/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 ALL_READ_WRITE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/unroll-5.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-32214ab [2023-05-20 03:14:59,807 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-20 03:14:59,810 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-20 03:14:59,840 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-20 03:14:59,841 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-20 03:14:59,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-20 03:14:59,847 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-20 03:14:59,849 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-20 03:14:59,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-20 03:14:59,851 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-20 03:14:59,853 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-20 03:14:59,855 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-20 03:14:59,855 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-20 03:14:59,859 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-20 03:14:59,860 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-20 03:14:59,862 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-20 03:14:59,862 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-20 03:14:59,864 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-20 03:14:59,866 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-20 03:14:59,870 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-20 03:14:59,872 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-20 03:14:59,873 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-20 03:14:59,874 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-20 03:14:59,875 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-20 03:14:59,882 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-20 03:14:59,882 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-20 03:14:59,882 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-20 03:14:59,884 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-20 03:14:59,885 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-20 03:14:59,885 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-05-20 03:14:59,886 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-05-20 03:14:59,887 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-05-20 03:14:59,888 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-05-20 03:14:59,889 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-05-20 03:14:59,889 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-05-20 03:14:59,890 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-05-20 03:14:59,890 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-05-20 03:14:59,890 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-05-20 03:14:59,890 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-20 03:14:59,891 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-20 03:14:59,892 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-20 03:14:59,892 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-20 03:14:59,927 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-20 03:14:59,927 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-20 03:14:59,927 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-20 03:14:59,928 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-20 03:14:59,928 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-20 03:14:59,928 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-20 03:14:59,929 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-20 03:14:59,929 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-20 03:14:59,929 INFO L138 SettingsManager]: * Use SBE=true [2023-05-20 03:14:59,929 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-20 03:14:59,930 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-20 03:14:59,930 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-20 03:14:59,930 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-20 03:14:59,930 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-20 03:14:59,930 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-20 03:14:59,930 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-20 03:14:59,931 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-20 03:14:59,931 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-20 03:14:59,931 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-20 03:14:59,931 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-20 03:14:59,931 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-20 03:14:59,931 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-20 03:14:59,931 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-20 03:14:59,931 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-20 03:14:59,931 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-20 03:14:59,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 03:14:59,932 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-20 03:14:59,932 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-20 03:14:59,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-20 03:14:59,932 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-20 03:14:59,932 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-20 03:14:59,932 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-20 03:14:59,933 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-20 03:14:59,933 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-20 03:14:59,933 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-20 03:14:59,933 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-20 03:14:59,933 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> 3,2 1,1 2,2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> ALL_READ_WRITE [2023-05-20 03:15:00,184 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-20 03:15:00,204 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-20 03:15:00,207 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-20 03:15:00,208 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-20 03:15:00,209 INFO L275 PluginConnector]: CDTParser initialized [2023-05-20 03:15:00,209 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/unroll-5.wvr.c [2023-05-20 03:15:00,271 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7992c2d1/3c462793100140b1b5c142191c710353/FLAGaae46de7e [2023-05-20 03:15:00,629 INFO L306 CDTParser]: Found 1 translation units. [2023-05-20 03:15:00,630 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-5.wvr.c [2023-05-20 03:15:00,635 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7992c2d1/3c462793100140b1b5c142191c710353/FLAGaae46de7e [2023-05-20 03:15:01,053 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7992c2d1/3c462793100140b1b5c142191c710353 [2023-05-20 03:15:01,055 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-20 03:15:01,057 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-20 03:15:01,058 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-20 03:15:01,058 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-20 03:15:01,060 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-20 03:15:01,061 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 03:15:01" (1/1) ... [2023-05-20 03:15:01,062 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70516877 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 03:15:01, skipping insertion in model container [2023-05-20 03:15:01,062 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 03:15:01" (1/1) ... [2023-05-20 03:15:01,067 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-20 03:15:01,087 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-20 03:15:01,314 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-5.wvr.c[2644,2657] [2023-05-20 03:15:01,324 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 03:15:01,335 INFO L203 MainTranslator]: Completed pre-run [2023-05-20 03:15:01,366 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-5.wvr.c[2644,2657] [2023-05-20 03:15:01,368 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 03:15:01,381 INFO L208 MainTranslator]: Completed translation [2023-05-20 03:15:01,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 03:15:01 WrapperNode [2023-05-20 03:15:01,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-20 03:15:01,383 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-20 03:15:01,383 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-20 03:15:01,383 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-20 03:15:01,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 03:15:01" (1/1) ... [2023-05-20 03:15:01,396 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 03:15:01" (1/1) ... [2023-05-20 03:15:01,434 INFO L138 Inliner]: procedures = 24, calls = 38, calls flagged for inlining = 14, calls inlined = 14, statements flattened = 164 [2023-05-20 03:15:01,434 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-20 03:15:01,435 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-20 03:15:01,435 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-20 03:15:01,435 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-20 03:15:01,442 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 03:15:01" (1/1) ... [2023-05-20 03:15:01,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 03:15:01" (1/1) ... [2023-05-20 03:15:01,457 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 03:15:01" (1/1) ... [2023-05-20 03:15:01,457 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 03:15:01" (1/1) ... [2023-05-20 03:15:01,469 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 03:15:01" (1/1) ... [2023-05-20 03:15:01,472 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 03:15:01" (1/1) ... [2023-05-20 03:15:01,473 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 03:15:01" (1/1) ... [2023-05-20 03:15:01,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 03:15:01" (1/1) ... [2023-05-20 03:15:01,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-20 03:15:01,477 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-20 03:15:01,477 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-20 03:15:01,477 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-20 03:15:01,483 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 03:15:01" (1/1) ... [2023-05-20 03:15:01,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 03:15:01,497 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 03:15:01,526 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 03:15:01,570 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 03:15:01,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-20 03:15:01,587 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-20 03:15:01,587 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-20 03:15:01,587 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-20 03:15:01,588 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-20 03:15:01,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-20 03:15:01,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-20 03:15:01,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-20 03:15:01,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-05-20 03:15:01,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-20 03:15:01,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-20 03:15:01,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-20 03:15:01,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-20 03:15:01,590 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 03:15:01,698 INFO L235 CfgBuilder]: Building ICFG [2023-05-20 03:15:01,700 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-20 03:15:02,047 INFO L276 CfgBuilder]: Performing block encoding [2023-05-20 03:15:02,056 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-20 03:15:02,056 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2023-05-20 03:15:02,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 03:15:02 BoogieIcfgContainer [2023-05-20 03:15:02,059 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-20 03:15:02,066 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-20 03:15:02,066 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-20 03:15:02,069 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-20 03:15:02,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.05 03:15:01" (1/3) ... [2023-05-20 03:15:02,070 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@883cfd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 03:15:02, skipping insertion in model container [2023-05-20 03:15:02,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 03:15:01" (2/3) ... [2023-05-20 03:15:02,070 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@883cfd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 03:15:02, skipping insertion in model container [2023-05-20 03:15:02,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 03:15:02" (3/3) ... [2023-05-20 03:15:02,071 INFO L112 eAbstractionObserver]: Analyzing ICFG unroll-5.wvr.c [2023-05-20 03:15:02,084 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-20 03:15:02,092 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-20 03:15:02,092 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-20 03:15:02,092 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-20 03:15:02,221 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-05-20 03:15:02,270 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 03:15:02,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-20 03:15:02,270 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 03:15:02,272 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 03:15:02,276 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 03:15:02,311 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-20 03:15:02,338 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-20 03:15:02,350 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;@36a14774, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 03:15:02,351 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-05-20 03:15:02,515 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 03:15:02,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 03:15:02,522 INFO L85 PathProgramCache]: Analyzing trace with hash -1998894523, now seen corresponding path program 1 times [2023-05-20 03:15:02,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 03:15:02,528 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [291895094] [2023-05-20 03:15:02,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 03:15:02,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 03:15:02,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 03:15:02,795 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 03:15:02,796 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 03:15:02,796 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [291895094] [2023-05-20 03:15:02,797 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [291895094] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 03:15:02,797 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 03:15:02,797 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-20 03:15:02,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317184403] [2023-05-20 03:15:02,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 03:15:02,804 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-20 03:15:02,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 03:15:02,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-20 03:15:02,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-20 03:15:02,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 03:15:02,832 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 03:15:02,833 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 48.0) internal successors, (96), 2 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 03:15:02,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 03:15:02,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 03:15:02,863 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-20 03:15:02,864 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 03:15:02,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 03:15:02,865 INFO L85 PathProgramCache]: Analyzing trace with hash 723608299, now seen corresponding path program 1 times [2023-05-20 03:15:02,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 03:15:02,865 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208073273] [2023-05-20 03:15:02,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 03:15:02,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 03:15:02,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 03:15:03,336 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 03:15:03,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 03:15:03,337 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208073273] [2023-05-20 03:15:03,338 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [208073273] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 03:15:03,338 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 03:15:03,338 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-05-20 03:15:03,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822646631] [2023-05-20 03:15:03,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 03:15:03,342 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-05-20 03:15:03,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 03:15:03,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-05-20 03:15:03,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-05-20 03:15:03,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 03:15:03,345 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 03:15:03,346 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 6 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 03:15:03,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 03:15:03,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 03:15:03,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 03:15:03,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 03:15:03,589 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-20 03:15:03,589 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 03:15:03,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 03:15:03,590 INFO L85 PathProgramCache]: Analyzing trace with hash -562319887, now seen corresponding path program 1 times [2023-05-20 03:15:03,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 03:15:03,590 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670944211] [2023-05-20 03:15:03,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 03:15:03,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 03:15:03,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 03:15:03,963 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-05-20 03:15:03,963 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 03:15:03,964 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [670944211] [2023-05-20 03:15:03,965 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [670944211] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 03:15:03,965 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 03:15:03,965 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-05-20 03:15:03,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771713865] [2023-05-20 03:15:03,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 03:15:03,967 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-05-20 03:15:03,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 03:15:03,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-05-20 03:15:03,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-05-20 03:15:03,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 03:15:03,969 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 03:15:03,969 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.6) internal successors, (158), 5 states have internal predecessors, (158), 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 03:15:03,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 03:15:03,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 03:15:03,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 03:15:04,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 03:15:04,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 03:15:04,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 03:15:04,124 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-20 03:15:04,124 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 03:15:04,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 03:15:04,126 INFO L85 PathProgramCache]: Analyzing trace with hash 791975890, now seen corresponding path program 1 times [2023-05-20 03:15:04,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 03:15:04,127 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022304591] [2023-05-20 03:15:04,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 03:15:04,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 03:15:04,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 03:15:04,366 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 03:15:04,366 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 03:15:04,367 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022304591] [2023-05-20 03:15:04,370 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2022304591] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 03:15:04,370 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 03:15:04,370 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-05-20 03:15:04,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798791133] [2023-05-20 03:15:04,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 03:15:04,372 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-05-20 03:15:04,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 03:15:04,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-05-20 03:15:04,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-05-20 03:15:04,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 03:15:04,377 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 03:15:04,377 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.8) internal successors, (109), 5 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 03:15:04,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 03:15:04,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-20 03:15:04,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 03:15:04,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 03:15:04,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 03:15:04,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 03:15:04,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 03:15:04,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 03:15:04,499 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-05-20 03:15:04,499 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 03:15:04,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 03:15:04,500 INFO L85 PathProgramCache]: Analyzing trace with hash -337777399, now seen corresponding path program 1 times [2023-05-20 03:15:04,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 03:15:04,500 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617593429] [2023-05-20 03:15:04,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 03:15:04,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 03:15:04,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 03:15:04,813 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-05-20 03:15:04,813 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 03:15:04,813 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1617593429] [2023-05-20 03:15:04,813 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1617593429] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 03:15:04,814 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 03:15:04,814 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-05-20 03:15:04,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263772958] [2023-05-20 03:15:04,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 03:15:04,814 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-05-20 03:15:04,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 03:15:04,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-05-20 03:15:04,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2023-05-20 03:15:04,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 03:15:04,816 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 03:15:04,816 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 21.25) internal successors, (170), 8 states have internal predecessors, (170), 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 03:15:04,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 03:15:04,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-20 03:15:04,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 03:15:04,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-20 03:15:04,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 03:15:04,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 03:15:04,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 03:15:04,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 03:15:04,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 03:15:04,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 03:15:04,927 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-05-20 03:15:04,927 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 03:15:04,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 03:15:04,928 INFO L85 PathProgramCache]: Analyzing trace with hash 1110007440, now seen corresponding path program 1 times [2023-05-20 03:15:04,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 03:15:04,928 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275665481] [2023-05-20 03:15:04,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 03:15:04,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 03:15:04,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2023-05-20 03:29:36,958 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 03:29:36,958 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 03:29:37,134 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 03:29:37,266 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 03:29:37,266 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 03:29:37,267 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 03:29:37,268 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 03:29:37,268 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 03:29:37,268 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 03:29:37,268 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 03:29:37,269 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 03:29:37,269 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 03:29:37,269 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 03:29:37,269 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 03:29:37,270 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 03:29:37,270 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 03:29:37,270 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 03:29:37,270 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 03:29:37,270 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 03:29:37,270 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 03:29:37,270 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 03:29:37,271 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 03:29:37,271 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 03:29:37,271 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 03:29:37,271 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 03:29:37,274 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2023-05-20 03:29:37,275 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-05-20 03:29:37,275 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 204 with TraceHistMax 3,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 202 interpolants. [2023-05-20 03:29:37,276 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2023-05-20 03:29:37,276 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2023-05-20 03:29:37,290 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-05-20 03:29:37,293 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-20 03:29:37,293 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-20 03:29:37,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.05 03:29:37 BasicIcfg [2023-05-20 03:29:37,296 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-20 03:29:37,296 INFO L158 Benchmark]: Toolchain (without parser) took 876239.76ms. Allocated memory was 192.9MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 163.6MB in the beginning and 776.7MB in the end (delta: -613.0MB). Peak memory consumption was 892.8MB. Max. memory is 8.0GB. [2023-05-20 03:29:37,297 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 192.9MB. Free memory is still 148.4MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-20 03:29:37,297 INFO L158 Benchmark]: CACSL2BoogieTranslator took 324.71ms. Allocated memory was 192.9MB in the beginning and 277.9MB in the end (delta: 84.9MB). Free memory was 163.4MB in the beginning and 245.8MB in the end (delta: -82.3MB). Peak memory consumption was 7.6MB. Max. memory is 8.0GB. [2023-05-20 03:29:37,297 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.97ms. Allocated memory is still 277.9MB. Free memory was 245.3MB in the beginning and 243.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-20 03:29:37,297 INFO L158 Benchmark]: Boogie Preprocessor took 40.95ms. Allocated memory is still 277.9MB. Free memory was 243.7MB in the beginning and 241.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-20 03:29:37,298 INFO L158 Benchmark]: RCFGBuilder took 582.01ms. Allocated memory is still 277.9MB. Free memory was 241.6MB in the beginning and 223.8MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-05-20 03:29:37,298 INFO L158 Benchmark]: TraceAbstraction took 875230.25ms. Allocated memory was 277.9MB in the beginning and 1.3GB in the end (delta: 1.0GB). Free memory was 222.7MB in the beginning and 776.7MB in the end (delta: -554.0MB). Peak memory consumption was 867.9MB. Max. memory is 8.0GB. [2023-05-20 03:29:37,299 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 192.9MB. Free memory is still 148.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 324.71ms. Allocated memory was 192.9MB in the beginning and 277.9MB in the end (delta: 84.9MB). Free memory was 163.4MB in the beginning and 245.8MB in the end (delta: -82.3MB). Peak memory consumption was 7.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 50.97ms. Allocated memory is still 277.9MB. Free memory was 245.3MB in the beginning and 243.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 40.95ms. Allocated memory is still 277.9MB. Free memory was 243.7MB in the beginning and 241.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 582.01ms. Allocated memory is still 277.9MB. Free memory was 241.6MB in the beginning and 223.8MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * TraceAbstraction took 875230.25ms. Allocated memory was 277.9MB in the beginning and 1.3GB in the end (delta: 1.0GB). Free memory was 222.7MB in the beginning and 776.7MB in the end (delta: -554.0MB). Peak memory consumption was 867.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8168, independent: 7645, independent conditional: 610, independent unconditional: 7035, dependent: 523, dependent conditional: 515, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7653, independent: 7645, independent conditional: 610, independent unconditional: 7035, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7653, independent: 7645, independent conditional: 610, independent unconditional: 7035, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7653, independent: 7645, independent conditional: 0, independent unconditional: 7645, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7653, independent: 7645, independent conditional: 0, independent unconditional: 7645, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7653, independent: 7645, independent conditional: 0, independent unconditional: 7645, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4738, independent: 4730, independent conditional: 0, independent unconditional: 4730, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4738, independent: 4729, independent conditional: 0, independent unconditional: 4729, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 9, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 9, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, independent: 45, independent conditional: 0, independent unconditional: 45, dependent: 34, dependent conditional: 0, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7653, independent: 2915, independent conditional: 0, independent unconditional: 2915, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 4738, unknown conditional: 0, unknown unconditional: 4738] , Statistics on independence cache: Total cache size (in pairs): 4738, Positive cache size: 4730, Positive conditional cache size: 0, Positive unconditional cache size: 4730, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, 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: 515 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 412, Number of trivial persistent sets: 275, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7043, independent: 7035, independent conditional: 0, independent unconditional: 7035, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8168, independent: 7645, independent conditional: 610, independent unconditional: 7035, dependent: 523, dependent conditional: 515, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7653, independent: 7645, independent conditional: 610, independent unconditional: 7035, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7653, independent: 7645, independent conditional: 610, independent unconditional: 7035, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7653, independent: 7645, independent conditional: 0, independent unconditional: 7645, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7653, independent: 7645, independent conditional: 0, independent unconditional: 7645, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7653, independent: 7645, independent conditional: 0, independent unconditional: 7645, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4738, independent: 4730, independent conditional: 0, independent unconditional: 4730, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4738, independent: 4729, independent conditional: 0, independent unconditional: 4729, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 9, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 9, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, independent: 45, independent conditional: 0, independent unconditional: 45, dependent: 34, dependent conditional: 0, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7653, independent: 2915, independent conditional: 0, independent unconditional: 2915, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 4738, unknown conditional: 0, unknown unconditional: 4738] , Statistics on independence cache: Total cache size (in pairs): 4738, Positive cache size: 4730, Positive conditional cache size: 0, Positive unconditional cache size: 4730, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, 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: 515 - TimeoutResultAtElement [Line: 97]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 204 with TraceHistMax 3,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 202 interpolants. - TimeoutResultAtElement [Line: 92]: 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 204 with TraceHistMax 3,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 202 interpolants. - TimeoutResultAtElement [Line: 91]: 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 204 with TraceHistMax 3,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 202 interpolants. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 287 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 875.0s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.8s, 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: 30, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 715 NumberOfCodeBlocks, 715 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 710 ConstructedInterpolants, 0 QuantifiedInterpolants, 1495 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 107/107 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