/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type false --traceabstraction.considered.threads.and.their.maximal.amount.of.steps X --traceabstraction.defines.what.statements.are.considered.a.step.in.por GLOBAL_READ_WRITE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/rfi002_tso.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-32214ab [2023-05-20 13:09:09,380 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-20 13:09:09,382 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-20 13:09:09,422 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-05-20 13:09:09,440 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-20 13:09:09,441 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-20 13:09:09,443 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-20 13:09:09,444 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-20 13:09:09,445 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-20 13:09:09,445 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-20 13:09:09,447 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-20 13:09:09,457 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-20 13:09:09,459 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-20 13:09:09,460 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-20 13:09:09,461 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-20 13:09:09,462 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-20 13:09:09,466 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-05-20 13:09:09,471 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-20 13:09:09,472 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-20 13:09:09,472 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-20 13:09:09,474 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-20 13:09:09,503 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-20 13:09:09,503 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-20 13:09:09,503 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-20 13:09:09,504 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-20 13:09:09,504 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-20 13:09:09,505 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-20 13:09:09,505 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-20 13:09:09,505 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-20 13:09:09,505 INFO L138 SettingsManager]: * Use SBE=true [2023-05-20 13:09:09,505 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-20 13:09:09,506 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-20 13:09:09,506 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-20 13:09:09,506 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-20 13:09:09,507 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-20 13:09:09,507 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-20 13:09:09,507 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-20 13:09:09,507 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-20 13:09:09,507 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-20 13:09:09,507 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-20 13:09:09,507 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-20 13:09:09,507 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-20 13:09:09,508 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-20 13:09:09,508 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-20 13:09:09,509 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-20 13:09:09,509 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-20 13:09:09,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 13:09:09,510 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-20 13:09:09,510 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-20 13:09:09,510 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-20 13:09:09,510 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-20 13:09:09,510 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-20 13:09:09,510 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-20 13:09:09,510 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-20 13:09:09,510 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-20 13:09:09,511 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-20 13:09:09,511 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-20 13:09:09,511 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> X Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> GLOBAL_READ_WRITE [2023-05-20 13:09:09,751 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-20 13:09:09,775 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-20 13:09:09,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-20 13:09:09,778 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-20 13:09:09,779 INFO L275 PluginConnector]: CDTParser initialized [2023-05-20 13:09:09,780 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi002_tso.i [2023-05-20 13:09:09,847 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39e4368ac/baca9af0d5fe4d1ebcc037ecf020c127/FLAGf07cefb57 [2023-05-20 13:09:10,372 INFO L306 CDTParser]: Found 1 translation units. [2023-05-20 13:09:10,373 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_tso.i [2023-05-20 13:09:10,386 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39e4368ac/baca9af0d5fe4d1ebcc037ecf020c127/FLAGf07cefb57 [2023-05-20 13:09:10,804 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39e4368ac/baca9af0d5fe4d1ebcc037ecf020c127 [2023-05-20 13:09:10,806 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-20 13:09:10,808 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-20 13:09:10,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-20 13:09:10,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-20 13:09:10,814 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-20 13:09:10,814 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 01:09:10" (1/1) ... [2023-05-20 13:09:10,815 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a346ac5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:09:10, skipping insertion in model container [2023-05-20 13:09:10,816 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 01:09:10" (1/1) ... [2023-05-20 13:09:10,821 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-20 13:09:10,855 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-20 13:09:11,013 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_tso.i[987,1000] [2023-05-20 13:09:11,219 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 13:09:11,232 INFO L203 MainTranslator]: Completed pre-run [2023-05-20 13:09:11,249 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_tso.i[987,1000] [2023-05-20 13:09:11,311 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 13:09:11,336 INFO L208 MainTranslator]: Completed translation [2023-05-20 13:09:11,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:09:11 WrapperNode [2023-05-20 13:09:11,336 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-20 13:09:11,337 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-20 13:09:11,337 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-20 13:09:11,337 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-20 13:09:11,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:09:11" (1/1) ... [2023-05-20 13:09:11,359 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:09:11" (1/1) ... [2023-05-20 13:09:11,387 INFO L138 Inliner]: procedures = 175, calls = 48, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 203 [2023-05-20 13:09:11,387 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-20 13:09:11,388 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-20 13:09:11,388 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-20 13:09:11,388 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-20 13:09:11,396 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:09:11" (1/1) ... [2023-05-20 13:09:11,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:09:11" (1/1) ... [2023-05-20 13:09:11,408 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:09:11" (1/1) ... [2023-05-20 13:09:11,408 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:09:11" (1/1) ... [2023-05-20 13:09:11,418 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:09:11" (1/1) ... [2023-05-20 13:09:11,419 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:09:11" (1/1) ... [2023-05-20 13:09:11,422 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:09:11" (1/1) ... [2023-05-20 13:09:11,423 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:09:11" (1/1) ... [2023-05-20 13:09:11,428 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-20 13:09:11,429 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-20 13:09:11,429 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-20 13:09:11,429 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-20 13:09:11,430 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:09:11" (1/1) ... [2023-05-20 13:09:11,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 13:09:11,450 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 13:09:11,461 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) [2023-05-20 13:09:11,468 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 [2023-05-20 13:09:11,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-20 13:09:11,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-05-20 13:09:11,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-20 13:09:11,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-20 13:09:11,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-20 13:09:11,497 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-05-20 13:09:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-05-20 13:09:11,497 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-05-20 13:09:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-05-20 13:09:11,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-20 13:09:11,497 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-05-20 13:09:11,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-20 13:09:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-20 13:09:11,498 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-20 13:09:11,662 INFO L235 CfgBuilder]: Building ICFG [2023-05-20 13:09:11,664 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-20 13:09:12,034 INFO L276 CfgBuilder]: Performing block encoding [2023-05-20 13:09:12,247 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-20 13:09:12,247 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2023-05-20 13:09:12,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 01:09:12 BoogieIcfgContainer [2023-05-20 13:09:12,249 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-20 13:09:12,252 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-20 13:09:12,252 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-20 13:09:12,254 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-20 13:09:12,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.05 01:09:10" (1/3) ... [2023-05-20 13:09:12,255 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13fb9f19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 01:09:12, skipping insertion in model container [2023-05-20 13:09:12,255 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 01:09:11" (2/3) ... [2023-05-20 13:09:12,255 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13fb9f19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 01:09:12, skipping insertion in model container [2023-05-20 13:09:12,256 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 01:09:12" (3/3) ... [2023-05-20 13:09:12,257 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi002_tso.i [2023-05-20 13:09:12,264 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-20 13:09:12,272 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-20 13:09:12,272 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-05-20 13:09:12,272 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-20 13:09:12,336 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-05-20 13:09:12,388 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 13:09:12,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-20 13:09:12,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 13:09:12,394 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) [2023-05-20 13:09:12,419 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 [2023-05-20 13:09:12,426 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-20 13:09:12,446 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-20 13:09:12,455 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;@77100cc5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 13:09:12,455 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-05-20 13:09:12,863 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:09:12,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:09:12,869 INFO L85 PathProgramCache]: Analyzing trace with hash 292827103, now seen corresponding path program 1 times [2023-05-20 13:09:12,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:09:12,877 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644108159] [2023-05-20 13:09:12,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:09:12,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:09:13,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:09:13,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 13:09:13,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:09:13,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644108159] [2023-05-20 13:09:13,917 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644108159] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 13:09:13,917 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 13:09:13,917 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-20 13:09:13,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579245875] [2023-05-20 13:09:13,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 13:09:13,925 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-20 13:09:13,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:09:13,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-20 13:09:13,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-20 13:09:13,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:09:13,948 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:09:13,949 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 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) [2023-05-20 13:09:13,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:09:14,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 13:09:14,136 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-20 13:09:14,136 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:09:14,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:09:14,137 INFO L85 PathProgramCache]: Analyzing trace with hash 286123844, now seen corresponding path program 1 times [2023-05-20 13:09:14,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:09:14,137 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991470943] [2023-05-20 13:09:14,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:09:14,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:09:14,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:09:14,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 13:09:14,470 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:09:14,470 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991470943] [2023-05-20 13:09:14,470 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1991470943] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 13:09:14,471 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 13:09:14,471 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-20 13:09:14,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [425016706] [2023-05-20 13:09:14,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 13:09:14,473 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-20 13:09:14,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:09:14,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-20 13:09:14,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-20 13:09:14,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:09:14,475 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:09:14,475 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 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) [2023-05-20 13:09:14,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-20 13:09:14,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:09:14,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 13:09:14,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 13:09:14,870 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-20 13:09:14,870 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:09:14,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:09:14,871 INFO L85 PathProgramCache]: Analyzing trace with hash 1768564158, now seen corresponding path program 1 times [2023-05-20 13:09:14,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:09:14,872 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335965216] [2023-05-20 13:09:14,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:09:14,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:09:15,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:09:17,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 13:09:17,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:09:17,204 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335965216] [2023-05-20 13:09:17,205 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [335965216] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 13:09:17,205 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 13:09:17,205 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-05-20 13:09:17,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591916498] [2023-05-20 13:09:17,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 13:09:17,206 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-05-20 13:09:17,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:09:17,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-05-20 13:09:17,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2023-05-20 13:09:17,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:09:17,207 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:09:17,207 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.5) internal successors, (90), 12 states have internal predecessors, (90), 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) [2023-05-20 13:09:17,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-20 13:09:17,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-20 13:09:17,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:09:18,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 13:09:18,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 13:09:18,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-20 13:09:18,364 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-20 13:09:18,364 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:09:18,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:09:18,365 INFO L85 PathProgramCache]: Analyzing trace with hash -1542867437, now seen corresponding path program 1 times [2023-05-20 13:09:18,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:09:18,365 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052354530] [2023-05-20 13:09:18,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:09:18,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:09:18,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:09:20,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 13:09:20,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:09:20,768 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052354530] [2023-05-20 13:09:20,768 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052354530] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 13:09:20,768 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 13:09:20,768 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2023-05-20 13:09:20,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950070858] [2023-05-20 13:09:20,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 13:09:20,769 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-05-20 13:09:20,769 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:09:20,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-05-20 13:09:20,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2023-05-20 13:09:20,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:09:20,770 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:09:20,771 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 6.133333333333334) internal successors, (92), 15 states have internal predecessors, (92), 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) [2023-05-20 13:09:20,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-20 13:09:20,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-20 13:09:20,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-20 13:09:20,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:09:22,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 13:09:22,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 13:09:22,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-20 13:09:22,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-20 13:09:22,462 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-05-20 13:09:22,462 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:09:22,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:09:22,463 INFO L85 PathProgramCache]: Analyzing trace with hash 1980344329, now seen corresponding path program 1 times [2023-05-20 13:09:22,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:09:22,463 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073059418] [2023-05-20 13:09:22,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:09:22,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:09:22,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:09:23,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 13:09:23,617 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:09:23,617 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073059418] [2023-05-20 13:09:23,617 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1073059418] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 13:09:23,617 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 13:09:23,618 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-05-20 13:09:23,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80170372] [2023-05-20 13:09:23,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 13:09:23,618 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-05-20 13:09:23,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:09:23,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-05-20 13:09:23,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2023-05-20 13:09:23,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:09:23,619 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:09:23,619 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.333333333333333) internal successors, (88), 12 states have internal predecessors, (88), 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) [2023-05-20 13:09:23,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-20 13:09:23,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-20 13:09:23,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-20 13:09:23,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-20 13:09:23,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:09:27,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 13:09:27,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 13:09:27,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-20 13:09:27,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-20 13:09:27,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-20 13:09:27,373 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-05-20 13:09:27,374 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 13:09:27,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:09:27,374 INFO L85 PathProgramCache]: Analyzing trace with hash -1247507300, now seen corresponding path program 1 times [2023-05-20 13:09:27,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:09:27,375 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362550540] [2023-05-20 13:09:27,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:09:27,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:09:27,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:09:29,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 13:09:29,114 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:09:29,114 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362550540] [2023-05-20 13:09:29,114 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [362550540] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 13:09:29,114 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 13:09:29,114 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2023-05-20 13:09:29,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279398599] [2023-05-20 13:09:29,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 13:09:29,115 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-05-20 13:09:29,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:09:29,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-05-20 13:09:29,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2023-05-20 13:09:29,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:09:29,116 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:09:29,116 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 5.235294117647059) internal successors, (89), 17 states have internal predecessors, (89), 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) [2023-05-20 13:09:29,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-20 13:09:29,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-20 13:09:29,116 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-20 13:09:29,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-20 13:09:29,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-20 13:09:29,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:09:34,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 13:09:34,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 13:09:34,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-20 13:09:34,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 13:09:34,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-20 13:09:34,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-05-20 13:09:34,055 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2023-05-20 13:09:34,055 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2023-05-20 13:09:34,056 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2023-05-20 13:09:34,056 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-05-20 13:09:34,071 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-05-20 13:09:34,074 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE (1/2) [2023-05-20 13:09:34,078 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 13:09:34,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-20 13:09:34,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 13:09:34,085 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) [2023-05-20 13:09:34,093 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-20 13:09:34,094 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork1 ======== [2023-05-20 13:09:34,094 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;@77100cc5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 13:09:34,094 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-05-20 13:09:34,104 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 [2023-05-20 13:09:34,246 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-20 13:09:34,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:09:34,248 INFO L85 PathProgramCache]: Analyzing trace with hash -1673125726, now seen corresponding path program 1 times [2023-05-20 13:09:34,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:09:34,248 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325751334] [2023-05-20 13:09:34,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:09:34,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:09:34,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:09:34,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 13:09:34,326 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:09:34,326 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325751334] [2023-05-20 13:09:34,326 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325751334] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 13:09:34,326 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 13:09:34,326 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-20 13:09:34,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136919340] [2023-05-20 13:09:34,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 13:09:34,328 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-20 13:09:34,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:09:34,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-20 13:09:34,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-20 13:09:34,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:09:34,332 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:09:34,332 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 33.0) internal successors, (66), 3 states have internal predecessors, (66), 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) [2023-05-20 13:09:34,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:09:34,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 13:09:34,417 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-05-20 13:09:34,418 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting P1Err1ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-20 13:09:34,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 13:09:34,418 INFO L85 PathProgramCache]: Analyzing trace with hash -353317268, now seen corresponding path program 1 times [2023-05-20 13:09:34,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 13:09:34,418 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860399843] [2023-05-20 13:09:34,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 13:09:34,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 13:09:34,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 13:09:34,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 13:09:34,510 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 13:09:34,510 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860399843] [2023-05-20 13:09:34,511 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860399843] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 13:09:34,511 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 13:09:34,511 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-20 13:09:34,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134264771] [2023-05-20 13:09:34,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 13:09:34,511 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-20 13:09:34,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 13:09:34,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-20 13:09:34,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-20 13:09:34,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:09:34,513 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 13:09:34,513 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 35.5) internal successors, (71), 3 states have internal predecessors, (71), 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) [2023-05-20 13:09:34,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-20 13:09:34,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 13:09:35,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 13:09:35,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 13:09:35,188 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2023-05-20 13:09:35,188 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2023-05-20 13:09:35,188 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-05-20 13:09:35,190 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2023-05-20 13:09:35,190 INFO L307 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork1 was SAFE,SAFE (2/2) [2023-05-20 13:09:35,191 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-20 13:09:35,191 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-20 13:09:35,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.05 01:09:35 BasicIcfg [2023-05-20 13:09:35,193 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-20 13:09:35,194 INFO L158 Benchmark]: Toolchain (without parser) took 24386.28ms. Allocated memory was 177.2MB in the beginning and 768.6MB in the end (delta: 591.4MB). Free memory was 120.0MB in the beginning and 378.6MB in the end (delta: -258.6MB). Peak memory consumption was 333.8MB. Max. memory is 8.0GB. [2023-05-20 13:09:35,194 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 177.2MB. Free memory is still 138.2MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-20 13:09:35,194 INFO L158 Benchmark]: CACSL2BoogieTranslator took 525.64ms. Allocated memory is still 177.2MB. Free memory was 119.8MB in the beginning and 134.9MB in the end (delta: -15.1MB). Peak memory consumption was 12.9MB. Max. memory is 8.0GB. [2023-05-20 13:09:35,194 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.19ms. Allocated memory is still 177.2MB. Free memory was 134.9MB in the beginning and 131.2MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-05-20 13:09:35,194 INFO L158 Benchmark]: Boogie Preprocessor took 39.87ms. Allocated memory is still 177.2MB. Free memory was 131.2MB in the beginning and 128.7MB in the end (delta: 2.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-05-20 13:09:35,195 INFO L158 Benchmark]: RCFGBuilder took 820.66ms. Allocated memory is still 177.2MB. Free memory was 128.7MB in the beginning and 121.4MB in the end (delta: 7.3MB). Peak memory consumption was 39.1MB. Max. memory is 8.0GB. [2023-05-20 13:09:35,195 INFO L158 Benchmark]: TraceAbstraction took 22941.88ms. Allocated memory was 177.2MB in the beginning and 768.6MB in the end (delta: 591.4MB). Free memory was 120.3MB in the beginning and 378.6MB in the end (delta: -258.3MB). Peak memory consumption was 333.1MB. Max. memory is 8.0GB. [2023-05-20 13:09:35,196 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 177.2MB. Free memory is still 138.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 525.64ms. Allocated memory is still 177.2MB. Free memory was 119.8MB in the beginning and 134.9MB in the end (delta: -15.1MB). Peak memory consumption was 12.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 50.19ms. Allocated memory is still 177.2MB. Free memory was 134.9MB in the beginning and 131.2MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 39.87ms. Allocated memory is still 177.2MB. Free memory was 131.2MB in the beginning and 128.7MB in the end (delta: 2.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 820.66ms. Allocated memory is still 177.2MB. Free memory was 128.7MB in the beginning and 121.4MB in the end (delta: 7.3MB). Peak memory consumption was 39.1MB. Max. memory is 8.0GB. * TraceAbstraction took 22941.88ms. Allocated memory was 177.2MB in the beginning and 768.6MB in the end (delta: 591.4MB). Free memory was 120.3MB in the beginning and 378.6MB in the end (delta: -258.3MB). Peak memory consumption was 333.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14294, independent: 11457, independent conditional: 10232, independent unconditional: 1225, dependent: 2837, dependent conditional: 2774, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12337, independent: 11457, independent conditional: 10232, independent unconditional: 1225, dependent: 880, dependent conditional: 817, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 12337, independent: 11457, independent conditional: 10232, independent unconditional: 1225, dependent: 880, dependent conditional: 817, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15789, independent: 11457, independent conditional: 433, independent unconditional: 11024, dependent: 4332, dependent conditional: 3019, dependent unconditional: 1313, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 15789, independent: 11457, independent conditional: 433, independent unconditional: 11024, dependent: 4332, dependent conditional: 2723, dependent unconditional: 1609, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 15789, independent: 11457, independent conditional: 433, independent unconditional: 11024, dependent: 4332, dependent conditional: 2723, dependent unconditional: 1609, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1749, independent: 1323, independent conditional: 98, independent unconditional: 1225, dependent: 426, dependent conditional: 355, dependent unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1749, independent: 1222, independent conditional: 0, independent unconditional: 1222, dependent: 527, dependent conditional: 0, dependent unconditional: 527, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 527, independent: 101, independent conditional: 98, independent unconditional: 3, dependent: 426, dependent conditional: 355, dependent unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 527, independent: 101, independent conditional: 98, independent unconditional: 3, dependent: 426, dependent conditional: 355, dependent unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 6432, independent: 1117, independent conditional: 1080, independent unconditional: 38, dependent: 5314, dependent conditional: 4367, dependent unconditional: 947, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 15789, independent: 10134, independent conditional: 335, independent unconditional: 9799, dependent: 3906, dependent conditional: 2368, dependent unconditional: 1538, unknown: 1749, unknown conditional: 453, unknown unconditional: 1296] , Statistics on independence cache: Total cache size (in pairs): 1749, Positive cache size: 1323, Positive conditional cache size: 98, Positive unconditional cache size: 1225, Negative cache size: 426, Negative conditional cache size: 355, Negative unconditional cache size: 71, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 296, Maximal queried relation: 6, Independence queries for same thread: 1957 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.1s, Number of persistent set computation: 1874, Number of trivial persistent sets: 1195, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1288, independent: 1225, independent conditional: 0, independent unconditional: 1225, dependent: 63, dependent conditional: 0, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14294, independent: 11457, independent conditional: 10232, independent unconditional: 1225, dependent: 2837, dependent conditional: 2774, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12337, independent: 11457, independent conditional: 10232, independent unconditional: 1225, dependent: 880, dependent conditional: 817, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 12337, independent: 11457, independent conditional: 10232, independent unconditional: 1225, dependent: 880, dependent conditional: 817, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15789, independent: 11457, independent conditional: 433, independent unconditional: 11024, dependent: 4332, dependent conditional: 3019, dependent unconditional: 1313, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 15789, independent: 11457, independent conditional: 433, independent unconditional: 11024, dependent: 4332, dependent conditional: 2723, dependent unconditional: 1609, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 15789, independent: 11457, independent conditional: 433, independent unconditional: 11024, dependent: 4332, dependent conditional: 2723, dependent unconditional: 1609, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1749, independent: 1323, independent conditional: 98, independent unconditional: 1225, dependent: 426, dependent conditional: 355, dependent unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1749, independent: 1222, independent conditional: 0, independent unconditional: 1222, dependent: 527, dependent conditional: 0, dependent unconditional: 527, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 527, independent: 101, independent conditional: 98, independent unconditional: 3, dependent: 426, dependent conditional: 355, dependent unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 527, independent: 101, independent conditional: 98, independent unconditional: 3, dependent: 426, dependent conditional: 355, dependent unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 6432, independent: 1117, independent conditional: 1080, independent unconditional: 38, dependent: 5314, dependent conditional: 4367, dependent unconditional: 947, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 15789, independent: 10134, independent conditional: 335, independent unconditional: 9799, dependent: 3906, dependent conditional: 2368, dependent unconditional: 1538, unknown: 1749, unknown conditional: 453, unknown unconditional: 1296] , Statistics on independence cache: Total cache size (in pairs): 1749, Positive cache size: 1323, Positive conditional cache size: 98, Positive unconditional cache size: 1225, Negative cache size: 426, Negative conditional cache size: 355, Negative unconditional cache size: 71, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 296, Maximal queried relation: 6, Independence queries for same thread: 1957 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4604, independent: 3666, independent conditional: 2491, independent unconditional: 1175, dependent: 938, dependent conditional: 901, dependent unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3895, independent: 3666, independent conditional: 2491, independent unconditional: 1175, dependent: 229, dependent conditional: 192, dependent unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3895, independent: 3666, independent conditional: 2491, independent unconditional: 1175, dependent: 229, dependent conditional: 192, dependent unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4538, independent: 3666, independent conditional: 158, independent unconditional: 3508, dependent: 872, dependent conditional: 485, dependent unconditional: 387, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4538, independent: 3666, independent conditional: 158, independent unconditional: 3508, dependent: 872, dependent conditional: 193, dependent unconditional: 679, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4538, independent: 3666, independent conditional: 158, independent unconditional: 3508, dependent: 872, dependent conditional: 193, dependent unconditional: 679, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1257, independent: 1184, independent conditional: 9, independent unconditional: 1175, dependent: 73, dependent conditional: 26, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1257, independent: 1173, independent conditional: 0, independent unconditional: 1173, dependent: 84, dependent conditional: 0, dependent unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 84, independent: 11, independent conditional: 9, independent unconditional: 2, dependent: 73, dependent conditional: 26, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 84, independent: 11, independent conditional: 9, independent unconditional: 2, dependent: 73, dependent conditional: 26, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 739, independent: 112, independent conditional: 68, independent unconditional: 44, dependent: 626, dependent conditional: 224, dependent unconditional: 402, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4538, independent: 2482, independent conditional: 149, independent unconditional: 2333, dependent: 799, dependent conditional: 167, dependent unconditional: 632, unknown: 1257, unknown conditional: 35, unknown unconditional: 1222] , Statistics on independence cache: Total cache size (in pairs): 1257, Positive cache size: 1184, Positive conditional cache size: 9, Positive unconditional cache size: 1175, Negative cache size: 73, Negative conditional cache size: 26, Negative unconditional cache size: 47, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 292, Maximal queried relation: 2, Independence queries for same thread: 709 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.4s, Number of persistent set computation: 662, Number of trivial persistent sets: 484, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1212, independent: 1175, independent conditional: 0, independent unconditional: 1175, dependent: 37, dependent conditional: 0, dependent unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4604, independent: 3666, independent conditional: 2491, independent unconditional: 1175, dependent: 938, dependent conditional: 901, dependent unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3895, independent: 3666, independent conditional: 2491, independent unconditional: 1175, dependent: 229, dependent conditional: 192, dependent unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3895, independent: 3666, independent conditional: 2491, independent unconditional: 1175, dependent: 229, dependent conditional: 192, dependent unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4538, independent: 3666, independent conditional: 158, independent unconditional: 3508, dependent: 872, dependent conditional: 485, dependent unconditional: 387, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4538, independent: 3666, independent conditional: 158, independent unconditional: 3508, dependent: 872, dependent conditional: 193, dependent unconditional: 679, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4538, independent: 3666, independent conditional: 158, independent unconditional: 3508, dependent: 872, dependent conditional: 193, dependent unconditional: 679, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1257, independent: 1184, independent conditional: 9, independent unconditional: 1175, dependent: 73, dependent conditional: 26, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1257, independent: 1173, independent conditional: 0, independent unconditional: 1173, dependent: 84, dependent conditional: 0, dependent unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 84, independent: 11, independent conditional: 9, independent unconditional: 2, dependent: 73, dependent conditional: 26, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 84, independent: 11, independent conditional: 9, independent unconditional: 2, dependent: 73, dependent conditional: 26, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 739, independent: 112, independent conditional: 68, independent unconditional: 44, dependent: 626, dependent conditional: 224, dependent unconditional: 402, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4538, independent: 2482, independent conditional: 149, independent unconditional: 2333, dependent: 799, dependent conditional: 167, dependent unconditional: 632, unknown: 1257, unknown conditional: 35, unknown unconditional: 1222] , Statistics on independence cache: Total cache size (in pairs): 1257, Positive cache size: 1184, Positive conditional cache size: 9, Positive unconditional cache size: 1175, Negative cache size: 73, Negative conditional cache size: 26, Negative unconditional cache size: 47, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 292, Maximal queried relation: 2, Independence queries for same thread: 709 - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 136 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 21.7s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 12.5s, 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: 98, 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, 0.7s SatisfiabilityAnalysisTime, 8.1s InterpolantComputationTime, 532 NumberOfCodeBlocks, 532 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 526 ConstructedInterpolants, 0 QuantifiedInterpolants, 4534 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 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 errors in thread instance: P1Thread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 136 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.9s, 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: 6, 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, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 137 NumberOfCodeBlocks, 137 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 135 ConstructedInterpolants, 0 QuantifiedInterpolants, 265 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 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 - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-05-20 13:09:35,232 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 [2023-05-20 13:09:35,439 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 [2023-05-20 13:09:35,637 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...