/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-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/mts-array.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-87fd7473a0bda1db0ad7f77f2116346063730f21-87fd747 [2021-08-22 02:16:46,262 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-22 02:16:46,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-22 02:16:46,332 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-22 02:16:46,333 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-22 02:16:46,335 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-22 02:16:46,337 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-22 02:16:46,346 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-22 02:16:46,348 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-22 02:16:46,368 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-22 02:16:46,369 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-22 02:16:46,370 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-22 02:16:46,370 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-22 02:16:46,372 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-22 02:16:46,374 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-22 02:16:46,376 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-22 02:16:46,378 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-22 02:16:46,378 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-22 02:16:46,381 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-22 02:16:46,388 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-22 02:16:46,389 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-22 02:16:46,390 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-22 02:16:46,393 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-22 02:16:46,395 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-22 02:16:46,413 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-22 02:16:46,414 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-22 02:16:46,414 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-22 02:16:46,416 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-22 02:16:46,416 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-22 02:16:46,417 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-22 02:16:46,417 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-22 02:16:46,418 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-22 02:16:46,419 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-22 02:16:46,420 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-22 02:16:46,421 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-22 02:16:46,421 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-22 02:16:46,422 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-22 02:16:46,422 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-22 02:16:46,422 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-22 02:16:46,423 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-22 02:16:46,423 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-22 02:16:46,427 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-Lockstep.epf [2021-08-22 02:16:46,491 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-22 02:16:46,492 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-22 02:16:46,492 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-22 02:16:46,493 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-22 02:16:46,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-22 02:16:46,513 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-22 02:16:46,513 INFO L138 SettingsManager]: * Use SBE=true [2021-08-22 02:16:46,513 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-22 02:16:46,513 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-22 02:16:46,513 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-22 02:16:46,513 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-22 02:16:46,514 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-22 02:16:46,514 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-22 02:16:46,514 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-22 02:16:46,514 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-22 02:16:46,514 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-22 02:16:46,514 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-22 02:16:46,514 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-22 02:16:46,515 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-22 02:16:46,515 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-22 02:16:46,515 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-22 02:16:46,515 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-22 02:16:46,515 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-22 02:16:46,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-22 02:16:46,516 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-22 02:16:46,516 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-22 02:16:46,516 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-22 02:16:46,516 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-22 02:16:46,516 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-08-22 02:16:46,516 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-22 02:16:46,530 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-22 02:16:46,530 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-22 02:16:46,530 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-22 02:16:46,530 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-08-22 02:16:46,530 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-22 02:16:46,988 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-22 02:16:47,016 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-22 02:16:47,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-22 02:16:47,019 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-08-22 02:16:47,027 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-08-22 02:16:47,031 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/mts-array.wvr.bpl [2021-08-22 02:16:47,031 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/mts-array.wvr.bpl' [2021-08-22 02:16:47,076 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-22 02:16:47,077 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-08-22 02:16:47,085 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-22 02:16:47,086 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-22 02:16:47,086 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-22 02:16:47,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 02:16:47" (1/1) ... [2021-08-22 02:16:47,143 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 02:16:47" (1/1) ... [2021-08-22 02:16:47,151 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-22 02:16:47,153 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-22 02:16:47,153 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-22 02:16:47,153 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-22 02:16:47,174 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 02:16:47" (1/1) ... [2021-08-22 02:16:47,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 02:16:47" (1/1) ... [2021-08-22 02:16:47,177 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 02:16:47" (1/1) ... [2021-08-22 02:16:47,177 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 02:16:47" (1/1) ... [2021-08-22 02:16:47,186 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 02:16:47" (1/1) ... [2021-08-22 02:16:47,200 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 02:16:47" (1/1) ... [2021-08-22 02:16:47,202 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 02:16:47" (1/1) ... [2021-08-22 02:16:47,208 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-22 02:16:47,209 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-22 02:16:47,209 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-22 02:16:47,210 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-22 02:16:47,211 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 02:16:47" (1/1) ... [2021-08-22 02:16:47,221 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-22 02:16:47,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 02:16:47,268 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) [2021-08-22 02:16:47,285 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 [2021-08-22 02:16:47,322 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-08-22 02:16:47,323 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-08-22 02:16:47,323 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-08-22 02:16:47,323 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-08-22 02:16:47,323 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-08-22 02:16:47,323 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-08-22 02:16:47,323 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-08-22 02:16:47,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-22 02:16:47,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-22 02:16:47,324 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-08-22 02:16:47,324 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-08-22 02:16:47,325 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-08-22 02:16:47,334 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-22 02:16:47,672 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-22 02:16:47,673 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-08-22 02:16:47,675 INFO L202 PluginConnector]: Adding new model mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 02:16:47 BoogieIcfgContainer [2021-08-22 02:16:47,675 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-22 02:16:47,693 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-22 02:16:47,693 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-22 02:16:47,696 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-22 02:16:47,696 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 22.08 02:16:47" (1/2) ... [2021-08-22 02:16:47,697 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d06ae78 and model type mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 02:16:47, skipping insertion in model container [2021-08-22 02:16:47,697 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 02:16:47" (2/2) ... [2021-08-22 02:16:47,698 INFO L111 eAbstractionObserver]: Analyzing ICFG mts-array.wvr.bpl [2021-08-22 02:16:47,714 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-22 02:16:47,714 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-22 02:16:47,714 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-22 02:16:47,715 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-22 02:16:47,777 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-08-22 02:16:47,826 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-22 02:16:47,826 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 02:16:47,827 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) [2021-08-22 02:16:47,833 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 [2021-08-22 02:16:47,875 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-22 02:16:47,897 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 [2021-08-22 02:16:47,898 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-08-22 02:16:48,055 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 02:16:48,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 02:16:48,067 INFO L82 PathProgramCache]: Analyzing trace with hash 1455703097, now seen corresponding path program 1 times [2021-08-22 02:16:48,083 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 02:16:48,085 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300828861] [2021-08-22 02:16:48,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 02:16:48,086 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 02:16:48,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 02:16:48,605 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-22 02:16:48,605 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 02:16:48,606 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300828861] [2021-08-22 02:16:48,607 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300828861] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 02:16:48,607 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1021320166] [2021-08-22 02:16:48,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 02:16:48,607 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 02:16:48,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 02:16:48,641 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) [2021-08-22 02:16:48,643 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-08-22 02:16:48,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 02:16:48,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 9 conjunts are in the unsatisfiable core [2021-08-22 02:16:48,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 02:16:49,264 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-08-22 02:16:49,265 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1021320166] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 02:16:49,265 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 02:16:49,265 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 12 [2021-08-22 02:16:49,267 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360151451] [2021-08-22 02:16:49,280 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-08-22 02:16:49,296 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 02:16:49,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-08-22 02:16:49,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-08-22 02:16:49,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 02:16:49,330 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 02:16:49,346 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 3.3333333333333335) internal successors, (40), 12 states have internal predecessors, (40), 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) [2021-08-22 02:16:49,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 02:16:50,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-22 02:16:50,089 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-08-22 02:16:50,277 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 [2021-08-22 02:16:50,278 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 02:16:50,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 02:16:50,278 INFO L82 PathProgramCache]: Analyzing trace with hash 1424055349, now seen corresponding path program 2 times [2021-08-22 02:16:50,279 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 02:16:50,279 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850512150] [2021-08-22 02:16:50,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 02:16:50,279 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 02:16:50,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 02:16:50,529 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-22 02:16:50,530 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 02:16:50,530 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850512150] [2021-08-22 02:16:50,530 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850512150] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 02:16:50,530 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [523338268] [2021-08-22 02:16:50,531 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-22 02:16:50,531 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 02:16:50,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 02:16:50,545 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) [2021-08-22 02:16:50,569 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-08-22 02:16:50,677 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-22 02:16:50,677 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 02:16:50,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-22 02:16:50,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 02:16:51,027 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-08-22 02:16:51,028 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [523338268] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 02:16:51,028 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-22 02:16:51,029 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 13 [2021-08-22 02:16:51,029 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93705678] [2021-08-22 02:16:51,031 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-22 02:16:51,032 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 02:16:51,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-22 02:16:51,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2021-08-22 02:16:51,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 02:16:51,039 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 02:16:51,039 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 3.5384615384615383) internal successors, (46), 13 states have internal predecessors, (46), 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) [2021-08-22 02:16:51,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-08-22 02:16:51,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 02:16:51,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-22 02:16:51,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-22 02:16:51,563 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-08-22 02:16:51,756 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 [2021-08-22 02:16:51,757 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-08-22 02:16:51,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 02:16:51,758 INFO L82 PathProgramCache]: Analyzing trace with hash 2001880991, now seen corresponding path program 3 times [2021-08-22 02:16:51,758 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 02:16:51,758 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678662720] [2021-08-22 02:16:51,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 02:16:51,758 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 02:16:52,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 02:17:05,567 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 02:17:05,568 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 02:17:05,568 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1678662720] [2021-08-22 02:17:05,569 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1678662720] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-22 02:17:05,569 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [240310671] [2021-08-22 02:17:05,569 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-22 02:17:05,569 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-22 02:17:05,569 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 02:17:05,571 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) [2021-08-22 02:17:05,572 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-08-22 02:17:05,934 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-08-22 02:17:05,934 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-22 02:17:05,936 WARN L261 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 60 conjunts are in the unsatisfiable core [2021-08-22 02:17:05,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-22 02:17:35,944 INFO L354 Elim1Store]: treesize reduction 103, result has 55.0 percent of original size [2021-08-22 02:17:35,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 3 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 25 case distinctions, treesize of input 727 treesize of output 556 Received shutdown request... [2021-08-22 02:31:03,066 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT [2021-08-22 02:31:03,085 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-08-22 02:31:03,090 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-08-22 02:31:03,091 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 [2021-08-22 02:31:03,091 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 [2021-08-22 02:31:03,272 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 [2021-08-22 02:31:03,272 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 39 with TraceHistMax 5,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-3-2-2-3-4-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 4 xjuncts wrt. a ∧-2-4-2-2-1 context. [2021-08-22 02:31:03,274 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-22 02:31:03,275 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-22 02:31:03,275 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION [2021-08-22 02:31:03,282 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-22 02:31:03,282 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-22 02:31:03,284 INFO L202 PluginConnector]: Adding new model mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 02:31:03 BasicIcfg [2021-08-22 02:31:03,284 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-22 02:31:03,285 INFO L168 Benchmark]: Toolchain (without parser) took 856207.64 ms. Allocated memory was 191.9 MB in the beginning and 1.1 GB in the end (delta: 868.2 MB). Free memory was 172.3 MB in the beginning and 519.4 MB in the end (delta: -347.1 MB). Peak memory consumption was 664.4 MB. Max. memory is 8.0 GB. [2021-08-22 02:31:03,286 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 191.9 MB. Free memory is still 173.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-22 02:31:03,286 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.50 ms. Allocated memory is still 191.9 MB. Free memory was 172.2 MB in the beginning and 170.7 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-08-22 02:31:03,287 INFO L168 Benchmark]: Boogie Preprocessor took 55.35 ms. Allocated memory is still 191.9 MB. Free memory was 170.7 MB in the beginning and 169.7 MB in the end (delta: 981.9 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-08-22 02:31:03,287 INFO L168 Benchmark]: RCFGBuilder took 465.98 ms. Allocated memory is still 191.9 MB. Free memory was 169.6 MB in the beginning and 155.6 MB in the end (delta: 14.0 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-08-22 02:31:03,288 INFO L168 Benchmark]: TraceAbstraction took 855591.67 ms. Allocated memory was 191.9 MB in the beginning and 1.1 GB in the end (delta: 868.2 MB). Free memory was 155.1 MB in the beginning and 519.4 MB in the end (delta: -364.3 MB). Peak memory consumption was 647.6 MB. Max. memory is 8.0 GB. [2021-08-22 02:31:03,290 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 0.22 ms. Allocated memory is still 191.9 MB. Free memory is still 173.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 66.50 ms. Allocated memory is still 191.9 MB. Free memory was 172.2 MB in the beginning and 170.7 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 55.35 ms. Allocated memory is still 191.9 MB. Free memory was 170.7 MB in the beginning and 169.7 MB in the end (delta: 981.9 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 465.98 ms. Allocated memory is still 191.9 MB. Free memory was 169.6 MB in the beginning and 155.6 MB in the end (delta: 14.0 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 855591.67 ms. Allocated memory was 191.9 MB in the beginning and 1.1 GB in the end (delta: 868.2 MB). Free memory was 155.1 MB in the beginning and 519.4 MB in the end (delta: -364.3 MB). Peak memory consumption was 647.6 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: 1060, positive: 935, positive conditional: 935, positive unconditional: 0, negative: 125, negative conditional: 125, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 935, positive: 935, positive conditional: 935, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 935, positive: 935, positive conditional: 935, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 935, positive: 935, positive conditional: 527, positive unconditional: 408, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 935, positive: 935, positive conditional: 518, positive unconditional: 417, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 935, positive: 935, positive conditional: 518, positive unconditional: 417, 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: 124, positive: 124, positive conditional: 28, positive unconditional: 96, 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: 124, positive: 124, positive conditional: 0, positive unconditional: 124, 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: 935, positive: 811, positive conditional: 490, positive unconditional: 321, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 124, unknown conditional: 28, unknown unconditional: 96] , Statistics on independence cache: Total cache size (in pairs): 124, Positive cache size: 124, Positive conditional cache size: 28, Positive unconditional cache size: 96, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 9, Maximal queried relation: 0, Independence queries for same thread: 125 - 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: 68]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 39 with TraceHistMax 5,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-3-2-2-3-4-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 4 xjuncts wrt. a ∧-2-4-2-2-1 context. - TimeoutResultAtElement [Line: 61]: 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 39 with TraceHistMax 5,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-3-2-2-3-4-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 4 xjuncts wrt. a ∧-2-4-2-2-1 context. - TimeoutResultAtElement [Line: 61]: 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 39 with TraceHistMax 5,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-3-2-2-3-4-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 4 xjuncts wrt. a ∧-2-4-2-2-1 context. - TimeoutResultAtElement [Line: 62]: 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 39 with TraceHistMax 5,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-3-2-2-3-4-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 4 xjuncts wrt. a ∧-2-4-2-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 42 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 855457.9ms, OverallIterations: 3, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 35.9ms, PartialOrderReductionTime: 1323.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 43, 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: 44.8ms SsaConstructionTime, 222.6ms SatisfiabilityAnalysisTime, 1400.1ms InterpolantComputationTime, 124 NumberOfCodeBlocks, 124 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 120 ConstructedInterpolants, 0 QuantifiedInterpolants, 510 SizeOfPredicates, 6 NumberOfNonLiveVariables, 171 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 4 InterpolantComputations, 0 PerfectInterpolantSequences, 31/66 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