/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/chl-poker-hand-symm.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-32214ab [2023-05-20 08:05:14,761 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-20 08:05:14,763 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-20 08:05:14,802 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-20 08:05:14,802 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-20 08:05:14,806 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-20 08:05:14,808 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-20 08:05:14,813 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-20 08:05:14,814 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-20 08:05:14,818 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-20 08:05:14,819 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-20 08:05:14,821 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-20 08:05:14,821 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-20 08:05:14,823 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-20 08:05:14,824 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-20 08:05:14,825 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-20 08:05:14,826 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-20 08:05:14,826 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-20 08:05:14,828 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-20 08:05:14,833 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-20 08:05:14,834 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-20 08:05:14,835 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-20 08:05:14,836 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-20 08:05:14,837 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-20 08:05:14,841 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-20 08:05:14,841 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-20 08:05:14,842 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-20 08:05:14,843 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-20 08:05:14,843 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-20 08:05:14,844 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-05-20 08:05:14,844 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-05-20 08:05:14,844 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-05-20 08:05:14,846 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-05-20 08:05:14,846 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-05-20 08:05:14,847 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-05-20 08:05:14,847 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-05-20 08:05:14,848 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-05-20 08:05:14,848 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-05-20 08:05:14,848 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-20 08:05:14,849 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-20 08:05:14,849 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-20 08:05:14,850 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-20 08:05:14,877 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-20 08:05:14,877 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-20 08:05:14,878 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-20 08:05:14,878 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-20 08:05:14,878 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-20 08:05:14,879 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-20 08:05:14,879 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-20 08:05:14,879 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-20 08:05:14,879 INFO L138 SettingsManager]: * Use SBE=true [2023-05-20 08:05:14,880 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-20 08:05:14,880 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-20 08:05:14,880 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-20 08:05:14,880 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-20 08:05:14,881 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-20 08:05:14,881 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-20 08:05:14,881 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-20 08:05:14,881 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-20 08:05:14,881 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-20 08:05:14,881 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-20 08:05:14,881 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-20 08:05:14,881 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-20 08:05:14,881 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-20 08:05:14,882 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-20 08:05:14,883 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-20 08:05:14,883 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-20 08:05:14,883 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 08:05:14,883 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-20 08:05:14,883 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-20 08:05:14,883 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-20 08:05:14,883 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-20 08:05:14,883 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-20 08:05:14,884 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-20 08:05:14,884 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-20 08:05:14,884 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-20 08:05:14,884 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-20 08:05:14,884 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-20 08:05:14,884 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> 3,2 1,1 2,2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> LOOP [2023-05-20 08:05:15,093 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-20 08:05:15,115 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-20 08:05:15,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-20 08:05:15,119 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-20 08:05:15,119 INFO L275 PluginConnector]: CDTParser initialized [2023-05-20 08:05:15,120 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-poker-hand-symm.wvr.c [2023-05-20 08:05:15,176 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/668483eaf/e555195e51764cff9294d1eb51b64043/FLAGbbec8e651 [2023-05-20 08:05:15,590 INFO L306 CDTParser]: Found 1 translation units. [2023-05-20 08:05:15,591 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-poker-hand-symm.wvr.c [2023-05-20 08:05:15,605 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/668483eaf/e555195e51764cff9294d1eb51b64043/FLAGbbec8e651 [2023-05-20 08:05:15,617 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/668483eaf/e555195e51764cff9294d1eb51b64043 [2023-05-20 08:05:15,619 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-20 08:05:15,620 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-20 08:05:15,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-20 08:05:15,627 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-20 08:05:15,630 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-20 08:05:15,645 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 08:05:15" (1/1) ... [2023-05-20 08:05:15,646 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61f1359a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 08:05:15, skipping insertion in model container [2023-05-20 08:05:15,646 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 08:05:15" (1/1) ... [2023-05-20 08:05:15,652 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-20 08:05:15,683 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-20 08:05:15,888 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/chl-poker-hand-symm.wvr.c[12821,12834] [2023-05-20 08:05:15,896 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 08:05:15,902 INFO L203 MainTranslator]: Completed pre-run [2023-05-20 08:05:15,974 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/chl-poker-hand-symm.wvr.c[12821,12834] [2023-05-20 08:05:15,977 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 08:05:15,988 INFO L208 MainTranslator]: Completed translation [2023-05-20 08:05:15,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 08:05:15 WrapperNode [2023-05-20 08:05:15,988 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-20 08:05:15,989 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-20 08:05:15,989 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-20 08:05:15,989 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-20 08:05:15,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 08:05:15" (1/1) ... [2023-05-20 08:05:16,013 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 08:05:15" (1/1) ... [2023-05-20 08:05:16,068 INFO L138 Inliner]: procedures = 25, calls = 307, calls flagged for inlining = 69, calls inlined = 97, statements flattened = 1522 [2023-05-20 08:05:16,068 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-20 08:05:16,069 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-20 08:05:16,069 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-20 08:05:16,069 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-20 08:05:16,076 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 08:05:15" (1/1) ... [2023-05-20 08:05:16,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 08:05:15" (1/1) ... [2023-05-20 08:05:16,088 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 08:05:15" (1/1) ... [2023-05-20 08:05:16,088 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 08:05:15" (1/1) ... [2023-05-20 08:05:16,123 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 08:05:15" (1/1) ... [2023-05-20 08:05:16,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 08:05:15" (1/1) ... [2023-05-20 08:05:16,141 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 08:05:15" (1/1) ... [2023-05-20 08:05:16,145 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 08:05:15" (1/1) ... [2023-05-20 08:05:16,153 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-20 08:05:16,154 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-20 08:05:16,154 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-20 08:05:16,154 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-20 08:05:16,158 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 08:05:15" (1/1) ... [2023-05-20 08:05:16,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 08:05:16,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 08:05:16,194 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 08:05:16,220 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 08:05:16,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-20 08:05:16,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-20 08:05:16,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-20 08:05:16,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-20 08:05:16,237 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-20 08:05:16,238 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-20 08:05:16,238 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-20 08:05:16,239 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-20 08:05:16,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-20 08:05:16,239 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-05-20 08:05:16,239 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-05-20 08:05:16,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-05-20 08:05:16,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-20 08:05:16,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-20 08:05:16,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-20 08:05:16,241 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 08:05:16,436 INFO L235 CfgBuilder]: Building ICFG [2023-05-20 08:05:16,438 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-20 08:05:17,830 INFO L276 CfgBuilder]: Performing block encoding [2023-05-20 08:05:19,143 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-20 08:05:19,143 INFO L300 CfgBuilder]: Removed 12 assume(true) statements. [2023-05-20 08:05:19,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 08:05:19 BoogieIcfgContainer [2023-05-20 08:05:19,147 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-20 08:05:19,149 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-20 08:05:19,149 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-20 08:05:19,151 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-20 08:05:19,152 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.05 08:05:15" (1/3) ... [2023-05-20 08:05:19,152 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e20f3e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 08:05:19, skipping insertion in model container [2023-05-20 08:05:19,152 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 08:05:15" (2/3) ... [2023-05-20 08:05:19,153 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e20f3e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 08:05:19, skipping insertion in model container [2023-05-20 08:05:19,189 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 08:05:19" (3/3) ... [2023-05-20 08:05:19,191 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-poker-hand-symm.wvr.c [2023-05-20 08:05:19,205 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-20 08:05:19,213 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-20 08:05:19,213 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-20 08:05:19,213 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-20 08:05:19,487 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-05-20 08:05:19,548 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 08:05:19,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-20 08:05:19,549 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 08:05:19,550 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 08:05:19,557 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 08:05:19,588 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-20 08:05:19,614 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-20 08:05:19,620 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;@7a8d65e7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 08:05:19,621 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-05-20 08:05:19,930 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 08:05:19,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 08:05:19,935 INFO L85 PathProgramCache]: Analyzing trace with hash 170815368, now seen corresponding path program 1 times [2023-05-20 08:05:19,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 08:05:19,943 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921052375] [2023-05-20 08:05:19,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 08:05:19,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 08:05:20,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 08:05:20,877 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 08:05:20,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 08:05:20,878 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921052375] [2023-05-20 08:05:20,879 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921052375] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 08:05:20,879 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 08:05:20,879 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-05-20 08:05:20,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728575] [2023-05-20 08:05:20,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 08:05:20,886 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-05-20 08:05:20,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 08:05:20,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-05-20 08:05:20,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-05-20 08:05:20,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 08:05:20,938 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 08:05:20,939 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 58.2) internal successors, (291), 5 states have internal predecessors, (291), 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 08:05:20,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 08:05:21,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 08:05:21,178 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-20 08:05:21,178 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 08:05:21,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 08:05:21,179 INFO L85 PathProgramCache]: Analyzing trace with hash -1204892339, now seen corresponding path program 1 times [2023-05-20 08:05:21,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 08:05:21,179 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379936991] [2023-05-20 08:05:21,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 08:05:21,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 08:05:21,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 08:05:21,579 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-05-20 08:05:21,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 08:05:21,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [379936991] [2023-05-20 08:05:21,580 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [379936991] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 08:05:21,581 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2093135913] [2023-05-20 08:05:21,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 08:05:21,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 08:05:21,581 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 08:05:21,583 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 08:05:21,603 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 08:05:22,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 08:05:22,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 4 conjunts are in the unsatisfiable core [2023-05-20 08:05:22,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 08:05:22,232 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-05-20 08:05:22,232 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-05-20 08:05:22,237 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2093135913] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 08:05:22,237 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-05-20 08:05:22,237 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 10 [2023-05-20 08:05:22,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449542803] [2023-05-20 08:05:22,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 08:05:22,239 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-05-20 08:05:22,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 08:05:22,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-05-20 08:05:22,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2023-05-20 08:05:22,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 08:05:22,240 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 08:05:22,241 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 64.0) internal successors, (320), 5 states have internal predecessors, (320), 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 08:05:22,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 08:05:22,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 08:05:22,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 08:05:22,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 08:05:22,428 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-05-20 08:05:22,625 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-05-20 08:05:22,625 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 08:05:22,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 08:05:22,626 INFO L85 PathProgramCache]: Analyzing trace with hash -1815045738, now seen corresponding path program 1 times [2023-05-20 08:05:22,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 08:05:22,626 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [974549868] [2023-05-20 08:05:22,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 08:05:22,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 08:05:22,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 08:05:22,978 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-05-20 08:05:22,981 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 08:05:22,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [974549868] [2023-05-20 08:05:22,982 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [974549868] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 08:05:22,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [840261871] [2023-05-20 08:05:22,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 08:05:22,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 08:05:22,983 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 08:05:22,984 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 08:05:22,986 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 08:05:23,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 08:05:23,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 785 conjuncts, 6 conjunts are in the unsatisfiable core [2023-05-20 08:05:23,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 08:05:23,571 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-05-20 08:05:23,572 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 08:05:23,721 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-05-20 08:05:23,725 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [840261871] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 08:05:23,725 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 08:05:23,726 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 17 [2023-05-20 08:05:23,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798938432] [2023-05-20 08:05:23,726 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 08:05:23,728 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-05-20 08:05:23,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 08:05:23,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-05-20 08:05:23,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2023-05-20 08:05:23,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 08:05:23,730 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 08:05:23,730 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 27.764705882352942) internal successors, (472), 17 states have internal predecessors, (472), 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 08:05:23,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 08:05:23,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 08:05:23,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 08:05:24,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 08:05:24,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 08:05:24,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-20 08:05:24,503 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 08:05:24,689 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 08:05:24,689 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 08:05:24,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 08:05:24,690 INFO L85 PathProgramCache]: Analyzing trace with hash 162140022, now seen corresponding path program 2 times [2023-05-20 08:05:24,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 08:05:24,690 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841004319] [2023-05-20 08:05:24,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 08:05:24,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 08:05:24,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 08:05:25,461 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2023-05-20 08:05:25,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 08:05:25,462 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841004319] [2023-05-20 08:05:25,462 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [841004319] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 08:05:25,462 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [600640627] [2023-05-20 08:05:25,462 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-20 08:05:25,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 08:05:25,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 08:05:25,464 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 08:05:25,496 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 08:05:25,981 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-05-20 08:05:25,981 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-20 08:05:25,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 663 conjuncts, 4 conjunts are in the unsatisfiable core [2023-05-20 08:05:25,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 08:05:26,033 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2023-05-20 08:05:26,033 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-05-20 08:05:26,033 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [600640627] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 08:05:26,033 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-05-20 08:05:26,034 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [11] total 12 [2023-05-20 08:05:26,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912795585] [2023-05-20 08:05:26,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 08:05:26,035 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-20 08:05:26,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 08:05:26,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-20 08:05:26,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2023-05-20 08:05:26,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 08:05:26,036 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 08:05:26,036 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 116.0) internal successors, (348), 3 states have internal predecessors, (348), 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 08:05:26,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 08:05:26,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 08:05:26,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-20 08:05:26,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 08:05:26,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 08:05:26,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 08:05:26,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-20 08:05:26,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 08:05:26,124 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 08:05:26,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 08:05:26,319 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 08:05:26,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 08:05:26,320 INFO L85 PathProgramCache]: Analyzing trace with hash 22164643, now seen corresponding path program 1 times [2023-05-20 08:05:26,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 08:05:26,321 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654943987] [2023-05-20 08:05:26,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 08:05:26,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 08:05:26,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 08:05:26,944 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2023-05-20 08:05:26,944 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 08:05:26,944 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654943987] [2023-05-20 08:05:26,944 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1654943987] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 08:05:26,945 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [295111976] [2023-05-20 08:05:26,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 08:05:26,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 08:05:26,945 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 08:05:26,946 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 08:05:26,973 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 08:05:27,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 08:05:27,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 1011 conjuncts, 10 conjunts are in the unsatisfiable core [2023-05-20 08:05:27,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 08:05:27,654 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2023-05-20 08:05:27,655 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 08:05:27,777 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2023-05-20 08:05:27,781 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [295111976] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 08:05:27,781 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 08:05:27,781 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 22 [2023-05-20 08:05:27,781 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491930112] [2023-05-20 08:05:27,781 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 08:05:27,782 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-05-20 08:05:27,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 08:05:27,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-05-20 08:05:27,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=348, Unknown=0, NotChecked=0, Total=462 [2023-05-20 08:05:27,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 08:05:27,784 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 08:05:27,784 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 18.90909090909091) internal successors, (416), 22 states have internal predecessors, (416), 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 08:05:27,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 08:05:27,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 08:05:27,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-20 08:05:27,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-20 08:05:27,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 08:05:28,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 08:05:28,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 08:05:28,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-20 08:05:28,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 08:05:28,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-05-20 08:05:28,651 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 08:05:28,825 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 08:05:28,825 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 08:05:28,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 08:05:28,826 INFO L85 PathProgramCache]: Analyzing trace with hash 453327985, now seen corresponding path program 2 times [2023-05-20 08:05:28,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 08:05:28,826 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370060060] [2023-05-20 08:05:28,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 08:05:28,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 08:05:28,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 08:05:29,703 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2023-05-20 08:05:29,704 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 08:05:29,704 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370060060] [2023-05-20 08:05:29,704 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370060060] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 08:05:29,704 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1736032521] [2023-05-20 08:05:29,704 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-20 08:05:29,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 08:05:29,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 08:05:29,706 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 08:05:29,724 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-05-20 08:05:30,325 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-20 08:05:30,326 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-20 08:05:30,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 1167 conjuncts, 14 conjunts are in the unsatisfiable core [2023-05-20 08:05:30,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 08:05:30,608 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2023-05-20 08:05:30,608 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 08:05:30,882 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2023-05-20 08:05:30,882 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1736032521] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 08:05:30,882 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 08:05:30,883 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 39 [2023-05-20 08:05:30,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680829466] [2023-05-20 08:05:30,883 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 08:05:30,884 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2023-05-20 08:05:30,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 08:05:30,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2023-05-20 08:05:30,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=345, Invalid=1137, Unknown=0, NotChecked=0, Total=1482 [2023-05-20 08:05:30,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 08:05:30,886 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 08:05:30,886 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 12.102564102564102) internal successors, (472), 39 states have internal predecessors, (472), 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 08:05:30,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 08:05:30,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 08:05:30,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-20 08:05:30,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-20 08:05:30,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2023-05-20 08:05:30,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 08:05:31,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 08:05:31,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 08:05:31,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-20 08:05:31,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 08:05:31,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-05-20 08:05:31,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2023-05-20 08:05:31,921 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-05-20 08:05:32,117 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 08:05:32,117 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 08:05:32,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 08:05:32,118 INFO L85 PathProgramCache]: Analyzing trace with hash -304908143, now seen corresponding path program 3 times [2023-05-20 08:05:32,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 08:05:32,118 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799625959] [2023-05-20 08:05:32,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 08:05:32,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 08:05:32,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 08:05:33,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 396 refuted. 0 times theorem prover too weak. 732 trivial. 0 not checked. [2023-05-20 08:05:33,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 08:05:33,613 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799625959] [2023-05-20 08:05:33,613 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799625959] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 08:05:33,613 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [366852121] [2023-05-20 08:05:33,613 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-20 08:05:33,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 08:05:33,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 08:05:33,617 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 08:05:33,621 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-05-20 08:05:34,157 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-05-20 08:05:34,157 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-20 08:05:34,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 803 conjuncts, 48 conjunts are in the unsatisfiable core [2023-05-20 08:05:34,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 08:05:38,828 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-20 08:05:38,829 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 56 [2023-05-20 08:05:39,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1126 trivial. 0 not checked. [2023-05-20 08:05:39,041 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 08:05:54,295 WARN L233 SmtUtils]: Spent 12.15s on a formula simplification that was a NOOP. DAG size: 93 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-20 08:06:15,421 WARN L233 SmtUtils]: Spent 18.45s on a formula simplification that was a NOOP. DAG size: 1432 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2023-05-20 08:06:15,422 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-20 08:06:15,423 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 24 select indices, 24 select index equivalence classes, 0 disjoint index pairs (out of 276 index pairs), introduced 24 new quantified variables, introduced 276 case distinctions, treesize of input 1289 treesize of output 4359 Received shutdown request... [2023-05-20 08:19:17,213 WARN L249 SmtUtils]: Removed 2 from assertion stack [2023-05-20 08:19:17,224 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 08:19:17,225 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 08:19:17,243 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2023-05-20 08:19:17,261 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-20 08:19:17,281 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-05-20 08:19:17,461 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 08:19:17,461 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 632 with TraceHistMax 11,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 33ms.. [2023-05-20 08:19:17,463 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2023-05-20 08:19:17,463 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2023-05-20 08:19:17,466 INFO L444 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1] [2023-05-20 08:19:17,468 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-20 08:19:17,468 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-20 08:19:17,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.05 08:19:17 BasicIcfg [2023-05-20 08:19:17,477 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-20 08:19:17,478 INFO L158 Benchmark]: Toolchain (without parser) took 841857.75ms. Allocated memory was 196.1MB in the beginning and 809.5MB in the end (delta: 613.4MB). Free memory was 137.0MB in the beginning and 497.4MB in the end (delta: -360.5MB). Peak memory consumption was 530.5MB. Max. memory is 8.0GB. [2023-05-20 08:19:17,478 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 196.1MB. Free memory is still 154.5MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-20 08:19:17,478 INFO L158 Benchmark]: CACSL2BoogieTranslator took 361.50ms. Allocated memory is still 196.1MB. Free memory was 136.8MB in the beginning and 161.0MB in the end (delta: -24.2MB). Peak memory consumption was 9.1MB. Max. memory is 8.0GB. [2023-05-20 08:19:17,478 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.43ms. Allocated memory is still 196.1MB. Free memory was 161.0MB in the beginning and 153.2MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2023-05-20 08:19:17,479 INFO L158 Benchmark]: Boogie Preprocessor took 84.55ms. Allocated memory is still 196.1MB. Free memory was 153.2MB in the beginning and 145.3MB in the end (delta: 7.9MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2023-05-20 08:19:17,479 INFO L158 Benchmark]: RCFGBuilder took 2992.61ms. Allocated memory was 196.1MB in the beginning and 235.9MB in the end (delta: 39.8MB). Free memory was 145.3MB in the beginning and 59.0MB in the end (delta: 86.3MB). Peak memory consumption was 137.7MB. Max. memory is 8.0GB. [2023-05-20 08:19:17,479 INFO L158 Benchmark]: TraceAbstraction took 838328.60ms. Allocated memory was 235.9MB in the beginning and 809.5MB in the end (delta: 573.6MB). Free memory was 58.0MB in the beginning and 497.4MB in the end (delta: -439.5MB). Peak memory consumption was 413.0MB. Max. memory is 8.0GB. [2023-05-20 08:19:17,480 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 196.1MB. Free memory is still 154.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 361.50ms. Allocated memory is still 196.1MB. Free memory was 136.8MB in the beginning and 161.0MB in the end (delta: -24.2MB). Peak memory consumption was 9.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 79.43ms. Allocated memory is still 196.1MB. Free memory was 161.0MB in the beginning and 153.2MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * Boogie Preprocessor took 84.55ms. Allocated memory is still 196.1MB. Free memory was 153.2MB in the beginning and 145.3MB in the end (delta: 7.9MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * RCFGBuilder took 2992.61ms. Allocated memory was 196.1MB in the beginning and 235.9MB in the end (delta: 39.8MB). Free memory was 145.3MB in the beginning and 59.0MB in the end (delta: 86.3MB). Peak memory consumption was 137.7MB. Max. memory is 8.0GB. * TraceAbstraction took 838328.60ms. Allocated memory was 235.9MB in the beginning and 809.5MB in the end (delta: 573.6MB). Free memory was 58.0MB in the beginning and 497.4MB in the end (delta: -439.5MB). Peak memory consumption was 413.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2355, independent: 2119, independent conditional: 902, independent unconditional: 1217, dependent: 236, dependent conditional: 229, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2126, independent: 2119, independent conditional: 902, independent unconditional: 1217, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2126, independent: 2119, independent conditional: 902, independent unconditional: 1217, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2126, independent: 2119, independent conditional: 0, independent unconditional: 2119, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2126, independent: 2119, independent conditional: 0, independent unconditional: 2119, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2126, independent: 2119, independent conditional: 0, independent unconditional: 2119, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1208, independent: 1201, independent conditional: 0, independent unconditional: 1201, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1208, independent: 1201, independent conditional: 0, independent unconditional: 1201, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 7, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 7, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 139, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 139, dependent conditional: 0, dependent unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2126, independent: 918, independent conditional: 0, independent unconditional: 918, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1208, unknown conditional: 0, unknown unconditional: 1208] , Statistics on independence cache: Total cache size (in pairs): 1208, Positive cache size: 1201, Positive conditional cache size: 0, Positive unconditional cache size: 1201, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, 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: 229 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 352, Number of trivial persistent sets: 334, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1224, independent: 1217, independent conditional: 0, independent unconditional: 1217, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2355, independent: 2119, independent conditional: 902, independent unconditional: 1217, dependent: 236, dependent conditional: 229, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2126, independent: 2119, independent conditional: 902, independent unconditional: 1217, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2126, independent: 2119, independent conditional: 902, independent unconditional: 1217, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2126, independent: 2119, independent conditional: 0, independent unconditional: 2119, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2126, independent: 2119, independent conditional: 0, independent unconditional: 2119, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2126, independent: 2119, independent conditional: 0, independent unconditional: 2119, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1208, independent: 1201, independent conditional: 0, independent unconditional: 1201, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1208, independent: 1201, independent conditional: 0, independent unconditional: 1201, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 7, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 7, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 139, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 139, dependent conditional: 0, dependent unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2126, independent: 918, independent conditional: 0, independent unconditional: 918, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1208, unknown conditional: 0, unknown unconditional: 1208] , Statistics on independence cache: Total cache size (in pairs): 1208, Positive cache size: 1201, Positive conditional cache size: 0, Positive unconditional cache size: 1201, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, 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: 229 - TimeoutResultAtElement [Line: 235]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 632 with TraceHistMax 11,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 33ms.. - TimeoutResultAtElement [Line: 230]: 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 632 with TraceHistMax 11,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 33ms.. - TimeoutResultAtElement [Line: 229]: 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 632 with TraceHistMax 11,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 33ms.. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 502 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 837.9s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 3.4s, 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: 104, 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: 0.4s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 4.6s InterpolantComputationTime, 4567 NumberOfCodeBlocks, 4396 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 5911 ConstructedInterpolants, 0 QuantifiedInterpolants, 7535 SizeOfPredicates, 32 NumberOfNonLiveVariables, 4359 ConjunctsInSsa, 38 ConjunctsInUnsatCore, 14 InterpolantComputations, 3 PerfectInterpolantSequences, 2139/2464 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