/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 true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/unroll-cond-5.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-218013a [2023-05-04 04:08:36,829 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-04 04:08:36,830 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-04 04:08:36,862 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-05-04 04:08:36,880 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-04 04:08:36,881 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-04 04:08:36,883 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-04 04:08:36,883 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-04 04:08:36,884 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-04 04:08:36,885 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-04 04:08:36,886 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-04 04:08:36,891 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-04 04:08:36,892 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-04 04:08:36,892 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-04 04:08:36,893 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-04 04:08:36,894 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-04 04:08:36,896 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-05-04 04:08:36,902 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-04 04:08:36,903 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-04 04:08:36,903 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-04 04:08:36,904 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-04 04:08:36,921 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-04 04:08:36,921 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-04 04:08:36,921 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-04 04:08:36,921 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-04 04:08:36,922 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-04 04:08:36,922 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-04 04:08:36,922 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-04 04:08:36,922 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-04 04:08:36,922 INFO L138 SettingsManager]: * Use SBE=true [2023-05-04 04:08:36,922 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-04 04:08:36,922 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-04 04:08:36,922 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-04 04:08:36,923 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-04 04:08:36,923 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-04 04:08:36,923 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-04 04:08:36,923 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-04 04:08:36,923 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-04 04:08:36,923 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-04 04:08:36,923 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-04 04:08:36,923 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-04 04:08:36,923 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-04 04:08:36,923 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-04 04:08:36,924 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-04 04:08:36,924 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-04 04:08:36,924 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-04 04:08:36,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 04:08:36,924 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-04 04:08:36,924 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-04 04:08:36,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-04 04:08:36,924 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-04 04:08:36,924 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-04 04:08:36,924 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-04 04:08:36,925 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-04 04:08:36,925 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-04 04:08:36,925 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-04 04:08:36,925 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-04 04:08:36,925 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> true [2023-05-04 04:08:37,112 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-04 04:08:37,133 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-04 04:08:37,135 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-04 04:08:37,136 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-04 04:08:37,137 INFO L275 PluginConnector]: CDTParser initialized [2023-05-04 04:08:37,138 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/unroll-cond-5.wvr.c [2023-05-04 04:08:37,203 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/592cd03f6/0de6bfe778114447a2607d592e8af7a1/FLAG196ee77ba [2023-05-04 04:08:37,570 INFO L306 CDTParser]: Found 1 translation units. [2023-05-04 04:08:37,570 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-cond-5.wvr.c [2023-05-04 04:08:37,576 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/592cd03f6/0de6bfe778114447a2607d592e8af7a1/FLAG196ee77ba [2023-05-04 04:08:37,981 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/592cd03f6/0de6bfe778114447a2607d592e8af7a1 [2023-05-04 04:08:37,983 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-04 04:08:37,984 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-04 04:08:37,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-04 04:08:37,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-04 04:08:37,990 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-04 04:08:37,991 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 04:08:37" (1/1) ... [2023-05-04 04:08:37,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@593278f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 04:08:37, skipping insertion in model container [2023-05-04 04:08:37,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 04:08:37" (1/1) ... [2023-05-04 04:08:37,999 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-04 04:08:38,021 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-04 04:08:38,185 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-cond-5.wvr.c[2975,2988] [2023-05-04 04:08:38,189 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 04:08:38,195 INFO L203 MainTranslator]: Completed pre-run [2023-05-04 04:08:38,223 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-cond-5.wvr.c[2975,2988] [2023-05-04 04:08:38,231 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 04:08:38,242 INFO L208 MainTranslator]: Completed translation [2023-05-04 04:08:38,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 04:08:38 WrapperNode [2023-05-04 04:08:38,242 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-04 04:08:38,243 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-04 04:08:38,243 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-04 04:08:38,243 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-04 04:08:38,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 04:08:38" (1/1) ... [2023-05-04 04:08:38,266 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 04:08:38" (1/1) ... [2023-05-04 04:08:38,291 INFO L138 Inliner]: procedures = 24, calls = 45, calls flagged for inlining = 17, calls inlined = 17, statements flattened = 204 [2023-05-04 04:08:38,291 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-04 04:08:38,292 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-04 04:08:38,292 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-04 04:08:38,292 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-04 04:08:38,298 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 04:08:38" (1/1) ... [2023-05-04 04:08:38,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 04:08:38" (1/1) ... [2023-05-04 04:08:38,308 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 04:08:38" (1/1) ... [2023-05-04 04:08:38,309 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 04:08:38" (1/1) ... [2023-05-04 04:08:38,321 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 04:08:38" (1/1) ... [2023-05-04 04:08:38,324 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 04:08:38" (1/1) ... [2023-05-04 04:08:38,335 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 04:08:38" (1/1) ... [2023-05-04 04:08:38,337 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 04:08:38" (1/1) ... [2023-05-04 04:08:38,338 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-04 04:08:38,339 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-04 04:08:38,339 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-04 04:08:38,339 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-04 04:08:38,345 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 04:08:38" (1/1) ... [2023-05-04 04:08:38,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 04:08:38,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 04:08:38,371 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) [2023-05-04 04:08:38,380 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 [2023-05-04 04:08:38,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-04 04:08:38,398 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-04 04:08:38,398 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-04 04:08:38,398 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-04 04:08:38,398 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-04 04:08:38,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-04 04:08:38,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-04 04:08:38,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-04 04:08:38,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-05-04 04:08:38,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-04 04:08:38,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-04 04:08:38,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-04 04:08:38,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-04 04:08:38,400 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-04 04:08:38,463 INFO L235 CfgBuilder]: Building ICFG [2023-05-04 04:08:38,464 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-04 04:08:38,779 INFO L276 CfgBuilder]: Performing block encoding [2023-05-04 04:08:38,787 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-04 04:08:38,787 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2023-05-04 04:08:38,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 04:08:38 BoogieIcfgContainer [2023-05-04 04:08:38,789 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-04 04:08:38,790 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-04 04:08:38,790 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-04 04:08:38,796 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-04 04:08:38,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.05 04:08:37" (1/3) ... [2023-05-04 04:08:38,797 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@798e31e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 04:08:38, skipping insertion in model container [2023-05-04 04:08:38,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 04:08:38" (2/3) ... [2023-05-04 04:08:38,798 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@798e31e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 04:08:38, skipping insertion in model container [2023-05-04 04:08:38,798 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 04:08:38" (3/3) ... [2023-05-04 04:08:38,799 INFO L112 eAbstractionObserver]: Analyzing ICFG unroll-cond-5.wvr.c [2023-05-04 04:08:38,804 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-04 04:08:38,810 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-04 04:08:38,810 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-04 04:08:38,810 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-04 04:08:38,893 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-05-04 04:08:38,935 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 04:08:38,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-04 04:08:38,936 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 04:08:38,937 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) [2023-05-04 04:08:38,944 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 [2023-05-04 04:08:38,972 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-04 04:08:38,992 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-04 04:08:38,997 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;@699d79ca, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 04:08:38,997 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-05-04 04:08:39,162 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 04:08:39,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 04:08:39,166 INFO L85 PathProgramCache]: Analyzing trace with hash 2066271101, now seen corresponding path program 1 times [2023-05-04 04:08:39,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 04:08:39,172 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808712562] [2023-05-04 04:08:39,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 04:08:39,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 04:08:39,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 04:08:39,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 04:08:39,345 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 04:08:39,346 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808712562] [2023-05-04 04:08:39,347 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808712562] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 04:08:39,347 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 04:08:39,347 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-04 04:08:39,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71059800] [2023-05-04 04:08:39,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 04:08:39,355 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-04 04:08:39,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 04:08:39,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-04 04:08:39,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-04 04:08:39,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:08:39,395 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 04:08:39,397 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 49.0) internal successors, (98), 2 states have internal predecessors, (98), 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) [2023-05-04 04:08:39,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:08:39,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:08:39,437 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-04 04:08:39,438 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 04:08:39,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 04:08:39,438 INFO L85 PathProgramCache]: Analyzing trace with hash 1322431684, now seen corresponding path program 1 times [2023-05-04 04:08:39,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 04:08:39,439 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863972475] [2023-05-04 04:08:39,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 04:08:39,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 04:08:39,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 04:08:39,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 04:08:39,909 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 04:08:39,910 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863972475] [2023-05-04 04:08:39,910 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [863972475] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 04:08:39,910 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 04:08:39,910 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-05-04 04:08:39,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712675858] [2023-05-04 04:08:39,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 04:08:39,912 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-05-04 04:08:39,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 04:08:39,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-05-04 04:08:39,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-05-04 04:08:39,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:08:39,915 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 04:08:39,915 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 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) [2023-05-04 04:08:39,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:08:39,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:08:40,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:08:40,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 04:08:40,035 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-04 04:08:40,035 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 04:08:40,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 04:08:40,036 INFO L85 PathProgramCache]: Analyzing trace with hash -347097241, now seen corresponding path program 1 times [2023-05-04 04:08:40,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 04:08:40,036 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657700825] [2023-05-04 04:08:40,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 04:08:40,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 04:08:40,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 04:08:40,793 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 04:08:40,793 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 04:08:40,793 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657700825] [2023-05-04 04:08:40,793 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [657700825] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 04:08:40,794 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1250252698] [2023-05-04 04:08:40,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 04:08:40,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 04:08:40,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 04:08:40,795 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) [2023-05-04 04:08:40,817 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-05-04 04:08:40,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 04:08:40,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 9 conjunts are in the unsatisfiable core [2023-05-04 04:08:40,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 04:08:41,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 04:08:41,199 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-05-04 04:08:41,199 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1250252698] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 04:08:41,199 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-05-04 04:08:41,199 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [15] total 21 [2023-05-04 04:08:41,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312010391] [2023-05-04 04:08:41,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 04:08:41,200 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-05-04 04:08:41,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 04:08:41,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-05-04 04:08:41,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=375, Unknown=0, NotChecked=0, Total=420 [2023-05-04 04:08:41,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:08:41,201 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 04:08:41,201 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 19.375) internal successors, (155), 8 states have internal predecessors, (155), 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) [2023-05-04 04:08:41,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:08:41,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 04:08:41,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:08:41,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:08:41,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 04:08:41,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 04:08:41,352 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-05-04 04:08:41,549 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,SelfDestructingSolverStorable2 [2023-05-04 04:08:41,549 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 04:08:41,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 04:08:41,549 INFO L85 PathProgramCache]: Analyzing trace with hash -837006261, now seen corresponding path program 1 times [2023-05-04 04:08:41,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 04:08:41,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410480224] [2023-05-04 04:08:41,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 04:08:41,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 04:08:41,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 04:08:42,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-04 04:08:42,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 04:08:42,088 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410480224] [2023-05-04 04:08:42,088 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410480224] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 04:08:42,088 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [749629496] [2023-05-04 04:08:42,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 04:08:42,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 04:08:42,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 04:08:42,090 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) [2023-05-04 04:08:42,106 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-05-04 04:08:42,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 04:08:42,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 40 conjunts are in the unsatisfiable core [2023-05-04 04:08:42,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 04:08:43,241 INFO L356 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2023-05-04 04:08:43,241 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 13 [2023-05-04 04:08:43,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 04:08:43,366 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 04:08:44,089 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-04 04:08:44,090 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 22 [2023-05-04 04:08:45,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 04:08:45,211 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [749629496] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 04:08:45,211 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 04:08:45,211 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 21, 22] total 50 [2023-05-04 04:08:45,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683465201] [2023-05-04 04:08:45,211 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 04:08:45,212 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2023-05-04 04:08:45,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 04:08:45,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2023-05-04 04:08:45,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=179, Invalid=2271, Unknown=0, NotChecked=0, Total=2450 [2023-05-04 04:08:45,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:08:45,213 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 04:08:45,213 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 8.76) internal successors, (438), 50 states have internal predecessors, (438), 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) [2023-05-04 04:08:45,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:08:45,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 04:08:45,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 04:08:45,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:08:47,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:08:47,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 04:08:47,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 04:08:47,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-05-04 04:08:47,307 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-05-04 04:08:47,491 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 04:08:47,492 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 04:08:47,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 04:08:47,492 INFO L85 PathProgramCache]: Analyzing trace with hash -237977564, now seen corresponding path program 2 times [2023-05-04 04:08:47,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 04:08:47,492 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823815733] [2023-05-04 04:08:47,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 04:08:47,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 04:08:47,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 04:08:48,452 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 04:08:48,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 04:08:48,452 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823815733] [2023-05-04 04:08:48,452 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1823815733] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 04:08:48,452 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1656375536] [2023-05-04 04:08:48,452 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-04 04:08:48,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 04:08:48,453 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 04:08:48,454 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) [2023-05-04 04:08:48,477 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-05-04 04:08:48,626 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-04 04:08:48,626 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 04:08:48,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 46 conjunts are in the unsatisfiable core [2023-05-04 04:08:48,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 04:08:49,535 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 04:08:49,535 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 04:08:50,864 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 04:08:50,865 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1656375536] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 04:08:50,865 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 04:08:50,865 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 69 [2023-05-04 04:08:50,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885143039] [2023-05-04 04:08:50,865 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 04:08:50,866 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 69 states [2023-05-04 04:08:50,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 04:08:50,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2023-05-04 04:08:50,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=361, Invalid=4331, Unknown=0, NotChecked=0, Total=4692 [2023-05-04 04:08:50,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:08:50,867 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 04:08:50,868 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 69 states, 69 states have (on average 7.173913043478261) internal successors, (495), 69 states have internal predecessors, (495), 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) [2023-05-04 04:08:50,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:08:50,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 04:08:50,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 04:08:50,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2023-05-04 04:08:50,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:09:25,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:09:25,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 04:09:25,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 04:09:25,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-05-04 04:09:25,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2023-05-04 04:09:25,482 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-05-04 04:09:25,676 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 04:09:25,676 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 04:09:25,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 04:09:25,677 INFO L85 PathProgramCache]: Analyzing trace with hash -570885849, now seen corresponding path program 3 times [2023-05-04 04:09:25,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 04:09:25,677 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743087711] [2023-05-04 04:09:25,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 04:09:25,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 04:09:25,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 04:09:29,370 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 0 proven. 615 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 04:09:29,370 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 04:09:29,370 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743087711] [2023-05-04 04:09:29,370 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743087711] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 04:09:29,370 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1799197803] [2023-05-04 04:09:29,370 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-04 04:09:29,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 04:09:29,371 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 04:09:29,389 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) [2023-05-04 04:09:29,390 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-05-04 04:09:30,597 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2023-05-04 04:09:30,597 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 04:09:30,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 691 conjuncts, 108 conjunts are in the unsatisfiable core [2023-05-04 04:09:30,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 04:09:34,670 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 0 proven. 615 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 04:09:34,670 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 04:10:00,094 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 0 proven. 615 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 04:10:00,095 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1799197803] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 04:10:00,095 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 04:10:00,095 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 57] total 161 [2023-05-04 04:10:00,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079454524] [2023-05-04 04:10:00,095 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 04:10:00,096 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 161 states [2023-05-04 04:10:00,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 04:10:00,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 161 interpolants. [2023-05-04 04:10:00,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1379, Invalid=24381, Unknown=0, NotChecked=0, Total=25760 [2023-05-04 04:10:00,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:10:00,105 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 04:10:00,106 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 161 states, 161 states have (on average 6.484472049689441) internal successors, (1044), 161 states have internal predecessors, (1044), 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) [2023-05-04 04:10:00,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:10:00,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 04:10:00,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 04:10:00,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2023-05-04 04:10:00,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2023-05-04 04:10:00,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:12:30,277 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse29 (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 11) 4294967296)) (.cse5 (mod (+ 7 |c_thread2Thread1of1ForFork0_~i~1#1|) 4294967296)) (.cse25 (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 15) 4294967296)) (.cse26 (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 10) 4294967296)) (.cse33 (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 12) 4294967296)) (.cse22 (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 14) 4294967296)) (.cse30 (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 6) 4294967296)) (.cse8 (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 13) 4294967296)) (.cse27 (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 5) 4294967296)) (.cse32 (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 4) 4294967296)) (.cse13 (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 9) 4294967296)) (.cse11 (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 8) 4294967296)) (.cse1 (mod (+ 4294967292 c_~n~0) 4294967296))) (let ((.cse9 (not (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 3) 4294967296) .cse1))) (.cse10 (not (< .cse11 .cse1))) (.cse19 (not (< .cse13 .cse1))) (.cse12 (not (< .cse32 .cse1))) (.cse24 (not (< .cse27 .cse1))) (.cse15 (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 18) 4294967296)) (.cse14 (not (< .cse8 .cse1))) (.cse16 (not (< .cse30 .cse1))) (.cse28 (not (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 1) 4294967296) .cse1))) (.cse20 (mod (+ 19 |c_thread2Thread1of1ForFork0_~i~1#1|) 4294967296)) (.cse21 (not (< .cse22 .cse1))) (.cse0 (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 17) 4294967296)) (.cse2 (not (< .cse33 .cse1))) (.cse23 (not (< .cse26 .cse1))) (.cse6 (not (< .cse25 .cse1))) (.cse7 (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 20) 4294967296)) (.cse4 (not (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 2) 4294967296) .cse1))) (.cse31 (not (< .cse5 .cse1))) (.cse3 (mod (+ c_~n~0 4294967293) 4294967296)) (.cse17 (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 16) 4294967296)) (.cse18 (not (< .cse29 .cse1)))) (and (or (not (< .cse0 .cse1)) .cse2 (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 22) 4294967296) .cse3)) (or .cse4 (< .cse5 .cse3)) (or .cse6 (not (< .cse7 .cse1)) (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 25) 4294967296) .cse3)) (or (< .cse8 .cse3) .cse9 .cse10) (or .cse9 (< .cse11 .cse3)) (or .cse12 (< .cse13 .cse3)) (<= c_~n~0 (* 4294967296 (div c_~n~0 4294967296))) (or .cse14 (< .cse15 .cse3) .cse10) (< (mod |c_thread2Thread1of1ForFork0_~i~1#1| 4294967296) .cse3) (or .cse16 (< .cse17 .cse3) .cse18) (or .cse19 (< .cse20 .cse3) .cse21) (or .cse19 .cse12 (< .cse22 .cse3)) (or .cse23 .cse24 (< .cse25 .cse3)) (or (< .cse26 .cse3) .cse24) (or (not (< .cse15 .cse1)) .cse14 (< (mod (+ 23 |c_thread2Thread1of1ForFork0_~i~1#1|) 4294967296) .cse3)) (< .cse27 .cse3) (or .cse16 .cse28 (< .cse29 .cse3)) (or (< .cse30 .cse3) .cse28) (or (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 24) 4294967296) .cse3) (not (< .cse20 .cse1)) .cse21) (or .cse31 (< .cse0 .cse3) .cse2) (= |c_thread1Thread1of1ForFork1_~i~0#1| 0) (or .cse23 .cse6 (< .cse7 .cse3)) (< .cse32 .cse3) (or .cse4 (< .cse33 .cse3) .cse31) (or (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 21) 4294967296) .cse3) (not (< .cse17 .cse1)) .cse18)))) is different from false [2023-05-04 04:14:37,625 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse29 (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 11) 4294967296)) (.cse5 (mod (+ 7 |c_thread2Thread1of1ForFork0_~i~1#1|) 4294967296)) (.cse25 (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 15) 4294967296)) (.cse26 (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 10) 4294967296)) (.cse33 (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 12) 4294967296)) (.cse22 (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 14) 4294967296)) (.cse30 (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 6) 4294967296)) (.cse8 (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 13) 4294967296)) (.cse27 (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 5) 4294967296)) (.cse32 (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 4) 4294967296)) (.cse13 (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 9) 4294967296)) (.cse11 (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 8) 4294967296)) (.cse1 (mod (+ 4294967292 c_~n~0) 4294967296))) (let ((.cse9 (not (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 3) 4294967296) .cse1))) (.cse10 (not (< .cse11 .cse1))) (.cse19 (not (< .cse13 .cse1))) (.cse12 (not (< .cse32 .cse1))) (.cse24 (not (< .cse27 .cse1))) (.cse15 (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 18) 4294967296)) (.cse14 (not (< .cse8 .cse1))) (.cse16 (not (< .cse30 .cse1))) (.cse28 (not (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 1) 4294967296) .cse1))) (.cse20 (mod (+ 19 |c_thread2Thread1of1ForFork0_~i~1#1|) 4294967296)) (.cse21 (not (< .cse22 .cse1))) (.cse0 (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 17) 4294967296)) (.cse2 (not (< .cse33 .cse1))) (.cse23 (not (< .cse26 .cse1))) (.cse6 (not (< .cse25 .cse1))) (.cse7 (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 20) 4294967296)) (.cse4 (not (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 2) 4294967296) .cse1))) (.cse31 (not (< .cse5 .cse1))) (.cse3 (mod (+ c_~n~0 4294967293) 4294967296)) (.cse17 (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 16) 4294967296)) (.cse18 (not (< .cse29 .cse1)))) (and (or (not (< .cse0 .cse1)) .cse2 (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 22) 4294967296) .cse3)) (or .cse4 (< .cse5 .cse3)) (or .cse6 (not (< .cse7 .cse1)) (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 25) 4294967296) .cse3)) (or (< .cse8 .cse3) .cse9 .cse10) (or .cse9 (< .cse11 .cse3)) (or .cse12 (< .cse13 .cse3)) (<= c_~n~0 (* 4294967296 (div c_~n~0 4294967296))) (or .cse14 (< .cse15 .cse3) .cse10) (or .cse16 (< .cse17 .cse3) .cse18) (or .cse19 (< .cse20 .cse3) .cse21) (or .cse19 .cse12 (< .cse22 .cse3)) (or .cse23 .cse24 (< .cse25 .cse3)) (or (< .cse26 .cse3) .cse24) (or (not (< .cse15 .cse1)) .cse14 (< (mod (+ 23 |c_thread2Thread1of1ForFork0_~i~1#1|) 4294967296) .cse3)) (< .cse27 .cse3) (or .cse16 .cse28 (< .cse29 .cse3)) (or (< .cse30 .cse3) .cse28) (or (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 24) 4294967296) .cse3) (not (< .cse20 .cse1)) .cse21) (or .cse31 (< .cse0 .cse3) .cse2) (= |c_thread1Thread1of1ForFork1_~i~0#1| 0) (or .cse23 .cse6 (< .cse7 .cse3)) (< .cse32 .cse3) (or .cse4 (< .cse33 .cse3) .cse31) (or (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 21) 4294967296) .cse3) (not (< .cse17 .cse1)) .cse18)))) is different from false [2023-05-04 04:14:39,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:14:39,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-05-04 04:14:39,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 04:14:39,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-05-04 04:14:39,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2023-05-04 04:14:39,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 163 states. [2023-05-04 04:14:39,680 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-05-04 04:14:39,872 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 04:14:39,873 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 04:14:39,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 04:14:39,873 INFO L85 PathProgramCache]: Analyzing trace with hash 279821447, now seen corresponding path program 4 times [2023-05-04 04:14:39,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 04:14:39,873 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556617888] [2023-05-04 04:14:39,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 04:14:39,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 04:14:40,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 04:14:52,585 INFO L134 CoverageAnalysis]: Checked inductivity of 3375 backedges. 0 proven. 3366 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 04:14:52,586 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 04:14:52,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556617888] [2023-05-04 04:14:52,586 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [556617888] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 04:14:52,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2125391653] [2023-05-04 04:14:52,586 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-04 04:14:52,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 04:14:52,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 04:14:52,588 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) [2023-05-04 04:14:52,591 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-05-04 04:14:53,327 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-04 04:14:53,327 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 04:14:53,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 1237 conjuncts, 228 conjunts are in the unsatisfiable core [2023-05-04 04:14:53,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 04:15:08,968 INFO L134 CoverageAnalysis]: Checked inductivity of 3375 backedges. 0 proven. 3366 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 04:15:08,968 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 04:15:51,345 INFO L134 CoverageAnalysis]: Checked inductivity of 3375 backedges. 0 proven. 3366 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 04:15:51,345 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2125391653] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 04:15:51,345 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 04:15:51,345 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [115, 115, 117] total 341 [2023-05-04 04:15:51,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783986251] [2023-05-04 04:15:51,346 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 04:15:51,347 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 341 states [2023-05-04 04:15:51,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 04:15:51,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 341 interpolants. [2023-05-04 04:15:51,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8887, Invalid=107053, Unknown=0, NotChecked=0, Total=115940 [2023-05-04 04:15:51,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:15:51,359 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 04:15:51,361 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 341 states, 341 states have (on average 6.284457478005865) internal successors, (2143), 341 states have internal predecessors, (2143), 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) [2023-05-04 04:15:51,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:15:51,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-05-04 04:15:51,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 04:15:51,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2023-05-04 04:15:51,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2023-05-04 04:15:51,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 163 states. [2023-05-04 04:15:51,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 04:17:30,373 WARN L233 SmtUtils]: Spent 34.99s on a formula simplification. DAG size of input: 84 DAG size of output: 59 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-04 04:17:42,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 04:17:50,395 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] Received shutdown request... [2023-05-04 04:23:11,675 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 [2023-05-04 04:23:11,675 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 [2023-05-04 04:23:11,675 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-04 04:23:11,704 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-05-04 04:23:11,887 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 04:23:11,888 WARN L619 AbstractCegarLoop]: Verification canceled: while PredicateComparison was comparing new predicate (quantifier-free) to 509 known predicates. [2023-05-04 04:23:11,890 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2023-05-04 04:23:11,890 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2023-05-04 04:23:11,890 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2023-05-04 04:23:11,893 INFO L444 BasicCegarLoop]: Path program histogram: [4, 1, 1, 1] [2023-05-04 04:23:11,895 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-04 04:23:11,895 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-04 04:23:11,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 04:23:11 BasicIcfg [2023-05-04 04:23:11,896 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-04 04:23:11,897 INFO L158 Benchmark]: Toolchain (without parser) took 873912.56ms. Allocated memory was 169.9MB in the beginning and 791.7MB in the end (delta: 621.8MB). Free memory was 140.0MB in the beginning and 302.0MB in the end (delta: -162.1MB). Peak memory consumption was 459.5MB. Max. memory is 8.0GB. [2023-05-04 04:23:11,897 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 169.9MB. Free memory is still 129.5MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-04 04:23:11,897 INFO L158 Benchmark]: CACSL2BoogieTranslator took 256.81ms. Allocated memory is still 169.9MB. Free memory was 139.8MB in the beginning and 141.4MB in the end (delta: -1.6MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2023-05-04 04:23:11,897 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.41ms. Allocated memory is still 169.9MB. Free memory was 141.4MB in the beginning and 139.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-04 04:23:11,897 INFO L158 Benchmark]: Boogie Preprocessor took 46.45ms. Allocated memory is still 169.9MB. Free memory was 139.0MB in the beginning and 137.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-04 04:23:11,897 INFO L158 Benchmark]: RCFGBuilder took 449.83ms. Allocated memory is still 169.9MB. Free memory was 136.9MB in the beginning and 116.2MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2023-05-04 04:23:11,898 INFO L158 Benchmark]: TraceAbstraction took 873105.95ms. Allocated memory was 169.9MB in the beginning and 791.7MB in the end (delta: 621.8MB). Free memory was 114.9MB in the beginning and 302.0MB in the end (delta: -187.2MB). Peak memory consumption was 435.7MB. Max. memory is 8.0GB. [2023-05-04 04:23:11,899 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 169.9MB. Free memory is still 129.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 256.81ms. Allocated memory is still 169.9MB. Free memory was 139.8MB in the beginning and 141.4MB in the end (delta: -1.6MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 48.41ms. Allocated memory is still 169.9MB. Free memory was 141.4MB in the beginning and 139.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 46.45ms. Allocated memory is still 169.9MB. Free memory was 139.0MB in the beginning and 137.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 449.83ms. Allocated memory is still 169.9MB. Free memory was 136.9MB in the beginning and 116.2MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * TraceAbstraction took 873105.95ms. Allocated memory was 169.9MB in the beginning and 791.7MB in the end (delta: 621.8MB). Free memory was 114.9MB in the beginning and 302.0MB in the end (delta: -187.2MB). Peak memory consumption was 435.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3123, independent: 2394, independent conditional: 200, independent unconditional: 2194, dependent: 729, dependent conditional: 725, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2398, independent: 2394, independent conditional: 200, independent unconditional: 2194, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2398, independent: 2394, independent conditional: 200, independent unconditional: 2194, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2398, independent: 2394, independent conditional: 0, independent unconditional: 2394, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2398, independent: 2394, independent conditional: 0, independent unconditional: 2394, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2398, independent: 2394, independent conditional: 0, independent unconditional: 2394, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2198, independent: 2194, independent conditional: 0, independent unconditional: 2194, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2198, independent: 2193, independent conditional: 0, independent unconditional: 2193, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 5, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 5, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 57, independent: 33, independent conditional: 0, independent unconditional: 33, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2398, independent: 200, independent conditional: 0, independent unconditional: 200, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 2198, unknown conditional: 0, unknown unconditional: 2198] , Statistics on independence cache: Total cache size (in pairs): 2198, Positive cache size: 2194, Positive conditional cache size: 0, Positive unconditional cache size: 2194, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, 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: 725 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 169, Number of trivial persistent sets: 167, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2198, independent: 2194, independent conditional: 0, independent unconditional: 2194, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3123, independent: 2394, independent conditional: 200, independent unconditional: 2194, dependent: 729, dependent conditional: 725, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2398, independent: 2394, independent conditional: 200, independent unconditional: 2194, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2398, independent: 2394, independent conditional: 200, independent unconditional: 2194, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2398, independent: 2394, independent conditional: 0, independent unconditional: 2394, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2398, independent: 2394, independent conditional: 0, independent unconditional: 2394, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2398, independent: 2394, independent conditional: 0, independent unconditional: 2394, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2198, independent: 2194, independent conditional: 0, independent unconditional: 2194, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2198, independent: 2193, independent conditional: 0, independent unconditional: 2193, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 5, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 5, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 57, independent: 33, independent conditional: 0, independent unconditional: 33, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2398, independent: 200, independent conditional: 0, independent unconditional: 200, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 2198, unknown conditional: 0, unknown unconditional: 2198] , Statistics on independence cache: Total cache size (in pairs): 2198, Positive cache size: 2194, Positive conditional cache size: 0, Positive unconditional cache size: 2194, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, 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: 725 - TimeoutResultAtElement [Line: 115]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 509 known predicates. - TimeoutResultAtElement [Line: 110]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 509 known predicates. - TimeoutResultAtElement [Line: 109]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 509 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 392 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 872.9s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 757.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 468, 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: 0.2s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 111.8s InterpolantComputationTime, 3670 NumberOfCodeBlocks, 3670 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 5238 ConstructedInterpolants, 43 QuantifiedInterpolants, 75851 SizeOfPredicates, 224 NumberOfNonLiveVariables, 2961 ConjunctsInSsa, 431 ConjunctsInUnsatCore, 16 InterpolantComputations, 3 PerfectInterpolantSequences, 83/12221 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