/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/loop-tiling-eq.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-32214ab [2023-05-19 23:00:46,242 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-19 23:00:46,244 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-19 23:00:46,267 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-05-19 23:00:46,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-19 23:00:46,277 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-19 23:00:46,277 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-19 23:00:46,278 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-19 23:00:46,279 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-19 23:00:46,280 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-19 23:00:46,281 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-19 23:00:46,283 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-19 23:00:46,284 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-19 23:00:46,285 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-19 23:00:46,286 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-19 23:00:46,287 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-19 23:00:46,291 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-05-19 23:00:46,300 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-19 23:00:46,301 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-19 23:00:46,301 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-19 23:00:46,303 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-19 23:00:46,322 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-19 23:00:46,322 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-19 23:00:46,322 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-19 23:00:46,322 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-19 23:00:46,323 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-19 23:00:46,323 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-19 23:00:46,324 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-19 23:00:46,324 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-19 23:00:46,324 INFO L138 SettingsManager]: * Use SBE=true [2023-05-19 23:00:46,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-19 23:00:46,324 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-19 23:00:46,324 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-19 23:00:46,325 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-19 23:00:46,325 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-19 23:00:46,325 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-19 23:00:46,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-19 23:00:46,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-19 23:00:46,325 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-19 23:00:46,325 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-19 23:00:46,325 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-19 23:00:46,325 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-19 23:00:46,326 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-19 23:00:46,326 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-19 23:00:46,326 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-19 23:00:46,326 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-19 23:00:46,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-19 23:00:46,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-19 23:00:46,326 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-19 23:00:46,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-19 23:00:46,327 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-19 23:00:46,327 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-19 23:00:46,327 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-19 23:00:46,327 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-19 23:00:46,327 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-19 23:00:46,327 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-19 23:00:46,328 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-19 23:00:46,328 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> true [2023-05-19 23:00:46,607 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-19 23:00:46,631 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-19 23:00:46,633 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-19 23:00:46,634 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-19 23:00:46,635 INFO L275 PluginConnector]: CDTParser initialized [2023-05-19 23:00:46,637 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/loop-tiling-eq.wvr.c [2023-05-19 23:00:46,690 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5ba3e351/7c0923684b2641daba9668d6429ca337/FLAG5da1b6c62 [2023-05-19 23:00:47,137 INFO L306 CDTParser]: Found 1 translation units. [2023-05-19 23:00:47,138 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/loop-tiling-eq.wvr.c [2023-05-19 23:00:47,152 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5ba3e351/7c0923684b2641daba9668d6429ca337/FLAG5da1b6c62 [2023-05-19 23:00:47,492 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5ba3e351/7c0923684b2641daba9668d6429ca337 [2023-05-19 23:00:47,495 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-19 23:00:47,497 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-19 23:00:47,500 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-19 23:00:47,500 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-19 23:00:47,506 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-19 23:00:47,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.05 11:00:47" (1/1) ... [2023-05-19 23:00:47,509 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10d00dd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 11:00:47, skipping insertion in model container [2023-05-19 23:00:47,509 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.05 11:00:47" (1/1) ... [2023-05-19 23:00:47,516 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-19 23:00:47,532 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-19 23:00:47,685 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/loop-tiling-eq.wvr.c[2618,2631] [2023-05-19 23:00:47,691 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-19 23:00:47,699 INFO L203 MainTranslator]: Completed pre-run [2023-05-19 23:00:47,719 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/loop-tiling-eq.wvr.c[2618,2631] [2023-05-19 23:00:47,722 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-19 23:00:47,733 INFO L208 MainTranslator]: Completed translation [2023-05-19 23:00:47,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 11:00:47 WrapperNode [2023-05-19 23:00:47,734 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-19 23:00:47,735 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-19 23:00:47,735 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-19 23:00:47,735 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-19 23:00:47,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 11:00:47" (1/1) ... [2023-05-19 23:00:47,767 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 11:00:47" (1/1) ... [2023-05-19 23:00:47,796 INFO L138 Inliner]: procedures = 25, calls = 41, calls flagged for inlining = 13, calls inlined = 17, statements flattened = 186 [2023-05-19 23:00:47,797 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-19 23:00:47,797 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-19 23:00:47,797 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-19 23:00:47,798 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-19 23:00:47,805 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 11:00:47" (1/1) ... [2023-05-19 23:00:47,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 11:00:47" (1/1) ... [2023-05-19 23:00:47,808 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 11:00:47" (1/1) ... [2023-05-19 23:00:47,808 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 11:00:47" (1/1) ... [2023-05-19 23:00:47,815 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 11:00:47" (1/1) ... [2023-05-19 23:00:47,820 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 11:00:47" (1/1) ... [2023-05-19 23:00:47,822 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 11:00:47" (1/1) ... [2023-05-19 23:00:47,823 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 11:00:47" (1/1) ... [2023-05-19 23:00:47,826 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-19 23:00:47,827 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-19 23:00:47,827 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-19 23:00:47,827 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-19 23:00:47,828 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 11:00:47" (1/1) ... [2023-05-19 23:00:47,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-19 23:00:47,857 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 23:00:47,867 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) [2023-05-19 23:00:47,872 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 [2023-05-19 23:00:47,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-19 23:00:47,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-05-19 23:00:47,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-19 23:00:47,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-19 23:00:47,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-19 23:00:47,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-05-19 23:00:47,909 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-19 23:00:47,909 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-19 23:00:47,909 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-19 23:00:47,909 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-19 23:00:47,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-19 23:00:47,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-05-19 23:00:47,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-19 23:00:47,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-19 23:00:47,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-19 23:00:47,912 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-19 23:00:48,079 INFO L235 CfgBuilder]: Building ICFG [2023-05-19 23:00:48,081 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-19 23:00:48,490 INFO L276 CfgBuilder]: Performing block encoding [2023-05-19 23:00:48,509 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-19 23:00:48,509 INFO L300 CfgBuilder]: Removed 7 assume(true) statements. [2023-05-19 23:00:48,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.05 11:00:48 BoogieIcfgContainer [2023-05-19 23:00:48,512 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-19 23:00:48,514 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-19 23:00:48,514 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-19 23:00:48,523 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-19 23:00:48,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.05 11:00:47" (1/3) ... [2023-05-19 23:00:48,524 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b182077 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.05 11:00:48, skipping insertion in model container [2023-05-19 23:00:48,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.05 11:00:47" (2/3) ... [2023-05-19 23:00:48,525 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b182077 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.05 11:00:48, skipping insertion in model container [2023-05-19 23:00:48,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.05 11:00:48" (3/3) ... [2023-05-19 23:00:48,530 INFO L112 eAbstractionObserver]: Analyzing ICFG loop-tiling-eq.wvr.c [2023-05-19 23:00:48,541 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-19 23:00:48,549 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-19 23:00:48,549 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-19 23:00:48,550 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-19 23:00:48,625 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-05-19 23:00:48,668 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-19 23:00:48,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-19 23:00:48,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 23:00:48,669 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) [2023-05-19 23:00:48,671 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 [2023-05-19 23:00:48,703 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-19 23:00:48,734 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: line 3607 column 79: model is not available at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1458) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:658) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:239) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseGetValueResult(Executor.java:275) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.getValue(Scriptor.java:188) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getValue(WrapperScript.java:193) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getValue(WrapperScript.java:193) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.getValue(ManagedScript.java:182) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.PreferenceOrderHeuristicTest.solveLES(PreferenceOrderHeuristicTest.java:252) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.PreferenceOrderHeuristicTest.computeParameterizedOrder(PreferenceOrderHeuristicTest.java:59) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.ParameterizedPreferenceOrderUtils.(ParameterizedPreferenceOrderUtils.java:68) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.PartialOrderReductionFacade.getPreferenceOrder(PartialOrderReductionFacade.java:207) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.PartialOrderReductionFacade.(PartialOrderReductionFacade.java:164) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderCegarLoop.(PartialOrderCegarLoop.java:181) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopFactory.constructCegarLoop(CegarLoopFactory.java:178) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:414) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-05-19 23:00:48,740 INFO L158 Benchmark]: Toolchain (without parser) took 1240.30ms. Allocated memory was 175.1MB in the beginning and 252.7MB in the end (delta: 77.6MB). Free memory was 147.2MB in the beginning and 177.9MB in the end (delta: -30.7MB). Peak memory consumption was 45.6MB. Max. memory is 8.0GB. [2023-05-19 23:00:48,741 INFO L158 Benchmark]: CDTParser took 0.56ms. Allocated memory is still 175.1MB. Free memory was 132.7MB in the beginning and 132.6MB in the end (delta: 122.5kB). There was no memory consumed. Max. memory is 8.0GB. [2023-05-19 23:00:48,742 INFO L158 Benchmark]: CACSL2BoogieTranslator took 234.42ms. Allocated memory was 175.1MB in the beginning and 252.7MB in the end (delta: 77.6MB). Free memory was 146.9MB in the beginning and 222.1MB in the end (delta: -75.2MB). Peak memory consumption was 9.9MB. Max. memory is 8.0GB. [2023-05-19 23:00:48,743 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.04ms. Allocated memory is still 252.7MB. Free memory was 222.1MB in the beginning and 220.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-19 23:00:48,744 INFO L158 Benchmark]: Boogie Preprocessor took 28.55ms. Allocated memory is still 252.7MB. Free memory was 220.0MB in the beginning and 218.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-19 23:00:48,745 INFO L158 Benchmark]: RCFGBuilder took 685.52ms. Allocated memory is still 252.7MB. Free memory was 217.9MB in the beginning and 195.6MB in the end (delta: 22.3MB). Peak memory consumption was 22.0MB. Max. memory is 8.0GB. [2023-05-19 23:00:48,745 INFO L158 Benchmark]: TraceAbstraction took 222.57ms. Allocated memory is still 252.7MB. Free memory was 194.5MB in the beginning and 177.9MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2023-05-19 23:00:48,754 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56ms. Allocated memory is still 175.1MB. Free memory was 132.7MB in the beginning and 132.6MB in the end (delta: 122.5kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 234.42ms. Allocated memory was 175.1MB in the beginning and 252.7MB in the end (delta: 77.6MB). Free memory was 146.9MB in the beginning and 222.1MB in the end (delta: -75.2MB). Peak memory consumption was 9.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 62.04ms. Allocated memory is still 252.7MB. Free memory was 222.1MB in the beginning and 220.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 28.55ms. Allocated memory is still 252.7MB. Free memory was 220.0MB in the beginning and 218.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 685.52ms. Allocated memory is still 252.7MB. Free memory was 217.9MB in the beginning and 195.6MB in the end (delta: 22.3MB). Peak memory consumption was 22.0MB. Max. memory is 8.0GB. * TraceAbstraction took 222.57ms. Allocated memory is still 252.7MB. Free memory was 194.5MB in the beginning and 177.9MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: line 3607 column 79: model is not available de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: line 3607 column 79: model is not available: de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1458) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-05-19 23:00:48,793 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2023-05-19 23:00:48,976 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 1 Received shutdown request...