/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 10 --traceabstraction.coinflip.random.seed 0 --traceabstraction.coinflip.budget.determination.mode FALLBACK -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2023/map-aggr-update1-2modifiers.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-e57bdd3-m [2022-10-10 16:19:28,907 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-10 16:19:28,909 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-10 16:19:28,927 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-10 16:19:28,927 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-10 16:19:28,928 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-10 16:19:28,929 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-10 16:19:28,930 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-10 16:19:28,931 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-10 16:19:28,932 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-10 16:19:28,932 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-10 16:19:28,933 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-10 16:19:28,933 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-10 16:19:28,934 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-10 16:19:28,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-10 16:19:28,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-10 16:19:28,936 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-10 16:19:28,936 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-10 16:19:28,937 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-10 16:19:28,938 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-10 16:19:28,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-10 16:19:28,940 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-10 16:19:28,941 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-10 16:19:28,941 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-10 16:19:28,944 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-10 16:19:28,944 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-10 16:19:28,944 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-10 16:19:28,944 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-10 16:19:28,945 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-10 16:19:28,945 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-10 16:19:28,946 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-10 16:19:28,946 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-10 16:19:28,947 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-10 16:19:28,947 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-10 16:19:28,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-10 16:19:28,948 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-10 16:19:28,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-10 16:19:28,949 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-10 16:19:28,949 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-10 16:19:28,949 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-10 16:19:28,950 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-10 16:19:28,951 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/SleepMap-ConcreteSmt-VarAbsGlobalSyntactic.epf [2022-10-10 16:19:28,966 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-10 16:19:28,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-10 16:19:28,967 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-10 16:19:28,967 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-10 16:19:28,967 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-10 16:19:28,967 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-10 16:19:28,968 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-10 16:19:28,968 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-10 16:19:28,968 INFO L138 SettingsManager]: * Use SBE=true [2022-10-10 16:19:28,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-10 16:19:28,968 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-10 16:19:28,968 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-10 16:19:28,968 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-10 16:19:28,968 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-10 16:19:28,968 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-10 16:19:28,969 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-10 16:19:28,969 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-10 16:19:28,969 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-10 16:19:28,969 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-10 16:19:28,969 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-10 16:19:28,969 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-10 16:19:28,969 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-10 16:19:28,969 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-10 16:19:28,969 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-10 16:19:28,969 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-10 16:19:28,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-10 16:19:28,970 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-10 16:19:28,970 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-10 16:19:28,970 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-10 16:19:28,970 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-10 16:19:28,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-10 16:19:28,970 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-10 16:19:28,970 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-10-10 16:19:28,970 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-10 16:19:28,970 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-10 16:19:28,970 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-10-10 16:19:28,970 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-10 16:19:28,971 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-10 16:19:28,971 INFO L138 SettingsManager]: * Number of independence relations to use for POR=2 [2022-10-10 16:19:28,971 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Coinflip probability value -> 10 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Coinflip random seed -> 0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Coinflip budget determination mode -> FALLBACK [2022-10-10 16:19:29,186 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-10 16:19:29,200 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-10 16:19:29,202 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-10 16:19:29,202 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-10 16:19:29,203 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-10 16:19:29,204 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/map-aggr-update1-2modifiers.bpl [2022-10-10 16:19:29,205 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2023/map-aggr-update1-2modifiers.bpl' [2022-10-10 16:19:29,224 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-10 16:19:29,225 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-10-10 16:19:29,226 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-10 16:19:29,226 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-10 16:19:29,226 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-10 16:19:29,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:19:29" (1/1) ... [2022-10-10 16:19:29,239 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:19:29" (1/1) ... [2022-10-10 16:19:29,243 INFO L138 Inliner]: procedures = 4, calls = 4, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-10-10 16:19:29,244 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-10 16:19:29,245 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-10 16:19:29,245 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-10 16:19:29,245 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-10 16:19:29,250 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:19:29" (1/1) ... [2022-10-10 16:19:29,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:19:29" (1/1) ... [2022-10-10 16:19:29,251 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:19:29" (1/1) ... [2022-10-10 16:19:29,251 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:19:29" (1/1) ... [2022-10-10 16:19:29,253 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:19:29" (1/1) ... [2022-10-10 16:19:29,257 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:19:29" (1/1) ... [2022-10-10 16:19:29,258 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:19:29" (1/1) ... [2022-10-10 16:19:29,262 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-10 16:19:29,263 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-10 16:19:29,263 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-10 16:19:29,263 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-10 16:19:29,264 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:19:29" (1/1) ... [2022-10-10 16:19:29,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-10 16:19:29,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-10 16:19:29,285 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) [2022-10-10 16:19:29,300 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 [2022-10-10 16:19:29,312 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2022-10-10 16:19:29,312 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-10 16:19:29,312 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-10 16:19:29,312 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2022-10-10 16:19:29,313 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-10 16:19:29,313 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-10 16:19:29,313 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2022-10-10 16:19:29,313 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-10-10 16:19:29,313 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-10-10 16:19:29,313 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2022-10-10 16:19:29,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-10 16:19:29,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-10 16:19:29,314 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-10 16:19:29,346 INFO L234 CfgBuilder]: Building ICFG [2022-10-10 16:19:29,347 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-10 16:19:29,424 INFO L275 CfgBuilder]: Performing block encoding [2022-10-10 16:19:29,428 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-10 16:19:29,428 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-10 16:19:29,430 INFO L202 PluginConnector]: Adding new model map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 04:19:29 BoogieIcfgContainer [2022-10-10 16:19:29,430 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-10 16:19:29,431 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-10 16:19:29,431 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-10 16:19:29,434 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-10 16:19:29,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:19:29" (1/2) ... [2022-10-10 16:19:29,434 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37a0bf24 and model type map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.10 04:19:29, skipping insertion in model container [2022-10-10 16:19:29,435 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 04:19:29" (2/2) ... [2022-10-10 16:19:29,435 INFO L112 eAbstractionObserver]: Analyzing ICFG map-aggr-update1-2modifiers.bpl [2022-10-10 16:19:29,440 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-10 16:19:29,446 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-10 16:19:29,446 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-10 16:19:29,446 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-10 16:19:29,515 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-10-10 16:19:29,542 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-10 16:19:29,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-10 16:19:29,542 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-10 16:19:29,544 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) [2022-10-10 16:19:29,545 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 [2022-10-10 16:19:29,561 INFO L100 denceProviderFactory]: Independence Relation #2: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-10 16:19:29,592 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 2 independence relations. [2022-10-10 16:19:29,593 WARN L162 artialOrderCegarLoop]: Attention: Unsuitable combinations of independence relations may be unsound! [2022-10-10 16:19:29,593 WARN L163 artialOrderCegarLoop]: Only combine independence relations if you are sure the combination is sound. [2022-10-10 16:19:29,613 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONASSERT ======== [2022-10-10 16:19:29,618 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;@6bec8e4c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-10 16:19:29,618 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-10 16:19:30,231 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 16:19:30,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 16:19:30,240 INFO L85 PathProgramCache]: Analyzing trace with hash -1651845437, now seen corresponding path program 1 times [2022-10-10 16:19:30,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 16:19:30,248 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196207736] [2022-10-10 16:19:30,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 16:19:30,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 16:19:30,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 16:19:31,428 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 82 proven. 376 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-10 16:19:31,429 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 16:19:31,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [196207736] [2022-10-10 16:19:31,429 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [196207736] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 16:19:31,429 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 16:19:31,430 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50] total 50 [2022-10-10 16:19:31,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69802256] [2022-10-10 16:19:31,431 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 16:19:31,472 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2022-10-10 16:19:31,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 16:19:31,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2022-10-10 16:19:31,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=338, Invalid=2212, Unknown=0, NotChecked=0, Total=2550 [2022-10-10 16:19:31,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 16:19:31,509 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 16:19:31,510 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 50 states have (on average 2.7) internal successors, (135), 51 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-10 16:19:31,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 16:19:32,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-10-10 16:19:32,558 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-10 16:19:32,558 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 16:19:32,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 16:19:32,559 INFO L85 PathProgramCache]: Analyzing trace with hash 558077250, now seen corresponding path program 2 times [2022-10-10 16:19:32,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 16:19:32,559 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099843085] [2022-10-10 16:19:32,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 16:19:32,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 16:19:32,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 16:19:33,522 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 140 proven. 434 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-10 16:19:33,522 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 16:19:33,522 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099843085] [2022-10-10 16:19:33,523 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2099843085] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 16:19:33,523 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 16:19:33,523 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52] total 52 [2022-10-10 16:19:33,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286628708] [2022-10-10 16:19:33,523 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 16:19:33,525 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2022-10-10 16:19:33,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 16:19:33,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2022-10-10 16:19:33,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=369, Invalid=2387, Unknown=0, NotChecked=0, Total=2756 [2022-10-10 16:19:33,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 16:19:33,527 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 16:19:33,528 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 52 states have (on average 2.8461538461538463) internal successors, (148), 53 states have internal predecessors, (148), 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) [2022-10-10 16:19:33,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-10-10 16:19:33,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 16:19:39,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-10-10 16:19:39,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-10-10 16:19:39,962 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-10 16:19:39,963 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 16:19:39,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 16:19:39,964 INFO L85 PathProgramCache]: Analyzing trace with hash -1215376640, now seen corresponding path program 1 times [2022-10-10 16:19:39,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 16:19:39,964 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170165489] [2022-10-10 16:19:39,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 16:19:39,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 16:19:40,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 16:19:42,298 INFO L134 CoverageAnalysis]: Checked inductivity of 4404 backedges. 1568 proven. 2812 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-10 16:19:42,298 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 16:19:42,298 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170165489] [2022-10-10 16:19:42,299 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [170165489] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 16:19:42,299 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 16:19:42,299 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [94] total 94 [2022-10-10 16:19:42,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222341208] [2022-10-10 16:19:42,299 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 16:19:42,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 95 states [2022-10-10 16:19:42,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 16:19:42,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 95 interpolants. [2022-10-10 16:19:42,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1225, Invalid=7705, Unknown=0, NotChecked=0, Total=8930 [2022-10-10 16:19:42,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 16:19:42,305 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 16:19:42,305 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 95 states, 94 states have (on average 3.7872340425531914) internal successors, (356), 95 states have internal predecessors, (356), 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) [2022-10-10 16:19:42,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-10-10 16:19:42,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2022-10-10 16:19:42,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 16:23:44,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-10-10 16:23:44,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-10-10 16:23:44,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 342 states. [2022-10-10 16:23:44,934 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-10 16:23:44,934 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 16:23:44,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 16:23:44,935 INFO L85 PathProgramCache]: Analyzing trace with hash -1487389454, now seen corresponding path program 2 times [2022-10-10 16:23:44,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 16:23:44,936 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418220885] [2022-10-10 16:23:44,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 16:23:44,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 16:23:45,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 16:23:45,741 INFO L134 CoverageAnalysis]: Checked inductivity of 14217 backedges. 6341 proven. 887 refuted. 0 times theorem prover too weak. 6989 trivial. 0 not checked. [2022-10-10 16:23:45,741 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 16:23:45,742 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418220885] [2022-10-10 16:23:45,742 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418220885] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 16:23:45,742 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 16:23:45,742 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2022-10-10 16:23:45,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802747802] [2022-10-10 16:23:45,743 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 16:23:45,743 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-10-10 16:23:45,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 16:23:45,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-10-10 16:23:45,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2022-10-10 16:23:45,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 16:23:45,744 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 16:23:45,745 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 9 states have internal predecessors, (98), 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) [2022-10-10 16:23:45,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-10-10 16:23:45,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2022-10-10 16:23:45,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 342 states. [2022-10-10 16:23:45,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-10 16:23:53,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-10-10 16:23:53,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-10-10 16:23:53,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 342 states. [2022-10-10 16:23:53,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-10-10 16:23:53,847 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-10 16:23:53,847 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-10 16:23:53,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-10 16:23:53,848 INFO L85 PathProgramCache]: Analyzing trace with hash -2101614701, now seen corresponding path program 3 times [2022-10-10 16:23:53,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-10 16:23:53,848 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892903092] [2022-10-10 16:23:53,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-10 16:23:53,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-10 16:23:53,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-10 16:23:56,691 INFO L134 CoverageAnalysis]: Checked inductivity of 6672 backedges. 4358 proven. 2314 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-10 16:23:56,691 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-10 16:23:56,691 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892903092] [2022-10-10 16:23:56,691 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [892903092] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-10 16:23:56,691 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-10 16:23:56,692 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [98] total 98 [2022-10-10 16:23:56,692 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316044454] [2022-10-10 16:23:56,692 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-10 16:23:56,692 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 99 states [2022-10-10 16:23:56,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-10 16:23:56,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 99 interpolants. [2022-10-10 16:23:56,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2206, Invalid=7496, Unknown=0, NotChecked=0, Total=9702 [2022-10-10 16:23:56,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-10 16:23:56,698 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-10 16:23:56,698 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 99 states, 98 states have (on average 4.704081632653061) internal successors, (461), 99 states have internal predecessors, (461), 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) [2022-10-10 16:23:56,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-10-10 16:23:56,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2022-10-10 16:23:56,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 342 states. [2022-10-10 16:23:56,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-10-10 16:23:56,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2022-10-10 16:25:57,559 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-10 16:25:57,559 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2022-10-10 16:25:57,561 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-10 16:25:57,565 INFO L444 BasicCegarLoop]: Path program histogram: [3, 2] [2022-10-10 16:25:57,566 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT was TIMEOUT (1/5) [2022-10-10 16:25:57,567 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-10 16:25:57,567 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-10 16:25:57,570 INFO L202 PluginConnector]: Adding new model map-aggr-update1-2modifiers.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.10 04:25:57 BasicIcfg [2022-10-10 16:25:57,570 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-10 16:25:57,570 INFO L158 Benchmark]: Toolchain (without parser) took 388344.79ms. Allocated memory was 127.9MB in the beginning and 8.0GB in the end (delta: 7.9GB). Free memory was 106.8MB in the beginning and 4.9GB in the end (delta: -4.8GB). Peak memory consumption was 3.6GB. Max. memory is 8.0GB. [2022-10-10 16:25:57,570 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.09ms. Allocated memory is still 127.9MB. Free memory was 108.0MB in the beginning and 107.9MB in the end (delta: 84.3kB). There was no memory consumed. Max. memory is 8.0GB. [2022-10-10 16:25:57,571 INFO L158 Benchmark]: Boogie Procedure Inliner took 18.36ms. Allocated memory is still 127.9MB. Free memory was 106.8MB in the beginning and 105.2MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-10-10 16:25:57,578 INFO L158 Benchmark]: Boogie Preprocessor took 16.61ms. Allocated memory is still 127.9MB. Free memory was 105.2MB in the beginning and 104.2MB in the end (delta: 997.1kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-10-10 16:25:57,579 INFO L158 Benchmark]: RCFGBuilder took 166.91ms. Allocated memory is still 127.9MB. Free memory was 104.1MB in the beginning and 94.6MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-10-10 16:25:57,579 INFO L158 Benchmark]: TraceAbstraction took 388138.80ms. Allocated memory was 127.9MB in the beginning and 8.0GB in the end (delta: 7.9GB). Free memory was 93.9MB in the beginning and 4.9GB in the end (delta: -4.8GB). Peak memory consumption was 3.6GB. Max. memory is 8.0GB. [2022-10-10 16:25:57,583 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 0.09ms. Allocated memory is still 127.9MB. Free memory was 108.0MB in the beginning and 107.9MB in the end (delta: 84.3kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 18.36ms. Allocated memory is still 127.9MB. Free memory was 106.8MB in the beginning and 105.2MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 16.61ms. Allocated memory is still 127.9MB. Free memory was 105.2MB in the beginning and 104.2MB in the end (delta: 997.1kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 166.91ms. Allocated memory is still 127.9MB. Free memory was 104.1MB in the beginning and 94.6MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * TraceAbstraction took 388138.80ms. Allocated memory was 127.9MB in the beginning and 8.0GB in the end (delta: 7.9GB). Free memory was 93.9MB in the beginning and 4.9GB in the end (delta: -4.8GB). Peak memory consumption was 3.6GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 21651, positive: 19349, positive conditional: 19349, positive unconditional: 0, negative: 2302, negative conditional: 2302, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14008898, positive: 12644121, positive conditional: 12644121, positive unconditional: 0, negative: 1364777, negative conditional: 1364777, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 12761385, positive: 12644121, positive conditional: 0, positive unconditional: 12644121, negative: 117264, negative conditional: 0, negative unconditional: 117264, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 582, positive: 570, positive conditional: 0, positive unconditional: 570, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 12761385, positive: 12643551, positive conditional: 0, positive unconditional: 12643551, negative: 117252, negative conditional: 0, negative unconditional: 117252, unknown: 582, unknown conditional: 0, unknown unconditional: 582] , Statistics on independence cache: Total cache size (in pairs): 295, Positive cache size: 289, Positive conditional cache size: 0, Positive unconditional cache size: 289, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Independence queries for same thread: 2098, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 22008, positive: 19655, positive conditional: 19655, positive unconditional: 0, negative: 2353, negative conditional: 2353, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14008898, positive: 12644121, positive conditional: 12644121, positive unconditional: 0, negative: 1364777, negative conditional: 1364777, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 12761385, positive: 12644121, positive conditional: 0, positive unconditional: 12644121, negative: 117264, negative conditional: 0, negative unconditional: 117264, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 582, positive: 570, positive conditional: 0, positive unconditional: 570, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 12761385, positive: 12643551, positive conditional: 0, positive unconditional: 12643551, negative: 117252, negative conditional: 0, negative unconditional: 117252, unknown: 582, unknown conditional: 0, unknown unconditional: 582] , Statistics on independence cache: Total cache size (in pairs): 581, Positive cache size: 569, Positive conditional cache size: 0, Positive unconditional cache size: 569, Negative cache size: 12, Negative conditional cache size: 0, Negative unconditional cache size: 12, Independence queries for same thread: 4247, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 351354, positive: 317175, positive conditional: 317175, positive unconditional: 0, negative: 34179, negative conditional: 34179, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14008898, positive: 12644121, positive conditional: 12644121, positive unconditional: 0, negative: 1364777, negative conditional: 1364777, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 12761385, positive: 12644121, positive conditional: 0, positive unconditional: 12644121, negative: 117264, negative conditional: 0, negative unconditional: 117264, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 582, positive: 570, positive conditional: 0, positive unconditional: 570, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 12761385, positive: 12643551, positive conditional: 0, positive unconditional: 12643551, negative: 117252, negative conditional: 0, negative unconditional: 117252, unknown: 582, unknown conditional: 0, unknown unconditional: 582] , Statistics on independence cache: Total cache size (in pairs): 582, Positive cache size: 570, Positive conditional cache size: 0, Positive unconditional cache size: 570, Negative cache size: 12, Negative conditional cache size: 0, Negative unconditional cache size: 12, Independence queries for same thread: 36242, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 6170801, positive: 5564722, positive conditional: 5564722, positive unconditional: 0, negative: 606079, negative conditional: 606079, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14008898, positive: 12644121, positive conditional: 12644121, positive unconditional: 0, negative: 1364777, negative conditional: 1364777, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 12761385, positive: 12644121, positive conditional: 0, positive unconditional: 12644121, negative: 117264, negative conditional: 0, negative unconditional: 117264, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 582, positive: 570, positive conditional: 0, positive unconditional: 570, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 12761385, positive: 12643551, positive conditional: 0, positive unconditional: 12643551, negative: 117252, negative conditional: 0, negative unconditional: 117252, unknown: 582, unknown conditional: 0, unknown unconditional: 582] , Statistics on independence cache: Total cache size (in pairs): 582, Positive cache size: 570, Positive conditional cache size: 0, Positive unconditional cache size: 570, Negative cache size: 12, Negative conditional cache size: 0, Negative unconditional cache size: 12, Independence queries for same thread: 585499, Statistics for Abstraction: - StatisticsResult: Independence relation #5 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 815635, positive: 724771, positive conditional: 724771, positive unconditional: 0, negative: 90864, negative conditional: 90864, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14008898, positive: 12644121, positive conditional: 12644121, positive unconditional: 0, negative: 1364777, negative conditional: 1364777, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 12761385, positive: 12644121, positive conditional: 0, positive unconditional: 12644121, negative: 117264, negative conditional: 0, negative unconditional: 117264, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 582, positive: 570, positive conditional: 0, positive unconditional: 570, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 12761385, positive: 12643551, positive conditional: 0, positive unconditional: 12643551, negative: 117252, negative conditional: 0, negative unconditional: 117252, unknown: 582, unknown conditional: 0, unknown unconditional: 582] , Statistics on independence cache: Total cache size (in pairs): 582, Positive cache size: 570, Positive conditional cache size: 0, Positive unconditional cache size: 570, Negative cache size: 12, Negative conditional cache size: 0, Negative unconditional cache size: 12, Independence queries for same thread: 666497, Statistics for Abstraction: - StatisticsResult: Independence relation #6 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 6627449, positive: 5998449, positive conditional: 5998449, positive unconditional: 0, negative: 629000, negative conditional: 629000, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14008898, positive: 12644121, positive conditional: 12644121, positive unconditional: 0, negative: 1364777, negative conditional: 1364777, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 12761385, positive: 12644121, positive conditional: 0, positive unconditional: 12644121, negative: 117264, negative conditional: 0, negative unconditional: 117264, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 582, positive: 570, positive conditional: 0, positive unconditional: 570, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 12761385, positive: 12643551, positive conditional: 0, positive unconditional: 12643551, negative: 117252, negative conditional: 0, negative unconditional: 117252, unknown: 582, unknown conditional: 0, unknown unconditional: 582] , Statistics on independence cache: Total cache size (in pairs): 582, Positive cache size: 570, Positive conditional cache size: 0, Positive unconditional cache size: 570, Negative cache size: 12, Negative conditional cache size: 0, Negative unconditional cache size: 12, Independence queries for same thread: 1247513, Statistics for Abstraction: - StatisticsResult: Independence relation #7 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 - TimeoutResultAtElement [Line: 43]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONASSERT with 1 thread instances CFG has 8 procedures, 67 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 388.0s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 379.7s, 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: 519, 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, 0.6s SatisfiabilityAnalysisTime, 7.2s InterpolantComputationTime, 1748 NumberOfCodeBlocks, 1748 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 1743 ConstructedInterpolants, 0 QuantifiedInterpolants, 12855 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 0 PerfectInterpolantSequences, 19508/26331 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