/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 '"3,2 1,1 2,2"' --traceabstraction.defines.what.statements.are.considered.a.step.in.por LOOP -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/unroll-3.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-32214ab [2023-05-20 09:14:25,269 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-20 09:14:25,270 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-20 09:14:25,292 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-20 09:14:25,293 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-20 09:14:25,295 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-20 09:14:25,297 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-20 09:14:25,299 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-20 09:14:25,302 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-20 09:14:25,311 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-20 09:14:25,311 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-20 09:14:25,313 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-20 09:14:25,313 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-20 09:14:25,314 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-20 09:14:25,316 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-20 09:14:25,316 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-20 09:14:25,317 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-20 09:14:25,317 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-20 09:14:25,319 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-20 09:14:25,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-20 09:14:25,323 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-20 09:14:25,324 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-20 09:14:25,325 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-20 09:14:25,326 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-20 09:14:25,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-20 09:14:25,330 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-20 09:14:25,331 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-20 09:14:25,331 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-20 09:14:25,332 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-20 09:14:25,332 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-05-20 09:14:25,333 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-05-20 09:14:25,333 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-05-20 09:14:25,335 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-05-20 09:14:25,335 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-05-20 09:14:25,336 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-05-20 09:14:25,336 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-05-20 09:14:25,336 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-05-20 09:14:25,336 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-05-20 09:14:25,336 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-20 09:14:25,337 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-20 09:14:25,337 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-20 09:14:25,338 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-20 09:14:25,363 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-20 09:14:25,363 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-20 09:14:25,364 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-20 09:14:25,364 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-20 09:14:25,364 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-20 09:14:25,364 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-20 09:14:25,365 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-20 09:14:25,365 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-20 09:14:25,365 INFO L138 SettingsManager]: * Use SBE=true [2023-05-20 09:14:25,365 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-20 09:14:25,365 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-20 09:14:25,365 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-20 09:14:25,365 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-20 09:14:25,365 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-20 09:14:25,365 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-20 09:14:25,365 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-20 09:14:25,365 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-20 09:14:25,365 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-20 09:14:25,366 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-20 09:14:25,366 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-20 09:14:25,366 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-20 09:14:25,366 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-20 09:14:25,366 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-20 09:14:25,366 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-20 09:14:25,366 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-20 09:14:25,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 09:14:25,366 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-20 09:14:25,366 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-20 09:14:25,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-20 09:14:25,367 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-20 09:14:25,367 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-20 09:14:25,367 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-20 09:14:25,367 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-20 09:14:25,367 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-20 09:14:25,367 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-20 09:14:25,367 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-20 09:14:25,367 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> 3,2 1,1 2,2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> LOOP [2023-05-20 09:14:25,539 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-20 09:14:25,561 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-20 09:14:25,563 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-20 09:14:25,563 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-20 09:14:25,569 INFO L275 PluginConnector]: CDTParser initialized [2023-05-20 09:14:25,570 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/unroll-3.wvr.c [2023-05-20 09:14:25,613 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c584bd399/3198daf191f444bb808b97188b17e368/FLAG1752e3e56 [2023-05-20 09:14:25,975 INFO L306 CDTParser]: Found 1 translation units. [2023-05-20 09:14:25,975 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-3.wvr.c [2023-05-20 09:14:25,986 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c584bd399/3198daf191f444bb808b97188b17e368/FLAG1752e3e56 [2023-05-20 09:14:25,997 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c584bd399/3198daf191f444bb808b97188b17e368 [2023-05-20 09:14:25,999 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-20 09:14:26,001 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-20 09:14:26,003 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-20 09:14:26,003 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-20 09:14:26,005 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-20 09:14:26,006 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 09:14:25" (1/1) ... [2023-05-20 09:14:26,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cd00bb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 09:14:26, skipping insertion in model container [2023-05-20 09:14:26,007 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 09:14:25" (1/1) ... [2023-05-20 09:14:26,011 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-20 09:14:26,028 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-20 09:14:26,231 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-3.wvr.c[2500,2513] [2023-05-20 09:14:26,241 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 09:14:26,248 INFO L203 MainTranslator]: Completed pre-run [2023-05-20 09:14:26,269 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-3.wvr.c[2500,2513] [2023-05-20 09:14:26,274 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 09:14:26,284 INFO L208 MainTranslator]: Completed translation [2023-05-20 09:14:26,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 09:14:26 WrapperNode [2023-05-20 09:14:26,285 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-20 09:14:26,286 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-20 09:14:26,286 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-20 09:14:26,286 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-20 09:14:26,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 09:14:26" (1/1) ... [2023-05-20 09:14:26,313 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 09:14:26" (1/1) ... [2023-05-20 09:14:26,338 INFO L138 Inliner]: procedures = 24, calls = 34, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 144 [2023-05-20 09:14:26,339 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-20 09:14:26,339 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-20 09:14:26,340 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-20 09:14:26,340 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-20 09:14:26,345 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 09:14:26" (1/1) ... [2023-05-20 09:14:26,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 09:14:26" (1/1) ... [2023-05-20 09:14:26,356 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 09:14:26" (1/1) ... [2023-05-20 09:14:26,357 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 09:14:26" (1/1) ... [2023-05-20 09:14:26,363 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 09:14:26" (1/1) ... [2023-05-20 09:14:26,366 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 09:14:26" (1/1) ... [2023-05-20 09:14:26,367 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 09:14:26" (1/1) ... [2023-05-20 09:14:26,367 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 09:14:26" (1/1) ... [2023-05-20 09:14:26,369 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-20 09:14:26,369 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-20 09:14:26,369 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-20 09:14:26,370 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-20 09:14:26,379 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 09:14:26" (1/1) ... [2023-05-20 09:14:26,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 09:14:26,392 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 09:14:26,402 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 09:14:26,405 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 09:14:26,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-20 09:14:26,427 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-20 09:14:26,427 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-20 09:14:26,427 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-20 09:14:26,427 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-20 09:14:26,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-20 09:14:26,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-20 09:14:26,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-20 09:14:26,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-05-20 09:14:26,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-20 09:14:26,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-20 09:14:26,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-20 09:14:26,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-20 09:14:26,429 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 09:14:26,513 INFO L235 CfgBuilder]: Building ICFG [2023-05-20 09:14:26,514 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-20 09:14:26,761 INFO L276 CfgBuilder]: Performing block encoding [2023-05-20 09:14:26,768 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-20 09:14:26,769 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2023-05-20 09:14:26,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 09:14:26 BoogieIcfgContainer [2023-05-20 09:14:26,770 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-20 09:14:26,772 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-20 09:14:26,772 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-20 09:14:26,777 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-20 09:14:26,777 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.05 09:14:25" (1/3) ... [2023-05-20 09:14:26,778 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65dfa369 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 09:14:26, skipping insertion in model container [2023-05-20 09:14:26,778 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 09:14:26" (2/3) ... [2023-05-20 09:14:26,778 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65dfa369 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 09:14:26, skipping insertion in model container [2023-05-20 09:14:26,778 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 09:14:26" (3/3) ... [2023-05-20 09:14:26,779 INFO L112 eAbstractionObserver]: Analyzing ICFG unroll-3.wvr.c [2023-05-20 09:14:26,784 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-20 09:14:26,790 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-20 09:14:26,791 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-20 09:14:26,791 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-20 09:14:26,849 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-05-20 09:14:26,880 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 09:14:26,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-20 09:14:26,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 09:14:26,882 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 09:14:26,900 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 09:14:26,935 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-20 09:14:26,952 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-20 09:14:26,959 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;@639d60bf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 09:14:26,959 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-05-20 09:14:27,137 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 09:14:27,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 09:14:27,142 INFO L85 PathProgramCache]: Analyzing trace with hash -2053741003, now seen corresponding path program 1 times [2023-05-20 09:14:27,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 09:14:27,148 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414607167] [2023-05-20 09:14:27,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 09:14:27,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 09:14:27,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 09:14:27,329 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-20 09:14:27,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 09:14:27,330 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414607167] [2023-05-20 09:14:27,330 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414607167] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 09:14:27,331 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 09:14:27,331 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-20 09:14:27,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385988450] [2023-05-20 09:14:27,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 09:14:27,337 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-20 09:14:27,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 09:14:27,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-20 09:14:27,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-20 09:14:27,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:14:27,351 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 09:14:27,352 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 55.0) internal successors, (110), 2 states have internal predecessors, (110), 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 09:14:27,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:14:27,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:14:27,403 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-20 09:14:27,404 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 09:14:27,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 09:14:27,405 INFO L85 PathProgramCache]: Analyzing trace with hash 440841347, now seen corresponding path program 1 times [2023-05-20 09:14:27,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 09:14:27,405 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417917561] [2023-05-20 09:14:27,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 09:14:27,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 09:14:27,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 09:14:27,703 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 09:14:27,703 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 09:14:27,703 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1417917561] [2023-05-20 09:14:27,703 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1417917561] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 09:14:27,704 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 09:14:27,704 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-05-20 09:14:27,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586188656] [2023-05-20 09:14:27,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 09:14:27,705 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-05-20 09:14:27,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 09:14:27,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-05-20 09:14:27,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-05-20 09:14:27,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:14:27,706 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 09:14:27,706 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.25) internal successors, (109), 4 states have internal predecessors, (109), 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 09:14:27,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:14:27,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:14:27,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:14:27,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 09:14:27,768 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-20 09:14:27,768 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 09:14:27,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 09:14:27,769 INFO L85 PathProgramCache]: Analyzing trace with hash 460599570, now seen corresponding path program 1 times [2023-05-20 09:14:27,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 09:14:27,769 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034930829] [2023-05-20 09:14:27,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 09:14:27,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 09:14:27,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 09:14:27,970 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 09:14:27,970 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 09:14:27,970 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034930829] [2023-05-20 09:14:27,971 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2034930829] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 09:14:27,971 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 09:14:27,971 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-05-20 09:14:27,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012125509] [2023-05-20 09:14:27,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 09:14:27,973 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-05-20 09:14:27,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 09:14:27,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-05-20 09:14:27,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-05-20 09:14:27,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:14:27,976 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 09:14:27,977 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.0) internal successors, (96), 8 states have internal predecessors, (96), 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 09:14:27,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:14:27,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-20 09:14:27,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:14:28,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:14:28,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 09:14:28,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 09:14:28,075 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-20 09:14:28,075 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 09:14:28,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 09:14:28,075 INFO L85 PathProgramCache]: Analyzing trace with hash 148982107, now seen corresponding path program 1 times [2023-05-20 09:14:28,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 09:14:28,076 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890637380] [2023-05-20 09:14:28,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 09:14:28,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 09:14:28,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 09:14:28,241 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-20 09:14:28,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 09:14:28,242 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890637380] [2023-05-20 09:14:28,245 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [890637380] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 09:14:28,245 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 09:14:28,245 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-05-20 09:14:28,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128022063] [2023-05-20 09:14:28,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 09:14:28,246 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-05-20 09:14:28,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 09:14:28,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-05-20 09:14:28,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-05-20 09:14:28,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:14:28,248 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 09:14:28,248 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 6 states have internal predecessors, (103), 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 09:14:28,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:14:28,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-20 09:14:28,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 09:14:28,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:14:28,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:14:28,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 09:14:28,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 09:14:28,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 09:14:28,399 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-05-20 09:14:28,399 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 09:14:28,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 09:14:28,400 INFO L85 PathProgramCache]: Analyzing trace with hash 59536739, now seen corresponding path program 1 times [2023-05-20 09:14:28,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 09:14:28,409 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049654006] [2023-05-20 09:14:28,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 09:14:28,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 09:14:28,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 09:14:29,592 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-20 09:14:29,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 09:14:29,592 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049654006] [2023-05-20 09:14:29,592 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049654006] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 09:14:29,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2032457549] [2023-05-20 09:14:29,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 09:14:29,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 09:14:29,593 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 09:14:29,606 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 09:14:29,630 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-05-20 09:14:29,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 09:14:29,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 39 conjunts are in the unsatisfiable core [2023-05-20 09:14:29,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 09:14:30,873 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-20 09:14:30,876 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-20 09:14:30,876 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 10 [2023-05-20 09:14:31,015 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 09:14:31,015 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 09:14:31,137 INFO L356 Elim1Store]: treesize reduction 5, result has 58.3 percent of original size [2023-05-20 09:14:31,138 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 11 [2023-05-20 09:14:31,995 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 09:14:31,995 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2032457549] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 09:14:31,995 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 09:14:31,995 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 23, 17] total 48 [2023-05-20 09:14:31,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438848186] [2023-05-20 09:14:31,996 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 09:14:31,996 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2023-05-20 09:14:31,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 09:14:31,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2023-05-20 09:14:31,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=2066, Unknown=0, NotChecked=0, Total=2256 [2023-05-20 09:14:31,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:14:31,998 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 09:14:31,999 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 8.1875) internal successors, (393), 48 states have internal predecessors, (393), 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 09:14:31,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:14:31,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-20 09:14:31,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 09:14:31,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 09:14:31,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:14:40,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:14:40,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 09:14:40,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 09:14:40,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 09:14:40,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-20 09:14:40,564 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-05-20 09:14:40,753 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 09:14:40,755 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 09:14:40,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 09:14:40,756 INFO L85 PathProgramCache]: Analyzing trace with hash -639962789, now seen corresponding path program 2 times [2023-05-20 09:14:40,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 09:14:40,756 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241075874] [2023-05-20 09:14:40,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 09:14:40,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 09:14:40,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 09:14:41,319 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-20 09:14:41,319 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 09:14:41,319 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241075874] [2023-05-20 09:14:41,319 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1241075874] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 09:14:41,320 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1916400003] [2023-05-20 09:14:41,320 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-20 09:14:41,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 09:14:41,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 09:14:41,322 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 09:14:41,325 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-05-20 09:14:42,176 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-20 09:14:42,176 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-20 09:14:42,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 17 conjunts are in the unsatisfiable core [2023-05-20 09:14:42,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 09:14:42,625 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-20 09:14:42,626 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 09:14:45,820 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-20 09:14:45,820 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1916400003] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 09:14:45,820 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 09:14:45,820 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 26 [2023-05-20 09:14:45,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116303131] [2023-05-20 09:14:45,829 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 09:14:45,832 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2023-05-20 09:14:45,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 09:14:45,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2023-05-20 09:14:45,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=501, Unknown=0, NotChecked=0, Total=650 [2023-05-20 09:14:45,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:14:45,833 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 09:14:45,833 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 10.615384615384615) internal successors, (276), 26 states have internal predecessors, (276), 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 09:14:45,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:14:45,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-20 09:14:45,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 09:14:45,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 09:14:45,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-20 09:14:45,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:14:54,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:14:54,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 09:14:54,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 09:14:54,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 09:14:54,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-20 09:14:54,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-05-20 09:14:54,028 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-05-20 09:14:54,220 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 09:14:54,220 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 09:14:54,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 09:14:54,221 INFO L85 PathProgramCache]: Analyzing trace with hash 1031743610, now seen corresponding path program 3 times [2023-05-20 09:14:54,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 09:14:54,221 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092447221] [2023-05-20 09:14:54,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 09:14:54,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 09:14:54,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 09:14:54,699 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 80 proven. 43 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-05-20 09:14:54,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 09:14:54,700 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092447221] [2023-05-20 09:14:54,700 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2092447221] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 09:14:54,700 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1980731995] [2023-05-20 09:14:54,700 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-20 09:14:54,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 09:14:54,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 09:14:54,713 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 09:14:54,728 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-05-20 09:14:54,887 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2023-05-20 09:14:54,887 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-20 09:14:54,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 30 conjunts are in the unsatisfiable core [2023-05-20 09:14:54,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 09:14:55,277 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 80 proven. 43 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-05-20 09:14:55,277 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 09:14:56,348 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 80 proven. 43 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-05-20 09:14:56,348 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1980731995] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 09:14:56,348 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 09:14:56,348 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 39 [2023-05-20 09:14:56,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545971141] [2023-05-20 09:14:56,348 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 09:14:56,349 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2023-05-20 09:14:56,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 09:14:56,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2023-05-20 09:14:56,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=1332, Unknown=0, NotChecked=0, Total=1482 [2023-05-20 09:14:56,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:14:56,350 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 09:14:56,350 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 8.461538461538462) internal successors, (330), 39 states have internal predecessors, (330), 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 09:14:56,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:14:56,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-20 09:14:56,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 09:14:56,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 09:14:56,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-20 09:14:56,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2023-05-20 09:14:56,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:14:58,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:14:58,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 09:14:58,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 09:14:58,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 09:14:58,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-20 09:14:58,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-05-20 09:14:58,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2023-05-20 09:14:58,262 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-05-20 09:14:58,455 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 09:14:58,456 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 09:14:58,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 09:14:58,456 INFO L85 PathProgramCache]: Analyzing trace with hash 823554778, now seen corresponding path program 4 times [2023-05-20 09:14:58,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 09:14:58,456 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135468580] [2023-05-20 09:14:58,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 09:14:58,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 09:14:58,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 09:15:08,327 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 09:15:08,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 09:15:08,327 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135468580] [2023-05-20 09:15:08,327 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2135468580] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 09:15:08,328 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2024028751] [2023-05-20 09:15:08,328 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-20 09:15:08,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 09:15:08,328 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 09:15:08,329 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 09:15:08,330 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-05-20 09:15:08,412 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-20 09:15:08,412 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-20 09:15:08,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 65 conjunts are in the unsatisfiable core [2023-05-20 09:15:08,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 09:15:10,990 INFO L356 Elim1Store]: treesize reduction 13, result has 48.0 percent of original size [2023-05-20 09:15:10,991 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 44 [2023-05-20 09:15:11,156 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 09:15:11,157 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 09:15:13,142 INFO L356 Elim1Store]: treesize reduction 15, result has 90.4 percent of original size [2023-05-20 09:15:13,142 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 10 new quantified variables, introduced 15 case distinctions, treesize of input 150 treesize of output 195 [2023-05-20 09:15:14,469 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 09:15:14,469 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2024028751] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 09:15:14,469 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 09:15:14,469 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 35, 34] total 108 [2023-05-20 09:15:14,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288920067] [2023-05-20 09:15:14,470 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 09:15:14,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 108 states [2023-05-20 09:15:14,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 09:15:14,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 108 interpolants. [2023-05-20 09:15:14,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=835, Invalid=10721, Unknown=0, NotChecked=0, Total=11556 [2023-05-20 09:15:14,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:15:14,474 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 09:15:14,475 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 108 states, 108 states have (on average 4.398148148148148) internal successors, (475), 108 states have internal predecessors, (475), 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 09:15:14,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:15:14,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-20 09:15:14,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 09:15:14,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 09:15:14,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-20 09:15:14,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2023-05-20 09:15:14,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2023-05-20 09:15:14,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:15:21,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 09:15:21,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 09:15:21,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 09:15:21,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 09:15:21,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2023-05-20 09:15:21,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-05-20 09:15:21,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2023-05-20 09:15:21,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2023-05-20 09:15:21,441 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-05-20 09:15:21,622 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 09:15:21,622 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 09:15:21,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 09:15:21,623 INFO L85 PathProgramCache]: Analyzing trace with hash 457336282, now seen corresponding path program 5 times [2023-05-20 09:15:21,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 09:15:21,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020981750] [2023-05-20 09:15:21,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 09:15:21,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 09:15:21,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2023-05-20 09:28:51,513 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-20 09:28:51,513 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-20 09:28:51,634 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,666 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,666 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,667 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,667 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,667 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,668 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,668 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,669 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,669 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,670 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,670 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,670 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,671 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,671 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,671 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,671 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,671 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,672 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,672 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,672 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,672 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,673 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,673 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,673 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,673 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,673 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,674 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,674 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,674 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,674 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,674 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,674 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,675 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,675 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,675 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,675 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,675 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,675 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,676 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,676 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,676 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,676 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,676 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,676 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,677 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,677 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,677 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,677 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,677 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,677 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,678 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,678 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,678 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,678 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,678 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,678 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,678 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,679 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,679 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,679 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,679 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,679 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,679 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,680 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,680 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,680 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,680 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,680 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,680 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,680 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,681 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,681 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,681 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,681 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,681 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,681 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,681 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,681 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,682 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,682 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,682 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,682 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,682 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 09:28:51,685 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2023-05-20 09:28:51,685 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-05-20 09:28:51,685 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 257 with TraceHistMax 5,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 255 interpolants. [2023-05-20 09:28:51,686 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2023-05-20 09:28:51,686 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2023-05-20 09:28:51,689 INFO L444 BasicCegarLoop]: Path program histogram: [5, 1, 1, 1, 1] [2023-05-20 09:28:51,690 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-20 09:28:51,690 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-20 09:28:51,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.05 09:28:51 BasicIcfg [2023-05-20 09:28:51,692 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-20 09:28:51,692 INFO L158 Benchmark]: Toolchain (without parser) took 865691.39ms. Allocated memory was 192.9MB in the beginning and 751.8MB in the end (delta: 558.9MB). Free memory was 138.7MB in the beginning and 548.3MB in the end (delta: -409.6MB). Peak memory consumption was 508.5MB. Max. memory is 8.0GB. [2023-05-20 09:28:51,692 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 192.9MB. Free memory is still 155.6MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-20 09:28:51,693 INFO L158 Benchmark]: CACSL2BoogieTranslator took 281.45ms. Allocated memory was 192.9MB in the beginning and 250.6MB in the end (delta: 57.7MB). Free memory was 138.5MB in the beginning and 222.1MB in the end (delta: -83.6MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2023-05-20 09:28:51,693 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.22ms. Allocated memory is still 250.6MB. Free memory was 222.1MB in the beginning and 220.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-20 09:28:51,693 INFO L158 Benchmark]: Boogie Preprocessor took 29.45ms. Allocated memory is still 250.6MB. Free memory was 220.0MB in the beginning and 218.6MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-20 09:28:51,693 INFO L158 Benchmark]: RCFGBuilder took 400.81ms. Allocated memory is still 250.6MB. Free memory was 218.6MB in the beginning and 201.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2023-05-20 09:28:51,693 INFO L158 Benchmark]: TraceAbstraction took 864920.03ms. Allocated memory was 250.6MB in the beginning and 751.8MB in the end (delta: 501.2MB). Free memory was 200.7MB in the beginning and 548.3MB in the end (delta: -347.6MB). Peak memory consumption was 513.8MB. Max. memory is 8.0GB. [2023-05-20 09:28:51,694 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 192.9MB. Free memory is still 155.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 281.45ms. Allocated memory was 192.9MB in the beginning and 250.6MB in the end (delta: 57.7MB). Free memory was 138.5MB in the beginning and 222.1MB in the end (delta: -83.6MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 53.22ms. Allocated memory is still 250.6MB. Free memory was 222.1MB in the beginning and 220.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 29.45ms. Allocated memory is still 250.6MB. Free memory was 220.0MB in the beginning and 218.6MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 400.81ms. Allocated memory is still 250.6MB. Free memory was 218.6MB in the beginning and 201.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 864920.03ms. Allocated memory was 250.6MB in the beginning and 751.8MB in the end (delta: 501.2MB). Free memory was 200.7MB in the beginning and 548.3MB in the end (delta: -347.6MB). Peak memory consumption was 513.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6337, independent: 5831, independent conditional: 2712, independent unconditional: 3119, dependent: 506, dependent conditional: 501, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5836, independent: 5831, independent conditional: 2712, independent unconditional: 3119, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5836, independent: 5831, independent conditional: 2712, independent unconditional: 3119, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5836, independent: 5831, independent conditional: 0, independent unconditional: 5831, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5836, independent: 5831, independent conditional: 0, independent unconditional: 5831, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5836, independent: 5831, independent conditional: 0, independent unconditional: 5831, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2858, independent: 2853, independent conditional: 0, independent unconditional: 2853, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2858, independent: 2852, independent conditional: 0, independent unconditional: 2852, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 6, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 6, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 67, independent: 33, independent conditional: 0, independent unconditional: 33, dependent: 34, dependent conditional: 0, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5836, independent: 2978, independent conditional: 0, independent unconditional: 2978, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 2858, unknown conditional: 0, unknown unconditional: 2858] , Statistics on independence cache: Total cache size (in pairs): 2858, Positive cache size: 2853, Positive conditional cache size: 0, Positive unconditional cache size: 2853, Negative cache size: 5, Negative conditional cache size: 0, Negative unconditional cache size: 5, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 501 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 223, Number of trivial persistent sets: 125, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3124, independent: 3119, independent conditional: 0, independent unconditional: 3119, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6337, independent: 5831, independent conditional: 2712, independent unconditional: 3119, dependent: 506, dependent conditional: 501, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5836, independent: 5831, independent conditional: 2712, independent unconditional: 3119, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5836, independent: 5831, independent conditional: 2712, independent unconditional: 3119, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5836, independent: 5831, independent conditional: 0, independent unconditional: 5831, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5836, independent: 5831, independent conditional: 0, independent unconditional: 5831, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5836, independent: 5831, independent conditional: 0, independent unconditional: 5831, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2858, independent: 2853, independent conditional: 0, independent unconditional: 2853, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2858, independent: 2852, independent conditional: 0, independent unconditional: 2852, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 6, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 6, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 67, independent: 33, independent conditional: 0, independent unconditional: 33, dependent: 34, dependent conditional: 0, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5836, independent: 2978, independent conditional: 0, independent unconditional: 2978, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 2858, unknown conditional: 0, unknown unconditional: 2858] , Statistics on independence cache: Total cache size (in pairs): 2858, Positive cache size: 2853, Positive conditional cache size: 0, Positive unconditional cache size: 2853, Negative cache size: 5, Negative conditional cache size: 0, Negative unconditional cache size: 5, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 501 - TimeoutResultAtElement [Line: 91]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 257 with TraceHistMax 5,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 255 interpolants. - TimeoutResultAtElement [Line: 85]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 257 with TraceHistMax 5,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 255 interpolants. - TimeoutResultAtElement [Line: 86]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 257 with TraceHistMax 5,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 255 interpolants. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 235 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 864.8s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 26.1s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 206, 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: 0.1s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 25.9s InterpolantComputationTime, 1866 NumberOfCodeBlocks, 1850 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 2574 ConstructedInterpolants, 77 QuantifiedInterpolants, 36006 SizeOfPredicates, 90 NumberOfNonLiveVariables, 1332 ConjunctsInSsa, 151 ConjunctsInUnsatCore, 16 InterpolantComputations, 4 PerfectInterpolantSequences, 337/678 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown