/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy BADGER --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP -s ../../../trunk/examples/settings/gemcutter/SleepMap-ConcreteSmt-VarAbsGlobalSyntactic.epf --traceabstraction.coinflip.probability.value 80 --traceabstraction.coinflip.random.seed 13 --traceabstraction.coinflip.budget.determination.mode PURE -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2023/max-tailsum4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-e57bdd3-m [2022-10-06 07:15:06,804 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-06 07:15:06,807 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-06 07:15:06,848 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-06 07:15:06,849 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-06 07:15:06,853 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-06 07:15:06,855 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-06 07:15:06,857 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-06 07:15:06,859 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-06 07:15:06,864 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-06 07:15:06,865 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-06 07:15:06,867 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-06 07:15:06,868 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-06 07:15:06,870 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-06 07:15:06,871 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-06 07:15:06,876 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-06 07:15:06,877 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-06 07:15:06,878 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-06 07:15:06,881 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-06 07:15:06,889 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-06 07:15:06,900 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-06 07:15:06,902 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-06 07:15:06,903 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-06 07:15:06,905 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-06 07:15:06,912 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-06 07:15:06,913 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-06 07:15:06,913 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-06 07:15:06,915 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-06 07:15:06,915 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-06 07:15:06,916 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-06 07:15:06,916 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-06 07:15:06,917 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-06 07:15:06,918 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-06 07:15:06,919 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-06 07:15:06,920 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-06 07:15:06,920 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-06 07:15:06,921 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-06 07:15:06,921 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-06 07:15:06,921 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-06 07:15:06,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-06 07:15:06,922 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-06 07:15:06,927 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/SleepMap-ConcreteSmt-VarAbsGlobalSyntactic.epf [2022-10-06 07:15:06,965 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-06 07:15:06,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-06 07:15:06,966 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-06 07:15:06,966 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-06 07:15:06,968 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-06 07:15:06,968 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-06 07:15:06,970 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-06 07:15:06,970 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-06 07:15:06,970 INFO L138 SettingsManager]: * Use SBE=true [2022-10-06 07:15:06,970 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-06 07:15:06,971 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-06 07:15:06,971 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-06 07:15:06,971 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-06 07:15:06,971 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-06 07:15:06,972 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-06 07:15:06,972 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-06 07:15:06,972 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-06 07:15:06,972 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-06 07:15:06,973 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-06 07:15:06,973 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-06 07:15:06,973 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-06 07:15:06,973 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-06 07:15:06,973 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-06 07:15:06,973 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-06 07:15:06,974 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-06 07:15:06,974 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-06 07:15:06,974 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-06 07:15:06,974 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-06 07:15:06,974 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-06 07:15:06,974 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-06 07:15:06,975 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-06 07:15:06,975 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-06 07:15:06,975 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-10-06 07:15:06,975 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-06 07:15:06,976 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-06 07:15:06,976 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-10-06 07:15:06,976 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-06 07:15:06,976 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-06 07:15:06,976 INFO L138 SettingsManager]: * Number of independence relations to use for POR=2 [2022-10-06 07:15:06,977 INFO L138 SettingsManager]: * Independence relation used for POR in concurrent analysis=SYNTACTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Coinflip probability value -> 80 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Coinflip random seed -> 13 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Coinflip budget determination mode -> PURE [2022-10-06 07:15:07,318 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-06 07:15:07,348 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-06 07:15:07,351 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-06 07:15:07,352 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-06 07:15:07,353 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-06 07:15:07,354 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/max-tailsum4.bpl [2022-10-06 07:15:07,354 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/max-tailsum4.bpl' [2022-10-06 07:15:07,381 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-06 07:15:07,382 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-10-06 07:15:07,383 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-06 07:15:07,383 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-06 07:15:07,384 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-06 07:15:07,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:15:07" (1/1) ... [2022-10-06 07:15:07,415 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:15:07" (1/1) ... [2022-10-06 07:15:07,422 INFO L138 Inliner]: procedures = 3, calls = 4, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-10-06 07:15:07,424 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-06 07:15:07,425 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-06 07:15:07,425 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-06 07:15:07,425 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-06 07:15:07,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:15:07" (1/1) ... [2022-10-06 07:15:07,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:15:07" (1/1) ... [2022-10-06 07:15:07,432 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:15:07" (1/1) ... [2022-10-06 07:15:07,432 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:15:07" (1/1) ... [2022-10-06 07:15:07,436 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:15:07" (1/1) ... [2022-10-06 07:15:07,439 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:15:07" (1/1) ... [2022-10-06 07:15:07,441 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:15:07" (1/1) ... [2022-10-06 07:15:07,447 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-06 07:15:07,448 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-06 07:15:07,448 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-06 07:15:07,448 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-06 07:15:07,450 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:15:07" (1/1) ... [2022-10-06 07:15:07,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-06 07:15:07,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-06 07:15:07,472 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-06 07:15:07,475 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-06 07:15:07,502 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-10-06 07:15:07,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-06 07:15:07,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-06 07:15:07,503 INFO L124 BoogieDeclarations]: Specification and implementation of procedure sum given in one single declaration [2022-10-06 07:15:07,503 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2022-10-06 07:15:07,503 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2022-10-06 07:15:07,504 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-06 07:15:07,556 INFO L234 CfgBuilder]: Building ICFG [2022-10-06 07:15:07,558 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-06 07:15:07,663 INFO L275 CfgBuilder]: Performing block encoding [2022-10-06 07:15:07,669 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-06 07:15:07,669 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-06 07:15:07,671 INFO L202 PluginConnector]: Adding new model max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 07:15:07 BoogieIcfgContainer [2022-10-06 07:15:07,671 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-06 07:15:07,674 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-06 07:15:07,674 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-06 07:15:07,677 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-06 07:15:07,677 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:15:07" (1/2) ... [2022-10-06 07:15:07,678 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e29555d and model type max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.10 07:15:07, skipping insertion in model container [2022-10-06 07:15:07,678 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 07:15:07" (2/2) ... [2022-10-06 07:15:07,679 INFO L112 eAbstractionObserver]: Analyzing ICFG max-tailsum4.bpl [2022-10-06 07:15:07,687 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-06 07:15:07,695 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-06 07:15:07,696 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-06 07:15:07,696 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-06 07:15:07,809 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-10-06 07:15:07,883 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-06 07:15:07,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-06 07:15:07,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-06 07:15:07,905 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-06 07:15:07,952 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-10-06 07:15:07,968 INFO L100 denceProviderFactory]: Independence Relation #2: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-06 07:15:07,998 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 2 independence relations. [2022-10-06 07:15:07,998 WARN L162 artialOrderCegarLoop]: Attention: Unsuitable combinations of independence relations may be unsound! [2022-10-06 07:15:07,999 WARN L163 artialOrderCegarLoop]: Only combine independence relations if you are sure the combination is sound. [2022-10-06 07:15:08,019 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONASSERT ======== [2022-10-06 07:15:08,025 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@38240bc7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-06 07:15:08,025 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-06 07:15:08,390 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-06 07:15:08,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-06 07:15:08,396 INFO L85 PathProgramCache]: Analyzing trace with hash 1722601335, now seen corresponding path program 1 times [2022-10-06 07:15:08,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-06 07:15:08,406 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821265029] [2022-10-06 07:15:08,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-06 07:15:08,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-06 07:15:08,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-06 07:15:08,896 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2022-10-06 07:15:08,896 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-06 07:15:08,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1821265029] [2022-10-06 07:15:08,897 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1821265029] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-06 07:15:08,898 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-06 07:15:08,898 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-06 07:15:08,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768148914] [2022-10-06 07:15:08,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-06 07:15:08,924 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-06 07:15:08,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-06 07:15:08,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-06 07:15:08,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-06 07:15:08,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-06 07:15:08,984 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-06 07:15:08,985 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-06 07:15:08,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-06 07:15:30,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-06 07:15:30,310 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-06 07:15:30,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-06 07:15:30,316 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-10-06 07:15:30,319 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT was SAFE (1/5) [2022-10-06 07:15:30,324 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-06 07:15:30,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-06 07:15:30,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-06 07:15:30,327 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-06 07:15:30,328 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2022-10-06 07:15:30,336 INFO L100 denceProviderFactory]: Independence Relation #2: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-06 07:15:30,338 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 2 independence relations. [2022-10-06 07:15:30,338 WARN L162 artialOrderCegarLoop]: Attention: Unsuitable combinations of independence relations may be unsound! [2022-10-06 07:15:30,338 WARN L163 artialOrderCegarLoop]: Only combine independence relations if you are sure the combination is sound. [2022-10-06 07:15:30,338 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-06 07:15:30,339 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@38240bc7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-06 07:15:30,340 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-06 07:15:31,505 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-06 07:15:31,508 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-06 07:15:31,508 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (2/5) [2022-10-06 07:15:31,515 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-06 07:15:31,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-06 07:15:31,515 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-06 07:15:31,517 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-06 07:15:31,518 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2022-10-06 07:15:31,521 INFO L100 denceProviderFactory]: Independence Relation #2: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-06 07:15:31,522 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 2 independence relations. [2022-10-06 07:15:31,522 WARN L162 artialOrderCegarLoop]: Attention: Unsuitable combinations of independence relations may be unsound! [2022-10-06 07:15:31,522 WARN L163 artialOrderCegarLoop]: Only combine independence relations if you are sure the combination is sound. [2022-10-06 07:15:31,522 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-06 07:15:31,523 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@38240bc7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-06 07:15:31,523 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-06 07:15:31,561 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-06 07:15:31,563 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-06 07:15:31,563 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (3/5) [2022-10-06 07:15:31,565 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-06 07:15:31,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-06 07:15:31,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-06 07:15:31,570 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-06 07:15:31,573 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2022-10-06 07:15:31,575 INFO L100 denceProviderFactory]: Independence Relation #2: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-06 07:15:31,576 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 2 independence relations. [2022-10-06 07:15:31,577 WARN L162 artialOrderCegarLoop]: Attention: Unsuitable combinations of independence relations may be unsound! [2022-10-06 07:15:31,577 WARN L163 artialOrderCegarLoop]: Only combine independence relations if you are sure the combination is sound. [2022-10-06 07:15:31,577 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-06 07:15:31,578 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@38240bc7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-06 07:15:31,578 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-06 07:15:31,656 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-06 07:15:31,664 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-06 07:15:31,665 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (4/5) [2022-10-06 07:15:31,671 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-06 07:15:31,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-06 07:15:31,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-06 07:15:31,674 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-06 07:15:31,675 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process [2022-10-06 07:15:31,678 INFO L100 denceProviderFactory]: Independence Relation #2: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-06 07:15:31,679 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 2 independence relations. [2022-10-06 07:15:31,679 WARN L162 artialOrderCegarLoop]: Attention: Unsuitable combinations of independence relations may be unsound! [2022-10-06 07:15:31,679 WARN L163 artialOrderCegarLoop]: Only combine independence relations if you are sure the combination is sound. [2022-10-06 07:15:31,679 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-06 07:15:31,680 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@38240bc7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-06 07:15:31,680 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-06 07:15:31,681 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-06 07:15:31,682 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-06 07:15:31,682 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (5/5) [2022-10-06 07:15:31,683 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-06 07:15:31,683 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-06 07:15:31,688 INFO L202 PluginConnector]: Adding new model max-tailsum4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.10 07:15:31 BasicIcfg [2022-10-06 07:15:31,688 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-06 07:15:31,689 INFO L158 Benchmark]: Toolchain (without parser) took 24306.31ms. Allocated memory was 186.6MB in the beginning and 5.9GB in the end (delta: 5.7GB). Free memory was 164.9MB in the beginning and 5.4GB in the end (delta: -5.2GB). Peak memory consumption was 523.7MB. Max. memory is 8.0GB. [2022-10-06 07:15:31,689 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.12ms. Allocated memory is still 186.6MB. Free memory is still 166.0MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-06 07:15:31,689 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.89ms. Allocated memory is still 186.6MB. Free memory was 164.9MB in the beginning and 163.2MB in the end (delta: 1.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-10-06 07:15:31,689 INFO L158 Benchmark]: Boogie Preprocessor took 22.21ms. Allocated memory is still 186.6MB. Free memory was 163.2MB in the beginning and 162.4MB in the end (delta: 847.7kB). There was no memory consumed. Max. memory is 8.0GB. [2022-10-06 07:15:31,690 INFO L158 Benchmark]: RCFGBuilder took 223.34ms. Allocated memory is still 186.6MB. Free memory was 162.2MB in the beginning and 153.2MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2022-10-06 07:15:31,690 INFO L158 Benchmark]: TraceAbstraction took 24014.32ms. Allocated memory was 186.6MB in the beginning and 5.9GB in the end (delta: 5.7GB). Free memory was 152.6MB in the beginning and 5.4GB in the end (delta: -5.2GB). Peak memory consumption was 510.1MB. Max. memory is 8.0GB. [2022-10-06 07:15:31,696 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 0.12ms. Allocated memory is still 186.6MB. Free memory is still 166.0MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 40.89ms. Allocated memory is still 186.6MB. Free memory was 164.9MB in the beginning and 163.2MB in the end (delta: 1.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 22.21ms. Allocated memory is still 186.6MB. Free memory was 163.2MB in the beginning and 162.4MB in the end (delta: 847.7kB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 223.34ms. Allocated memory is still 186.6MB. Free memory was 162.2MB in the beginning and 153.2MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * TraceAbstraction took 24014.32ms. Allocated memory was 186.6MB in the beginning and 5.9GB in the end (delta: 5.7GB). Free memory was 152.6MB in the beginning and 5.4GB in the end (delta: -5.2GB). Peak memory consumption was 510.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 258, positive: 219, positive conditional: 219, positive unconditional: 0, negative: 39, negative conditional: 39, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1414432, positive: 1341526, positive conditional: 1341526, positive unconditional: 0, negative: 72906, negative conditional: 72906, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1341526, positive: 1341526, positive conditional: 0, positive unconditional: 1341526, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 603, positive: 603, positive conditional: 0, positive unconditional: 603, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1341526, positive: 1340923, positive conditional: 0, positive unconditional: 1340923, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 603, unknown conditional: 0, unknown unconditional: 603] , Statistics on independence cache: Total cache size (in pairs): 99, Positive cache size: 99, Positive conditional cache size: 0, Positive unconditional cache size: 99, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 39, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1414174, positive: 1341307, positive conditional: 1341307, positive unconditional: 0, negative: 72867, negative conditional: 72867, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1414432, positive: 1341526, positive conditional: 1341526, positive unconditional: 0, negative: 72906, negative conditional: 72906, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1341526, positive: 1341526, positive conditional: 0, positive unconditional: 1341526, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 603, positive: 603, positive conditional: 0, positive unconditional: 603, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1341526, positive: 1340923, positive conditional: 0, positive unconditional: 1340923, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 603, unknown conditional: 0, unknown unconditional: 603] , Statistics on independence cache: Total cache size (in pairs): 603, Positive cache size: 603, Positive conditional cache size: 0, Positive unconditional cache size: 603, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 72906, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 825847, positive: 704997, positive conditional: 704997, positive unconditional: 0, negative: 120850, negative conditional: 120850, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 704997, positive: 704997, positive conditional: 704997, 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: 704997, positive: 704997, positive conditional: 704997, 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: 704997, positive: 704997, positive conditional: 0, positive unconditional: 704997, 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: 704997, positive: 704997, positive conditional: 0, positive unconditional: 704997, 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: 704997, positive: 704997, positive conditional: 0, positive unconditional: 704997, 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: 1024, positive: 1024, positive conditional: 0, positive unconditional: 1024, 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: 1024, positive: 1024, positive conditional: 0, positive unconditional: 1024, 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: 704997, positive: 703973, positive conditional: 0, positive unconditional: 703973, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1024, unknown conditional: 0, unknown unconditional: 1024] , Statistics on independence cache: Total cache size (in pairs): 1024, Positive cache size: 1024, Positive conditional cache size: 0, Positive unconditional cache size: 1024, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 120850 - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 61292, positive: 58553, positive conditional: 58553, positive unconditional: 0, negative: 2739, negative conditional: 2739, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 61292, positive: 58553, positive conditional: 58553, positive unconditional: 0, negative: 2739, negative conditional: 2739, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 58553, positive: 58553, positive conditional: 0, positive unconditional: 58553, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 295, positive: 295, positive conditional: 0, positive unconditional: 295, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 58553, positive: 58258, positive conditional: 0, positive unconditional: 58258, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 295, unknown conditional: 0, unknown unconditional: 295] , Statistics on independence cache: Total cache size (in pairs): 295, Positive cache size: 295, Positive conditional cache size: 0, Positive unconditional cache size: 295, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 2739, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 31916, positive: 26248, positive conditional: 26248, positive unconditional: 0, negative: 5668, negative conditional: 5668, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26248, positive: 26248, positive conditional: 26248, 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: 26248, positive: 26248, positive conditional: 26248, 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: 26248, positive: 26248, positive conditional: 0, positive unconditional: 26248, 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: 26248, positive: 26248, positive conditional: 0, positive unconditional: 26248, 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: 26248, positive: 26248, positive conditional: 0, positive unconditional: 26248, 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: 460, positive: 460, positive conditional: 0, positive unconditional: 460, 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: 460, positive: 460, positive conditional: 0, positive unconditional: 460, 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: 26248, positive: 25788, positive conditional: 0, positive unconditional: 25788, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 460, unknown conditional: 0, unknown unconditional: 460] , Statistics on independence cache: Total cache size (in pairs): 460, Positive cache size: 460, Positive conditional cache size: 0, Positive unconditional cache size: 460, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 5668 - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 8, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 6, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 8, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 6, unknown conditional: 0, unknown unconditional: 6] , Statistics on independence cache: Total cache size (in pairs): 6, Positive cache size: 6, Positive conditional cache size: 0, Positive unconditional cache size: 6, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 0, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks ThreadSeparatingIndependenceRelation.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] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.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] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.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] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.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] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.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.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: 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] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 742, positive: 706, positive conditional: 706, positive unconditional: 0, negative: 36, negative conditional: 36, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 742, positive: 706, positive conditional: 706, positive unconditional: 0, negative: 36, negative conditional: 36, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 706, positive: 706, positive conditional: 0, positive unconditional: 706, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 92, positive: 92, positive conditional: 0, positive unconditional: 92, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 706, positive: 614, positive conditional: 0, positive unconditional: 614, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 92, unknown conditional: 0, unknown unconditional: 92] , Statistics on independence cache: Total cache size (in pairs): 92, Positive cache size: 92, Positive conditional cache size: 0, Positive unconditional cache size: 92, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 36, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 491, positive: 381, positive conditional: 381, positive unconditional: 0, negative: 110, negative conditional: 110, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 381, positive: 381, positive conditional: 381, 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: 381, positive: 381, positive conditional: 381, 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: 381, positive: 381, positive conditional: 0, positive unconditional: 381, 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: 381, positive: 381, positive conditional: 0, positive unconditional: 381, 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: 381, positive: 381, positive conditional: 0, positive unconditional: 381, 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: 107, positive: 107, positive conditional: 0, positive unconditional: 107, 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: 107, positive: 107, positive conditional: 0, positive unconditional: 107, 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: 381, positive: 274, positive conditional: 0, positive unconditional: 274, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 107, unknown conditional: 0, unknown unconditional: 107] , Statistics on independence cache: Total cache size (in pairs): 107, Positive cache size: 107, Positive conditional cache size: 0, Positive unconditional cache size: 107, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 110 - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 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] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.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] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.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] , Cache 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] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 0, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks ThreadSeparatingIndependenceRelation.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] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.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] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.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] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.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] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.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.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: 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] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - PositiveResult [Line: 63]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONASSERT with 1 thread instances CFG has 6 procedures, 62 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 22.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 21.7s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 94 NumberOfCodeBlocks, 94 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 93 ConstructedInterpolants, 0 QuantifiedInterpolants, 165 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 128/128 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 - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 6 procedures, 62 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 1.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 6 procedures, 62 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 6 procedures, 62 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.1s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 6 procedures, 62 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-10-06 07:15:31,754 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Forceful destruction successful, exit code 0 [2022-10-06 07:15:31,966 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Ended with exit code 0 [2022-10-06 07:15:32,167 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Ended with exit code 0 [2022-10-06 07:15:32,367 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2022-10-06 07:15:32,567 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-10-06 07:15:32,767 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...