MB in the end (delta: 993.2 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-10-25 01:21:08,431 INFO L168 Benchmark]: RCFGBuilder took 213.98 ms. Allocated memory is still 188.7 MB. Free memory was 147.1 MB in the beginning and 135.2 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-10-25 01:21:08,432 INFO L168 Benchmark]: TraceAbstraction took 824751.47 ms. Allocated memory was 188.7 MB in the beginning and 669.0 MB in the end (delta: 480.2 MB). Free memory was 134.8 MB in the beginning and 294.1 MB in the end (delta: -159.4 MB). Peak memory consumption was 499.9 MB. Max. memory is 8.0 GB. [2021-10-25 01:21:08,432 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 0.08 ms. Allocated memory is still 188.7 MB. Free memory is still 150.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 19.64 ms. Allocated memory is still 188.7 MB. Free memory was 149.6 MB in the beginning and 148.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 19.35 ms. Allocated memory is still 188.7 MB. Free memory was 148.2 MB in the beginning and 147.2 MB in the end (delta: 993.2 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 213.98 ms. Allocated memory is still 188.7 MB. Free memory was 147.1 MB in the beginning and 135.2 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 824751.47 ms. Allocated memory was 188.7 MB in the beginning and 669.0 MB in the end (delta: 480.2 MB). Free memory was 134.8 MB in the beginning and 294.1 MB in the end (delta: -159.4 MB). Peak memory consumption was 499.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3358, positive: 2452, positive conditional: 1990, positive unconditional: 462, negative: 906, negative conditional: 906, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2452, positive: 2452, positive conditional: 0, positive unconditional: 2452, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 317, positive: 317, positive conditional: 0, positive unconditional: 317, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 317, positive: 317, positive conditional: 0, positive unconditional: 317, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2452, positive: 2135, positive conditional: 0, positive unconditional: 2135, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 317, unknown conditional: 0, unknown unconditional: 317] , Statistics on independence cache: Total cache size (in pairs): 317, Positive cache size: 317, Positive conditional cache size: 0, Positive unconditional cache size: 317, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 906 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 26, Number of persistent set computation: 53, Number of trivial persistent sets: 23, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3358, positive: 2452, positive conditional: 1990, positive unconditional: 462, negative: 906, negative conditional: 906, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2452, positive: 2452, positive conditional: 0, positive unconditional: 2452, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 317, positive: 317, positive conditional: 0, positive unconditional: 317, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 317, positive: 317, positive conditional: 0, positive unconditional: 317, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2452, positive: 2135, positive conditional: 0, positive unconditional: 2135, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 317, unknown conditional: 0, unknown unconditional: 317] , Statistics on independence cache: Total cache size (in pairs): 317, Positive cache size: 317, Positive conditional cache size: 0, Positive unconditional cache size: 317, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 906 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 65]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 192 with TraceHistMax 22,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 2685 for 47540ms.. - TimeoutResultAtElement [Line: 60]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 192 with TraceHistMax 22,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 2685 for 47540ms.. - TimeoutResultAtElement [Line: 60]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 192 with TraceHistMax 22,while TraceCheckSpWp was constructing forward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 2685 for 47540ms.. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 48 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 824641.6ms, OverallIterations: 11, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.0ms, PartialOrderReductionTime: 61739.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 703, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 80.2ms SsaConstructionTime, 422.5ms SatisfiabilityAnalysisTime, 689457.4ms InterpolantComputationTime, 1494 NumberOfCodeBlocks, 1494 NumberOfCodeBlocksAsserted, 38 NumberOfCheckSat, 1474 ConstructedInterpolants, 9 QuantifiedInterpolants, 62426 SizeOfPredicates, 67 NumberOfNonLiveVariables, 1290 ConjunctsInSsa, 723 ConjunctsInUnsatCore, 20 InterpolantComputations, 0 PerfectInterpolantSequences, 1438/7054 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