/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 ALL_READ_WRITE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-32214ab [2023-05-20 10:46:49,143 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-20 10:46:49,145 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-20 10:46:49,185 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-05-20 10:46:49,204 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-20 10:46:49,206 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-20 10:46:49,207 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-20 10:46:49,208 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-20 10:46:49,209 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-20 10:46:49,210 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-20 10:46:49,211 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-20 10:46:49,216 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-20 10:46:49,218 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-20 10:46:49,219 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-20 10:46:49,220 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-20 10:46:49,221 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-20 10:46:49,228 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-05-20 10:46:49,236 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-20 10:46:49,237 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-20 10:46:49,237 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-20 10:46:49,238 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-20 10:46:49,266 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-20 10:46:49,266 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-20 10:46:49,267 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-20 10:46:49,267 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-20 10:46:49,268 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-20 10:46:49,268 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-20 10:46:49,268 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-20 10:46:49,269 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-20 10:46:49,269 INFO L138 SettingsManager]: * Use SBE=true [2023-05-20 10:46:49,269 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-20 10:46:49,270 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-20 10:46:49,270 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-20 10:46:49,270 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-20 10:46:49,270 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-20 10:46:49,270 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-20 10:46:49,271 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-20 10:46:49,271 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-20 10:46:49,271 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-20 10:46:49,271 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-20 10:46:49,271 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-20 10:46:49,271 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-20 10:46:49,272 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-20 10:46:49,272 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-20 10:46:49,273 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-20 10:46:49,273 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-20 10:46:49,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 10:46:49,273 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-20 10:46:49,274 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-20 10:46:49,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-20 10:46:49,274 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-20 10:46:49,274 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-20 10:46:49,274 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-20 10:46:49,274 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-20 10:46:49,275 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-20 10:46:49,275 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-20 10:46:49,275 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-20 10:46:49,275 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> X Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> ALL_READ_WRITE [2023-05-20 10:46:49,523 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-20 10:46:49,546 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-20 10:46:49,549 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-20 10:46:49,550 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-20 10:46:49,551 INFO L275 PluginConnector]: CDTParser initialized [2023-05-20 10:46:49,552 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.i [2023-05-20 10:46:49,606 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2aab30f74/72500fc9b911497cabb2f1691bd1cd59/FLAG961f22e28 [2023-05-20 10:46:50,055 INFO L306 CDTParser]: Found 1 translation units. [2023-05-20 10:46:50,055 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.i [2023-05-20 10:46:50,070 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2aab30f74/72500fc9b911497cabb2f1691bd1cd59/FLAG961f22e28 [2023-05-20 10:46:50,084 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2aab30f74/72500fc9b911497cabb2f1691bd1cd59 [2023-05-20 10:46:50,086 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-20 10:46:50,088 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-20 10:46:50,089 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-20 10:46:50,089 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-20 10:46:50,092 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-20 10:46:50,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 10:46:50" (1/1) ... [2023-05-20 10:46:50,093 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6487a87a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:46:50, skipping insertion in model container [2023-05-20 10:46:50,093 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 10:46:50" (1/1) ... [2023-05-20 10:46:50,099 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-20 10:46:50,151 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-20 10:46:50,288 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.i[1120,1133] [2023-05-20 10:46:50,398 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 10:46:50,408 INFO L203 MainTranslator]: Completed pre-run [2023-05-20 10:46:50,418 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.i[1120,1133] [2023-05-20 10:46:50,460 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 10:46:50,498 INFO L208 MainTranslator]: Completed translation [2023-05-20 10:46:50,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:46:50 WrapperNode [2023-05-20 10:46:50,498 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-20 10:46:50,500 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-20 10:46:50,500 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-20 10:46:50,500 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-20 10:46:50,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:46:50" (1/1) ... [2023-05-20 10:46:50,536 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:46:50" (1/1) ... [2023-05-20 10:46:50,571 INFO L138 Inliner]: procedures = 165, calls = 42, calls flagged for inlining = 9, calls inlined = 11, statements flattened = 139 [2023-05-20 10:46:50,572 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-20 10:46:50,572 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-20 10:46:50,573 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-20 10:46:50,573 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-20 10:46:50,579 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:46:50" (1/1) ... [2023-05-20 10:46:50,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:46:50" (1/1) ... [2023-05-20 10:46:50,597 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:46:50" (1/1) ... [2023-05-20 10:46:50,597 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:46:50" (1/1) ... [2023-05-20 10:46:50,602 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:46:50" (1/1) ... [2023-05-20 10:46:50,604 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:46:50" (1/1) ... [2023-05-20 10:46:50,606 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:46:50" (1/1) ... [2023-05-20 10:46:50,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:46:50" (1/1) ... [2023-05-20 10:46:50,619 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-20 10:46:50,620 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-20 10:46:50,620 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-20 10:46:50,620 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-20 10:46:50,626 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:46:50" (1/1) ... [2023-05-20 10:46:50,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 10:46:50,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 10:46:50,657 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 10:46:50,659 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 10:46:50,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-20 10:46:50,692 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-05-20 10:46:50,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-20 10:46:50,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-20 10:46:50,692 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-05-20 10:46:50,693 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-05-20 10:46:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-20 10:46:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-20 10:46:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-20 10:46:50,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-20 10:46:50,695 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 10:46:50,803 INFO L235 CfgBuilder]: Building ICFG [2023-05-20 10:46:50,805 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-20 10:46:51,098 INFO L276 CfgBuilder]: Performing block encoding [2023-05-20 10:46:51,107 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-20 10:46:51,107 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2023-05-20 10:46:51,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 10:46:51 BoogieIcfgContainer [2023-05-20 10:46:51,109 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-20 10:46:51,112 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-20 10:46:51,112 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-20 10:46:51,115 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-20 10:46:51,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.05 10:46:50" (1/3) ... [2023-05-20 10:46:51,116 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e72496f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 10:46:51, skipping insertion in model container [2023-05-20 10:46:51,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:46:50" (2/3) ... [2023-05-20 10:46:51,117 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e72496f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 10:46:51, skipping insertion in model container [2023-05-20 10:46:51,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 10:46:51" (3/3) ... [2023-05-20 10:46:51,118 INFO L112 eAbstractionObserver]: Analyzing ICFG 36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.i [2023-05-20 10:46:51,126 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-20 10:46:51,139 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-20 10:46:51,140 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-05-20 10:46:51,140 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-20 10:46:51,234 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-05-20 10:46:51,290 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 10:46:51,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-20 10:46:51,290 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 10:46:51,297 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 10:46:51,320 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 10:46:51,340 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-20 10:46:51,358 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2023-05-20 10:46:51,364 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;@16d4ba73, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 10:46:51,364 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-05-20 10:46:51,647 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr1ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr1ASSERT_VIOLATIONERROR_FUNCTION, t_funErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-20 10:46:51,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:46:51,652 INFO L85 PathProgramCache]: Analyzing trace with hash 818889955, now seen corresponding path program 1 times [2023-05-20 10:46:51,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:46:51,660 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829357962] [2023-05-20 10:46:51,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:46:51,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:46:51,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:46:51,991 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 10:46:51,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:46:51,992 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829357962] [2023-05-20 10:46:51,995 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829357962] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:46:51,995 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 10:46:51,995 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-20 10:46:51,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554698987] [2023-05-20 10:46:51,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:46:52,005 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-20 10:46:52,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:46:52,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-20 10:46:52,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-20 10:46:52,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:52,031 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:46:52,033 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 55.5) internal successors, (111), 2 states have internal predecessors, (111), 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 10:46:52,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:52,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:52,070 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-20 10:46:52,070 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr1ASSERT_VIOLATIONERROR_FUNCTION, t_funErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-20 10:46:52,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:46:52,071 INFO L85 PathProgramCache]: Analyzing trace with hash 232891846, now seen corresponding path program 1 times [2023-05-20 10:46:52,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:46:52,071 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957524198] [2023-05-20 10:46:52,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:46:52,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:46:52,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:46:52,650 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 10:46:52,650 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:46:52,651 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1957524198] [2023-05-20 10:46:52,651 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1957524198] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:46:52,651 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 10:46:52,651 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-05-20 10:46:52,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440624740] [2023-05-20 10:46:52,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:46:52,654 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-05-20 10:46:52,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:46:52,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-05-20 10:46:52,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-05-20 10:46:52,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:52,657 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:46:52,658 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.5) internal successors, (87), 6 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 10:46:52,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:52,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:52,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:52,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 10:46:52,842 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-20 10:46:52,842 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr1ASSERT_VIOLATIONERROR_FUNCTION, t_funErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-20 10:46:52,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:46:52,844 INFO L85 PathProgramCache]: Analyzing trace with hash -170330604, now seen corresponding path program 1 times [2023-05-20 10:46:52,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:46:52,844 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516501113] [2023-05-20 10:46:52,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:46:52,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:46:52,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:46:53,243 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 10:46:53,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:46:53,244 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516501113] [2023-05-20 10:46:53,244 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516501113] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:46:53,245 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 10:46:53,245 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-05-20 10:46:53,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858121101] [2023-05-20 10:46:53,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:46:53,247 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-05-20 10:46:53,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:46:53,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-05-20 10:46:53,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2023-05-20 10:46:53,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:53,251 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:46:53,251 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 7.769230769230769) internal successors, (101), 13 states have internal predecessors, (101), 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 10:46:53,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:53,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-20 10:46:53,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:53,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:53,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 10:46:53,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-20 10:46:53,809 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-20 10:46:53,809 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr2ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr1ASSERT_VIOLATIONERROR_FUNCTION, t_funErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-20 10:46:53,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:46:53,810 INFO L85 PathProgramCache]: Analyzing trace with hash -1128695175, now seen corresponding path program 1 times [2023-05-20 10:46:53,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:46:53,811 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900555656] [2023-05-20 10:46:53,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:46:53,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:46:53,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:46:54,295 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 10:46:54,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:46:54,296 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [900555656] [2023-05-20 10:46:54,296 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [900555656] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:46:54,296 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 10:46:54,296 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-05-20 10:46:54,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551397857] [2023-05-20 10:46:54,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:46:54,297 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-20 10:46:54,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:46:54,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-20 10:46:54,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-05-20 10:46:54,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:54,298 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:46:54,298 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.285714285714285) internal successors, (156), 7 states have internal predecessors, (156), 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 10:46:54,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:54,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-20 10:46:54,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-20 10:46:54,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:54,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:54,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 10:46:54,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-20 10:46:54,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:46:54,482 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-05-20 10:46:54,482 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr2ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr1ASSERT_VIOLATIONERROR_FUNCTION, t_funErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-20 10:46:54,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:46:54,483 INFO L85 PathProgramCache]: Analyzing trace with hash -888790593, now seen corresponding path program 2 times [2023-05-20 10:46:54,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:46:54,483 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333970452] [2023-05-20 10:46:54,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:46:54,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:46:54,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:46:54,946 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 10:46:54,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:46:54,947 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1333970452] [2023-05-20 10:46:54,947 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1333970452] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:46:54,947 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 10:46:54,948 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-05-20 10:46:54,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844727030] [2023-05-20 10:46:54,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:46:54,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-05-20 10:46:54,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:46:54,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-05-20 10:46:54,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-05-20 10:46:54,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:54,951 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:46:54,951 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 19.5) internal successors, (156), 8 states have internal predecessors, (156), 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 10:46:54,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:54,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-20 10:46:54,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-20 10:46:54,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:46:54,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:55,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:55,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 10:46:55,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-20 10:46:55,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:46:55,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:46:55,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-05-20 10:46:55,058 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr1ASSERT_VIOLATIONERROR_FUNCTION, t_funErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-20 10:46:55,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:46:55,058 INFO L85 PathProgramCache]: Analyzing trace with hash 1662537884, now seen corresponding path program 1 times [2023-05-20 10:46:55,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:46:55,059 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358063856] [2023-05-20 10:46:55,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:46:55,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:46:55,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:46:55,222 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 10:46:55,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:46:55,222 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358063856] [2023-05-20 10:46:55,222 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358063856] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:46:55,222 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 10:46:55,223 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-05-20 10:46:55,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1572000054] [2023-05-20 10:46:55,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:46:55,223 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-05-20 10:46:55,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:46:55,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-05-20 10:46:55,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-05-20 10:46:55,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:55,224 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:46:55,224 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.25) internal successors, (106), 8 states have internal predecessors, (106), 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 10:46:55,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:55,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-20 10:46:55,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-20 10:46:55,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:46:55,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:46:55,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:55,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:55,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 10:46:55,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-20 10:46:55,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:46:55,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:46:55,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-20 10:46:55,392 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-05-20 10:46:55,392 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr2ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr1ASSERT_VIOLATIONERROR_FUNCTION, t_funErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-20 10:46:55,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:46:55,392 INFO L85 PathProgramCache]: Analyzing trace with hash 1729224822, now seen corresponding path program 1 times [2023-05-20 10:46:55,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:46:55,393 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925362162] [2023-05-20 10:46:55,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:46:55,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:46:55,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:46:55,617 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 10:46:55,617 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:46:55,619 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925362162] [2023-05-20 10:46:55,619 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925362162] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:46:55,619 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 10:46:55,619 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-05-20 10:46:55,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559644089] [2023-05-20 10:46:55,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:46:55,623 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-05-20 10:46:55,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:46:55,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-05-20 10:46:55,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2023-05-20 10:46:55,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:55,624 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:46:55,625 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 13.272727272727273) internal successors, (146), 11 states have internal predecessors, (146), 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 10:46:55,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:55,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-20 10:46:55,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-20 10:46:55,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:46:55,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:46:55,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-20 10:46:55,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:55,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:55,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 10:46:55,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-05-20 10:46:55,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:46:55,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:46:55,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-20 10:46:55,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-20 10:46:55,854 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-05-20 10:46:55,854 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr1ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr1ASSERT_VIOLATIONERROR_FUNCTION, t_funErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-20 10:46:55,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:46:55,855 INFO L85 PathProgramCache]: Analyzing trace with hash 2143307330, now seen corresponding path program 1 times [2023-05-20 10:46:55,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:46:55,855 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474306867] [2023-05-20 10:46:55,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:46:55,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:46:55,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:46:56,095 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 10:46:56,095 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:46:56,096 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474306867] [2023-05-20 10:46:56,096 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [474306867] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:46:56,096 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 10:46:56,096 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-05-20 10:46:56,096 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847765232] [2023-05-20 10:46:56,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:46:56,097 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-05-20 10:46:56,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:46:56,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-05-20 10:46:56,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-05-20 10:46:56,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:56,097 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:46:56,098 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 14.25) internal successors, (114), 8 states have internal predecessors, (114), 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 10:46:56,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:56,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-20 10:46:56,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2023-05-20 10:46:56,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:46:56,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:46:56,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-20 10:46:56,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-20 10:46:56,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:56,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:56,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 10:46:56,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-05-20 10:46:56,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:46:56,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:46:56,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-20 10:46:56,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-20 10:46:56,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-20 10:46:56,419 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-05-20 10:46:56,419 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr1ASSERT_VIOLATIONERROR_FUNCTION, t_funErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-20 10:46:56,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:46:56,420 INFO L85 PathProgramCache]: Analyzing trace with hash 1110135845, now seen corresponding path program 1 times [2023-05-20 10:46:56,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:46:56,420 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493124959] [2023-05-20 10:46:56,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:46:56,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:46:56,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:46:56,550 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 10:46:56,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:46:56,550 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493124959] [2023-05-20 10:46:56,550 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493124959] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:46:56,550 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 10:46:56,551 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-05-20 10:46:56,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615612244] [2023-05-20 10:46:56,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:46:56,551 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-05-20 10:46:56,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:46:56,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-05-20 10:46:56,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-05-20 10:46:56,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:56,553 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:46:56,553 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.0) internal successors, (72), 8 states have internal predecessors, (72), 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 10:46:56,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:56,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-20 10:46:56,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2023-05-20 10:46:56,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:46:56,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:46:56,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-20 10:46:56,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-20 10:46:56,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-20 10:46:56,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:57,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:57,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 10:46:57,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 10:46:57,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:46:57,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:46:57,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-20 10:46:57,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-20 10:46:57,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-20 10:46:57,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-20 10:46:57,066 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-05-20 10:46:57,066 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr2ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr1ASSERT_VIOLATIONERROR_FUNCTION, t_funErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-20 10:46:57,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:46:57,066 INFO L85 PathProgramCache]: Analyzing trace with hash 1984461098, now seen corresponding path program 1 times [2023-05-20 10:46:57,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:46:57,070 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383611031] [2023-05-20 10:46:57,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:46:57,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:46:57,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:46:57,354 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 10:46:57,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:46:57,354 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [383611031] [2023-05-20 10:46:57,355 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [383611031] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:46:57,356 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 10:46:57,356 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-05-20 10:46:57,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21286584] [2023-05-20 10:46:57,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:46:57,356 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-05-20 10:46:57,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:46:57,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-05-20 10:46:57,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-05-20 10:46:57,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:57,358 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:46:57,358 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.333333333333332) internal successors, (122), 6 states have internal predecessors, (122), 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 10:46:57,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:57,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-20 10:46:57,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 10:46:57,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:46:57,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:46:57,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-20 10:46:57,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-20 10:46:57,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-20 10:46:57,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-20 10:46:57,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:57,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:57,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 10:46:57,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 10:46:57,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:46:57,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:46:57,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-20 10:46:57,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-20 10:46:57,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-20 10:46:57,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-20 10:46:57,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 10:46:57,494 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-05-20 10:46:57,494 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr1ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr1ASSERT_VIOLATIONERROR_FUNCTION, t_funErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-20 10:46:57,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:46:57,494 INFO L85 PathProgramCache]: Analyzing trace with hash 529723826, now seen corresponding path program 1 times [2023-05-20 10:46:57,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:46:57,494 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582442804] [2023-05-20 10:46:57,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:46:57,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:46:57,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:46:57,667 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 10:46:57,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:46:57,668 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582442804] [2023-05-20 10:46:57,668 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [582442804] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:46:57,668 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 10:46:57,668 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-05-20 10:46:57,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432552033] [2023-05-20 10:46:57,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:46:57,668 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-05-20 10:46:57,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:46:57,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-05-20 10:46:57,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-05-20 10:46:57,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:57,670 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:46:57,670 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 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 10:46:57,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:57,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-20 10:46:57,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2023-05-20 10:46:57,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:46:57,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:46:57,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-20 10:46:57,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-20 10:46:57,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-05-20 10:46:57,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-20 10:46:57,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-20 10:46:57,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:57,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:46:57,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 10:46:57,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-05-20 10:46:57,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:46:57,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:46:57,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-20 10:46:57,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-20 10:46:57,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-05-20 10:46:57,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-20 10:46:57,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 10:46:57,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-20 10:46:57,831 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2023-05-20 10:46:57,832 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2023-05-20 10:46:57,832 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2023-05-20 10:46:57,832 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-05-20 10:46:57,839 INFO L444 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-05-20 10:46:57,841 INFO L307 ceAbstractionStarter]: Result for error location t_funThread1of1ForFork0 was SAFE,SAFE,SAFE (1/2) [2023-05-20 10:46:57,848 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 10:46:57,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-20 10:46:57,849 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 10:46:57,851 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 10:46:57,851 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 10:46:57,895 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-20 10:46:57,897 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-20 10:46:57,897 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;@16d4ba73, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 10:46:57,897 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-05-20 10:46:57,900 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2023-05-20 10:46:57,901 INFO L444 BasicCegarLoop]: Path program histogram: [] [2023-05-20 10:46:57,902 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (2/2) [2023-05-20 10:46:57,902 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-20 10:46:57,902 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-20 10:46:57,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.05 10:46:57 BasicIcfg [2023-05-20 10:46:57,908 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-20 10:46:57,910 INFO L158 Benchmark]: Toolchain (without parser) took 7820.75ms. Allocated memory was 184.5MB in the beginning and 340.8MB in the end (delta: 156.2MB). Free memory was 151.2MB in the beginning and 122.6MB in the end (delta: 28.6MB). Peak memory consumption was 185.2MB. Max. memory is 8.0GB. [2023-05-20 10:46:57,910 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 184.5MB. Free memory is still 139.3MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-20 10:46:57,911 INFO L158 Benchmark]: CACSL2BoogieTranslator took 409.86ms. Allocated memory was 184.5MB in the beginning and 281.0MB in the end (delta: 96.5MB). Free memory was 151.0MB in the beginning and 240.0MB in the end (delta: -89.1MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2023-05-20 10:46:57,911 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.49ms. Allocated memory is still 281.0MB. Free memory was 240.0MB in the beginning and 237.4MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-05-20 10:46:57,911 INFO L158 Benchmark]: Boogie Preprocessor took 46.43ms. Allocated memory is still 281.0MB. Free memory was 237.4MB in the beginning and 235.8MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-20 10:46:57,911 INFO L158 Benchmark]: RCFGBuilder took 490.06ms. Allocated memory is still 281.0MB. Free memory was 235.8MB in the beginning and 218.0MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-05-20 10:46:57,912 INFO L158 Benchmark]: TraceAbstraction took 6795.89ms. Allocated memory was 281.0MB in the beginning and 340.8MB in the end (delta: 59.8MB). Free memory was 216.9MB in the beginning and 122.6MB in the end (delta: 94.4MB). Peak memory consumption was 155.7MB. Max. memory is 8.0GB. [2023-05-20 10:46:57,913 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 184.5MB. Free memory is still 139.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 409.86ms. Allocated memory was 184.5MB in the beginning and 281.0MB in the end (delta: 96.5MB). Free memory was 151.0MB in the beginning and 240.0MB in the end (delta: -89.1MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 71.49ms. Allocated memory is still 281.0MB. Free memory was 240.0MB in the beginning and 237.4MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 46.43ms. Allocated memory is still 281.0MB. Free memory was 237.4MB in the beginning and 235.8MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 490.06ms. Allocated memory is still 281.0MB. Free memory was 235.8MB in the beginning and 218.0MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * TraceAbstraction took 6795.89ms. Allocated memory was 281.0MB in the beginning and 340.8MB in the end (delta: 59.8MB). Free memory was 216.9MB in the beginning and 122.6MB in the end (delta: 94.4MB). Peak memory consumption was 155.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 11931, independent: 11161, independent conditional: 3778, independent unconditional: 7383, dependent: 770, dependent conditional: 725, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11233, independent: 11161, independent conditional: 3778, independent unconditional: 7383, dependent: 72, dependent conditional: 27, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 11233, independent: 11161, independent conditional: 3778, independent unconditional: 7383, dependent: 72, dependent conditional: 27, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11499, independent: 11161, independent conditional: 30, independent unconditional: 11131, dependent: 338, dependent conditional: 236, dependent unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11499, independent: 11161, independent conditional: 30, independent unconditional: 11131, dependent: 338, dependent conditional: 96, dependent unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11499, independent: 11161, independent conditional: 30, independent unconditional: 11131, dependent: 338, dependent conditional: 96, dependent unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7459, independent: 7390, independent conditional: 7, independent unconditional: 7383, dependent: 69, dependent conditional: 24, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7459, independent: 7350, independent conditional: 0, independent unconditional: 7350, dependent: 109, dependent conditional: 0, dependent unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 109, independent: 40, independent conditional: 7, independent unconditional: 33, dependent: 69, dependent conditional: 24, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 109, independent: 40, independent conditional: 7, independent unconditional: 33, dependent: 69, dependent conditional: 24, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 336, independent: 169, independent conditional: 15, independent unconditional: 154, dependent: 167, dependent conditional: 60, dependent unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 11499, independent: 3771, independent conditional: 23, independent unconditional: 3748, dependent: 269, dependent conditional: 72, dependent unconditional: 197, unknown: 7459, unknown conditional: 31, unknown unconditional: 7428] , Statistics on independence cache: Total cache size (in pairs): 7459, Positive cache size: 7390, Positive conditional cache size: 7, Positive unconditional cache size: 7383, Negative cache size: 69, Negative conditional cache size: 24, Negative unconditional cache size: 45, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 140, Maximal queried relation: 10, Independence queries for same thread: 698 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.4s, Number of persistent set computation: 1362, Number of trivial persistent sets: 1263, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7428, independent: 7383, independent conditional: 0, independent unconditional: 7383, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 11931, independent: 11161, independent conditional: 3778, independent unconditional: 7383, dependent: 770, dependent conditional: 725, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11233, independent: 11161, independent conditional: 3778, independent unconditional: 7383, dependent: 72, dependent conditional: 27, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 11233, independent: 11161, independent conditional: 3778, independent unconditional: 7383, dependent: 72, dependent conditional: 27, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11499, independent: 11161, independent conditional: 30, independent unconditional: 11131, dependent: 338, dependent conditional: 236, dependent unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11499, independent: 11161, independent conditional: 30, independent unconditional: 11131, dependent: 338, dependent conditional: 96, dependent unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11499, independent: 11161, independent conditional: 30, independent unconditional: 11131, dependent: 338, dependent conditional: 96, dependent unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7459, independent: 7390, independent conditional: 7, independent unconditional: 7383, dependent: 69, dependent conditional: 24, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7459, independent: 7350, independent conditional: 0, independent unconditional: 7350, dependent: 109, dependent conditional: 0, dependent unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 109, independent: 40, independent conditional: 7, independent unconditional: 33, dependent: 69, dependent conditional: 24, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 109, independent: 40, independent conditional: 7, independent unconditional: 33, dependent: 69, dependent conditional: 24, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 336, independent: 169, independent conditional: 15, independent unconditional: 154, dependent: 167, dependent conditional: 60, dependent unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 11499, independent: 3771, independent conditional: 23, independent unconditional: 3748, dependent: 269, dependent conditional: 72, dependent unconditional: 197, unknown: 7459, unknown conditional: 31, unknown unconditional: 7428] , Statistics on independence cache: Total cache size (in pairs): 7459, Positive cache size: 7390, Positive conditional cache size: 7, Positive unconditional cache size: 7383, Negative cache size: 69, Negative conditional cache size: 24, Negative unconditional cache size: 45, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 140, Maximal queried relation: 10, Independence queries for same thread: 698 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 2, dependent conditional: 2, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent 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, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 2 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 45, Number of trivial persistent sets: 45, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 2, dependent conditional: 2, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent 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, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 2 - 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: t_funThread1of1ForFork0 with 1 thread instances CFG has 3 procedures, 255 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 6.5s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 2.9s, 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: 112, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 1249 NumberOfCodeBlocks, 1249 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1238 ConstructedInterpolants, 0 QuantifiedInterpolants, 4961 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 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: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 255 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-05-20 10:46:57,943 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 10:46:58,159 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 10:46:58,358 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...