/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-NewStatesSleep-NoLbe-Symm.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-5.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-87fd7473a0bda1db0ad7f77f2116346063730f21-87fd747 [2021-08-21 22:59:08,093 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-21 22:59:08,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-21 22:59:08,134 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-21 22:59:08,135 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-21 22:59:08,137 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-21 22:59:08,140 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-21 22:59:08,145 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-21 22:59:08,147 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-21 22:59:08,151 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-21 22:59:08,152 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-21 22:59:08,153 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-21 22:59:08,153 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-21 22:59:08,155 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-21 22:59:08,157 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-21 22:59:08,160 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-21 22:59:08,161 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-21 22:59:08,161 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-21 22:59:08,163 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-21 22:59:08,171 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-21 22:59:08,174 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-21 22:59:08,175 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-21 22:59:08,176 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-21 22:59:08,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-21 22:59:08,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-21 22:59:08,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-21 22:59:08,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-21 22:59:08,187 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-21 22:59:08,187 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-21 22:59:08,188 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-21 22:59:08,188 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-21 22:59:08,189 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-21 22:59:08,191 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-21 22:59:08,191 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-21 22:59:08,192 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-21 22:59:08,193 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-21 22:59:08,193 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-21 22:59:08,193 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-21 22:59:08,194 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-21 22:59:08,194 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-21 22:59:08,195 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-21 22:59:08,196 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-NewStatesSleep-NoLbe-Symm.epf [2021-08-21 22:59:08,232 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-21 22:59:08,232 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-21 22:59:08,233 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-21 22:59:08,233 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-21 22:59:08,236 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-21 22:59:08,236 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-21 22:59:08,236 INFO L138 SettingsManager]: * Use SBE=true [2021-08-21 22:59:08,236 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-21 22:59:08,237 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-21 22:59:08,237 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-21 22:59:08,237 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-21 22:59:08,238 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-21 22:59:08,238 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-21 22:59:08,238 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-21 22:59:08,238 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-21 22:59:08,238 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-21 22:59:08,238 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-21 22:59:08,238 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-21 22:59:08,238 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-21 22:59:08,239 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-21 22:59:08,239 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-21 22:59:08,239 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-21 22:59:08,239 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-21 22:59:08,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-21 22:59:08,239 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-21 22:59:08,240 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-21 22:59:08,240 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-21 22:59:08,240 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-21 22:59:08,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-21 22:59:08,240 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-21 22:59:08,240 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-21 22:59:08,240 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-21 22:59:08,241 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-08-21 22:59:08,241 INFO L138 SettingsManager]: * Limit POR to symmetric independence in concurrent analysis=true [2021-08-21 22:59:08,241 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-21 22:59:08,582 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-21 22:59:08,603 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-21 22:59:08,605 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-21 22:59:08,606 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-08-21 22:59:08,607 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-08-21 22:59:08,608 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-5.wvr.bpl [2021-08-21 22:59:08,609 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-5.wvr.bpl' [2021-08-21 22:59:08,646 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-21 22:59:08,648 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-08-21 22:59:08,649 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-21 22:59:08,649 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-21 22:59:08,649 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-21 22:59:08,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.08 10:59:08" (1/1) ... [2021-08-21 22:59:08,669 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.08 10:59:08" (1/1) ... [2021-08-21 22:59:08,677 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-21 22:59:08,679 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-21 22:59:08,679 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-21 22:59:08,679 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-21 22:59:08,686 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.08 10:59:08" (1/1) ... [2021-08-21 22:59:08,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.08 10:59:08" (1/1) ... [2021-08-21 22:59:08,688 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.08 10:59:08" (1/1) ... [2021-08-21 22:59:08,688 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.08 10:59:08" (1/1) ... [2021-08-21 22:59:08,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.08 10:59:08" (1/1) ... [2021-08-21 22:59:08,695 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.08 10:59:08" (1/1) ... [2021-08-21 22:59:08,696 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.08 10:59:08" (1/1) ... [2021-08-21 22:59:08,699 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-21 22:59:08,700 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-21 22:59:08,701 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-21 22:59:08,701 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-21 22:59:08,702 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.08 10:59:08" (1/1) ... [2021-08-21 22:59:08,708 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-21 22:59:08,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-21 22:59:08,730 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-21 22:59:08,750 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-21 22:59:08,769 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-08-21 22:59:08,770 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-08-21 22:59:08,770 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-08-21 22:59:08,770 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-08-21 22:59:08,770 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-08-21 22:59:08,770 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-08-21 22:59:08,770 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-08-21 22:59:08,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-21 22:59:08,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-21 22:59:08,771 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-08-21 22:59:08,771 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-08-21 22:59:08,771 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-08-21 22:59:08,772 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-21 22:59:09,040 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-21 22:59:09,040 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-08-21 22:59:09,042 INFO L202 PluginConnector]: Adding new model misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 10:59:09 BoogieIcfgContainer [2021-08-21 22:59:09,042 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-21 22:59:09,044 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-21 22:59:09,044 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-21 22:59:09,047 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-21 22:59:09,047 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 21.08 10:59:08" (1/2) ... [2021-08-21 22:59:09,048 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ea1752b and model type misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 10:59:09, skipping insertion in model container [2021-08-21 22:59:09,048 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 10:59:09" (2/2) ... [2021-08-21 22:59:09,049 INFO L111 eAbstractionObserver]: Analyzing ICFG misc-5.wvr.bpl [2021-08-21 22:59:09,058 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-21 22:59:09,059 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-21 22:59:09,059 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-21 22:59:09,059 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-21 22:59:09,124 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-08-21 22:59:09,177 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-21 22:59:09,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-21 22:59:09,185 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-21 22:59:09,186 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-08-21 22:59:09,214 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-21 22:59:09,220 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-21 22:59:09,221 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-08-21 22:59:09,392 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-21 22:59:09,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 22:59:09,397 INFO L82 PathProgramCache]: Analyzing trace with hash -404645288, now seen corresponding path program 1 times [2021-08-21 22:59:09,405 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 22:59:09,406 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183022138] [2021-08-21 22:59:09,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 22:59:09,406 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 22:59:09,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 22:59:09,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-21 22:59:09,562 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 22:59:09,562 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183022138] [2021-08-21 22:59:09,563 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183022138] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-21 22:59:09,563 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-21 22:59:09,563 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-21 22:59:09,565 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402322014] [2021-08-21 22:59:09,569 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-21 22:59:09,570 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 22:59:09,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-21 22:59:09,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-21 22:59:09,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:59:09,587 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-21 22:59:09,591 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 22:59:09,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:59:09,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:59:09,663 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-21 22:59:09,663 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-21 22:59:09,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 22:59:09,664 INFO L82 PathProgramCache]: Analyzing trace with hash 361689176, now seen corresponding path program 2 times [2021-08-21 22:59:09,664 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 22:59:09,665 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546932552] [2021-08-21 22:59:09,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 22:59:09,665 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 22:59:09,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 22:59:09,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 22:59:09,732 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 22:59:09,732 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546932552] [2021-08-21 22:59:09,732 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546932552] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-21 22:59:09,733 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [861645482] [2021-08-21 22:59:09,733 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-21 22:59:09,733 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-21 22:59:09,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-21 22:59:09,735 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-21 22:59:09,760 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-08-21 22:59:09,785 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-21 22:59:09,785 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-21 22:59:09,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-21 22:59:09,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-21 22:59:09,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 22:59:09,932 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [861645482] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-21 22:59:09,932 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-21 22:59:09,932 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-08-21 22:59:09,933 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148165514] [2021-08-21 22:59:09,934 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-21 22:59:09,934 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 22:59:09,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-21 22:59:09,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-08-21 22:59:09,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:59:09,935 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-21 22:59:09,935 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 6 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 22:59:09,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:59:09,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:59:10,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:59:10,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-21 22:59:10,084 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-08-21 22:59:10,264 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-08-21 22:59:10,264 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-21 22:59:10,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 22:59:10,265 INFO L82 PathProgramCache]: Analyzing trace with hash -1654630310, now seen corresponding path program 3 times [2021-08-21 22:59:10,265 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 22:59:10,265 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744589240] [2021-08-21 22:59:10,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 22:59:10,266 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 22:59:10,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 22:59:10,331 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 22:59:10,331 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 22:59:10,331 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744589240] [2021-08-21 22:59:10,331 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [744589240] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-21 22:59:10,332 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [912080438] [2021-08-21 22:59:10,332 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-21 22:59:10,332 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-21 22:59:10,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-21 22:59:10,333 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-21 22:59:10,364 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-08-21 22:59:10,390 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-08-21 22:59:10,390 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-21 22:59:10,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-21 22:59:10,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-21 22:59:10,692 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 22:59:10,692 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [912080438] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-21 22:59:10,692 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-21 22:59:10,692 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-08-21 22:59:10,693 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077467251] [2021-08-21 22:59:10,695 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-21 22:59:10,695 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 22:59:10,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-21 22:59:10,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-08-21 22:59:10,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:59:10,701 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-21 22:59:10,702 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 3.3333333333333335) internal successors, (30), 8 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 22:59:10,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:59:10,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-21 22:59:10,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:59:10,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:59:10,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-21 22:59:10,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-21 22:59:10,942 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-08-21 22:59:11,128 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-21 22:59:11,129 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-21 22:59:11,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 22:59:11,130 INFO L82 PathProgramCache]: Analyzing trace with hash 1735483102, now seen corresponding path program 4 times [2021-08-21 22:59:11,130 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 22:59:11,130 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592708918] [2021-08-21 22:59:11,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 22:59:11,130 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 22:59:11,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 22:59:11,318 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 22:59:11,319 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 22:59:11,319 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592708918] [2021-08-21 22:59:11,319 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592708918] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-21 22:59:11,319 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1502482695] [2021-08-21 22:59:11,320 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-21 22:59:11,320 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-21 22:59:11,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-21 22:59:11,327 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-21 22:59:11,329 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-08-21 22:59:11,394 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-21 22:59:11,395 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-21 22:59:11,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-21 22:59:11,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-21 22:59:11,890 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 22:59:11,890 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1502482695] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-21 22:59:11,890 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-21 22:59:11,890 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2021-08-21 22:59:11,890 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850027596] [2021-08-21 22:59:11,892 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-21 22:59:11,893 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 22:59:11,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-21 22:59:11,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2021-08-21 22:59:11,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:59:11,895 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-21 22:59:11,896 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 2.923076923076923) internal successors, (38), 12 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 22:59:11,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:59:11,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-21 22:59:11,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-21 22:59:11,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:59:12,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:59:12,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-21 22:59:12,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-21 22:59:12,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-21 22:59:12,244 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-08-21 22:59:12,424 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-21 22:59:12,425 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-21 22:59:12,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 22:59:12,426 INFO L82 PathProgramCache]: Analyzing trace with hash -439594780, now seen corresponding path program 5 times [2021-08-21 22:59:12,426 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 22:59:12,426 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289276317] [2021-08-21 22:59:12,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 22:59:12,426 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 22:59:12,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 22:59:12,723 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 22:59:12,724 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 22:59:12,724 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289276317] [2021-08-21 22:59:12,725 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289276317] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-21 22:59:12,725 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [565355051] [2021-08-21 22:59:12,725 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-21 22:59:12,725 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-21 22:59:12,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-21 22:59:12,729 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-21 22:59:12,739 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-08-21 22:59:12,836 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-08-21 22:59:12,837 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-21 22:59:12,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 13 conjunts are in the unsatisfiable core [2021-08-21 22:59:12,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-21 22:59:13,685 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 22:59:13,686 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [565355051] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-21 22:59:13,686 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-21 22:59:13,686 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2021-08-21 22:59:13,686 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957247332] [2021-08-21 22:59:13,687 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-08-21 22:59:13,687 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 22:59:13,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-08-21 22:59:13,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=260, Unknown=0, NotChecked=0, Total=342 [2021-08-21 22:59:13,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:59:13,688 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-21 22:59:13,688 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 2.6315789473684212) internal successors, (50), 18 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 22:59:13,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:59:13,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-21 22:59:13,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-21 22:59:13,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-21 22:59:13,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:59:14,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:59:14,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-21 22:59:14,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-21 22:59:14,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-21 22:59:14,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-21 22:59:14,218 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-08-21 22:59:14,408 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-21 22:59:14,409 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-21 22:59:14,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 22:59:14,410 INFO L82 PathProgramCache]: Analyzing trace with hash -1710283158, now seen corresponding path program 6 times [2021-08-21 22:59:14,410 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 22:59:14,410 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082943747] [2021-08-21 22:59:14,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 22:59:14,410 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 22:59:14,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-21 22:59:20,641 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 1 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 22:59:20,642 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-21 22:59:20,642 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082943747] [2021-08-21 22:59:20,642 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082943747] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-21 22:59:20,642 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [87253583] [2021-08-21 22:59:20,642 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-21 22:59:20,642 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-21 22:59:20,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-21 22:59:20,649 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-21 22:59:20,650 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-08-21 22:59:20,806 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2021-08-21 22:59:20,806 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-21 22:59:20,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 16 conjunts are in the unsatisfiable core [2021-08-21 22:59:20,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-21 22:59:22,031 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 1 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-21 22:59:22,032 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [87253583] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-21 22:59:22,032 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-21 22:59:22,032 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-08-21 22:59:22,032 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276018987] [2021-08-21 22:59:22,033 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-08-21 22:59:22,033 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-21 22:59:22,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-08-21 22:59:22,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=453, Unknown=0, NotChecked=0, Total=600 [2021-08-21 22:59:22,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:59:22,035 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-21 22:59:22,035 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 2.48) internal successors, (62), 24 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-21 22:59:22,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:59:22,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-08-21 22:59:22,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-21 22:59:22,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-21 22:59:22,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-21 22:59:22,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-21 22:59:22,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-21 22:59:22,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-21 22:59:22,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-21 22:59:22,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-21 22:59:22,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-21 22:59:22,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-21 22:59:22,900 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2021-08-21 22:59:23,092 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-21 22:59:23,093 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-21 22:59:23,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-21 22:59:23,093 INFO L82 PathProgramCache]: Analyzing trace with hash -1222849804, now seen corresponding path program 7 times [2021-08-21 22:59:23,093 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-21 22:59:23,093 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558496584] [2021-08-21 22:59:23,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-21 22:59:23,094 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-21 22:59:23,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2021-08-21 23:13:46,874 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-08-21 23:13:46,874 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-08-21 23:13:46,915 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT [2021-08-21 23:13:46,916 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-21 23:13:46,916 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 47 with TraceHistMax 15,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-4-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-3-2-3-2-3-2-3-2-2-2-2-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. [2021-08-21 23:13:46,918 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-21 23:13:46,918 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-21 23:13:46,918 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION [2021-08-21 23:13:46,925 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-21 23:13:46,925 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-21 23:13:46,927 INFO L202 PluginConnector]: Adding new model misc-5.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.08 11:13:46 BasicIcfg [2021-08-21 23:13:46,927 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-21 23:13:46,928 INFO L168 Benchmark]: Toolchain (without parser) took 878280.02 ms. Allocated memory was 185.6 MB in the beginning and 2.1 GB in the end (delta: 1.9 GB). Free memory was 165.6 MB in the beginning and 1.9 GB in the end (delta: -1.7 GB). Peak memory consumption was 1.3 GB. Max. memory is 8.0 GB. [2021-08-21 23:13:46,928 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 185.6 MB. Free memory is still 166.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-21 23:13:46,929 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.24 ms. Allocated memory is still 185.6 MB. Free memory was 165.5 MB in the beginning and 164.0 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-08-21 23:13:46,929 INFO L168 Benchmark]: Boogie Preprocessor took 19.76 ms. Allocated memory is still 185.6 MB. Free memory was 164.0 MB in the beginning and 163.1 MB in the end (delta: 883.5 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-08-21 23:13:46,929 INFO L168 Benchmark]: RCFGBuilder took 342.58 ms. Allocated memory is still 185.6 MB. Free memory was 163.0 MB in the beginning and 148.8 MB in the end (delta: 14.1 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-08-21 23:13:46,930 INFO L168 Benchmark]: TraceAbstraction took 877882.65 ms. Allocated memory was 185.6 MB in the beginning and 2.1 GB in the end (delta: 1.9 GB). Free memory was 148.3 MB in the beginning and 1.9 GB in the end (delta: -1.7 GB). Peak memory consumption was 1.3 GB. Max. memory is 8.0 GB. [2021-08-21 23:13:46,931 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 0.19 ms. Allocated memory is still 185.6 MB. Free memory is still 166.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 29.24 ms. Allocated memory is still 185.6 MB. Free memory was 165.5 MB in the beginning and 164.0 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 19.76 ms. Allocated memory is still 185.6 MB. Free memory was 164.0 MB in the beginning and 163.1 MB in the end (delta: 883.5 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 342.58 ms. Allocated memory is still 185.6 MB. Free memory was 163.0 MB in the beginning and 148.8 MB in the end (delta: 14.1 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 877882.65 ms. Allocated memory was 185.6 MB in the beginning and 2.1 GB in the end (delta: 1.9 GB). Free memory was 148.3 MB in the beginning and 1.9 GB in the end (delta: -1.7 GB). Peak memory consumption was 1.3 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1103, positive: 797, positive conditional: 797, positive unconditional: 0, negative: 306, negative conditional: 306, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 918, positive: 797, positive conditional: 797, positive unconditional: 0, negative: 121, negative conditional: 121, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 918, positive: 797, positive conditional: 797, positive unconditional: 0, negative: 121, negative conditional: 121, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1302, positive: 797, positive conditional: 605, positive unconditional: 192, negative: 505, negative conditional: 384, negative unconditional: 121, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1302, positive: 797, positive conditional: 578, positive unconditional: 219, negative: 505, negative conditional: 235, negative unconditional: 270, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1302, positive: 797, positive conditional: 578, positive unconditional: 219, negative: 505, negative conditional: 235, negative unconditional: 270, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 227, positive: 182, positive conditional: 152, positive unconditional: 30, negative: 45, negative conditional: 39, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 227, positive: 31, positive conditional: 0, positive unconditional: 31, negative: 196, negative conditional: 0, negative unconditional: 196, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 196, positive: 151, positive conditional: 150, positive unconditional: 1, negative: 45, negative conditional: 39, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 603, positive: 439, positive conditional: 412, positive unconditional: 27, negative: 165, negative conditional: 89, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1302, positive: 615, positive conditional: 426, positive unconditional: 189, negative: 460, negative conditional: 196, negative unconditional: 264, unknown: 227, unknown conditional: 191, unknown unconditional: 36] , Statistics on independence cache: Total cache size (in pairs): 227, Positive cache size: 182, Positive conditional cache size: 152, Positive unconditional cache size: 30, Negative cache size: 45, Negative conditional cache size: 39, Negative unconditional cache size: 6, Eliminated conditions: 176, Maximal queried relation: 6, Independence queries for same thread: 185 - 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: 70]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 47 with TraceHistMax 15,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-4-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-3-2-3-2-3-2-3-2-2-2-2-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 65]: 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 47 with TraceHistMax 15,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-4-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-3-2-3-2-3-2-3-2-2-2-2-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 64]: 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 47 with TraceHistMax 15,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-4-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-3-2-3-2-3-2-3-2-2-2-2-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 64]: 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 47 with TraceHistMax 15,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-4-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-10-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-9-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-8-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-7-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-6-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-5-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-4-2-3-2-3-2-3-2-3-2-2-2-2-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 36 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 877749.5ms, OverallIterations: 7, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 16.4ms, PartialOrderReductionTime: 2212.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 53, 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: 36.7ms SsaConstructionTime, 225.4ms SatisfiabilityAnalysisTime, 9759.8ms InterpolantComputationTime, 274 NumberOfCodeBlocks, 274 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 263 ConstructedInterpolants, 0 QuantifiedInterpolants, 2116 SizeOfPredicates, 14 NumberOfNonLiveVariables, 258 ConjunctsInSsa, 53 ConjunctsInUnsatCore, 11 InterpolantComputations, 1 PerfectInterpolantSequences, 12/352 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