/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_ERROR_LOCATION -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false --cacsl2boogietranslator.check.absence.of.signed.integer.overflows true -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_78-equ_racing-overflow.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-9868fc6-m [2022-11-15 01:27:49,639 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-15 01:27:49,641 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-15 01:27:49,664 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-15 01:27:49,665 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-15 01:27:49,667 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-15 01:27:49,670 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-15 01:27:49,674 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-15 01:27:49,675 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-15 01:27:49,681 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-15 01:27:49,681 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-15 01:27:49,682 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-15 01:27:49,682 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-15 01:27:49,683 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-15 01:27:49,684 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-15 01:27:49,684 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-15 01:27:49,685 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-15 01:27:49,686 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-15 01:27:49,687 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-15 01:27:49,692 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-15 01:27:49,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-15 01:27:49,696 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-15 01:27:49,697 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-15 01:27:49,699 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-15 01:27:49,707 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-15 01:27:49,707 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-15 01:27:49,707 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-15 01:27:49,709 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-15 01:27:49,709 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-15 01:27:49,710 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-15 01:27:49,710 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-15 01:27:49,711 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-15 01:27:49,712 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-15 01:27:49,713 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-15 01:27:49,714 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-15 01:27:49,714 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-15 01:27:49,714 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-15 01:27:49,714 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-15 01:27:49,715 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-15 01:27:49,715 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-15 01:27:49,716 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-15 01:27:49,716 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2022-11-15 01:27:49,751 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-15 01:27:49,751 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-15 01:27:49,752 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-15 01:27:49,752 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-15 01:27:49,753 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-15 01:27:49,753 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-15 01:27:49,753 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-15 01:27:49,753 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-15 01:27:49,754 INFO L138 SettingsManager]: * Use SBE=true [2022-11-15 01:27:49,754 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-15 01:27:49,754 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-15 01:27:49,755 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-15 01:27:49,755 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-15 01:27:49,755 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-15 01:27:49,755 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-15 01:27:49,755 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-15 01:27:49,755 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-15 01:27:49,755 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-15 01:27:49,755 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-15 01:27:49,756 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-15 01:27:49,756 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-15 01:27:49,756 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-15 01:27:49,756 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-15 01:27:49,757 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-15 01:27:49,757 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-15 01:27:49,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-15 01:27:49,757 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-15 01:27:49,757 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-15 01:27:49,758 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-15 01:27:49,758 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-15 01:27:49,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-15 01:27:49,758 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-15 01:27:49,758 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-15 01:27:49,758 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-15 01:27:49,758 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-15 01:27:49,759 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-15 01:27:49,759 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2022-11-15 01:27:49,989 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-15 01:27:50,012 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-15 01:27:50,014 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-15 01:27:50,015 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-15 01:27:50,016 INFO L275 PluginConnector]: CDTParser initialized [2022-11-15 01:27:50,017 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_78-equ_racing-overflow.i [2022-11-15 01:27:50,084 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7c10c117/259e5263808544548dbf0eb65aeef5f3/FLAG31d620e34 [2022-11-15 01:27:50,478 INFO L306 CDTParser]: Found 1 translation units. [2022-11-15 01:27:50,479 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_78-equ_racing-overflow.i [2022-11-15 01:27:50,500 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7c10c117/259e5263808544548dbf0eb65aeef5f3/FLAG31d620e34 [2022-11-15 01:27:50,834 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7c10c117/259e5263808544548dbf0eb65aeef5f3 [2022-11-15 01:27:50,836 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-15 01:27:50,837 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-11-15 01:27:50,838 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-15 01:27:50,839 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-15 01:27:50,841 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-15 01:27:50,842 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 01:27:50" (1/1) ... [2022-11-15 01:27:50,844 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48b7c517 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:27:50, skipping insertion in model container [2022-11-15 01:27:50,844 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 01:27:50" (1/1) ... [2022-11-15 01:27:50,850 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-15 01:27:50,892 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-15 01:27:51,253 WARN L233 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_78-equ_racing-overflow.i[47038,47051] [2022-11-15 01:27:51,289 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-15 01:27:51,301 INFO L203 MainTranslator]: Completed pre-run [2022-11-15 01:27:51,328 WARN L233 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_78-equ_racing-overflow.i[47038,47051] [2022-11-15 01:27:51,337 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-15 01:27:51,382 INFO L208 MainTranslator]: Completed translation [2022-11-15 01:27:51,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:27:51 WrapperNode [2022-11-15 01:27:51,383 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-15 01:27:51,384 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-15 01:27:51,384 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-15 01:27:51,384 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-15 01:27:51,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:27:51" (1/1) ... [2022-11-15 01:27:51,407 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:27:51" (1/1) ... [2022-11-15 01:27:51,436 INFO L138 Inliner]: procedures = 271, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 214 [2022-11-15 01:27:51,437 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-15 01:27:51,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-15 01:27:51,438 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-15 01:27:51,438 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-15 01:27:51,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:27:51" (1/1) ... [2022-11-15 01:27:51,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:27:51" (1/1) ... [2022-11-15 01:27:51,450 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:27:51" (1/1) ... [2022-11-15 01:27:51,450 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:27:51" (1/1) ... [2022-11-15 01:27:51,462 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:27:51" (1/1) ... [2022-11-15 01:27:51,474 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:27:51" (1/1) ... [2022-11-15 01:27:51,475 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:27:51" (1/1) ... [2022-11-15 01:27:51,477 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:27:51" (1/1) ... [2022-11-15 01:27:51,479 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-15 01:27:51,480 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-15 01:27:51,480 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-15 01:27:51,480 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-15 01:27:51,489 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:27:51" (1/1) ... [2022-11-15 01:27:51,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-15 01:27:51,503 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-15 01:27:51,521 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) [2022-11-15 01:27:51,547 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 [2022-11-15 01:27:51,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-15 01:27:51,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-15 01:27:51,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-15 01:27:51,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-15 01:27:51,567 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-15 01:27:51,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-15 01:27:51,568 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-15 01:27:51,568 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-15 01:27:51,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-15 01:27:51,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-15 01:27:51,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-15 01:27:51,569 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-15 01:27:51,717 INFO L235 CfgBuilder]: Building ICFG [2022-11-15 01:27:51,719 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-15 01:27:51,983 INFO L276 CfgBuilder]: Performing block encoding [2022-11-15 01:27:51,998 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-15 01:27:51,998 INFO L300 CfgBuilder]: Removed 22 assume(true) statements. [2022-11-15 01:27:52,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 01:27:52 BoogieIcfgContainer [2022-11-15 01:27:52,000 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-15 01:27:52,002 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-15 01:27:52,002 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-15 01:27:52,009 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-15 01:27:52,009 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 01:27:50" (1/3) ... [2022-11-15 01:27:52,010 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77ad3e77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 01:27:52, skipping insertion in model container [2022-11-15 01:27:52,010 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:27:51" (2/3) ... [2022-11-15 01:27:52,010 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77ad3e77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 01:27:52, skipping insertion in model container [2022-11-15 01:27:52,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 01:27:52" (3/3) ... [2022-11-15 01:27:52,016 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_78-equ_racing-overflow.i [2022-11-15 01:27:52,024 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-15 01:27:52,033 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-15 01:27:52,033 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations. [2022-11-15 01:27:52,033 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-15 01:27:52,099 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-11-15 01:27:52,143 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-15 01:27:52,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-15 01:27:52,145 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-15 01:27:52,155 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) [2022-11-15 01:27:52,172 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 [2022-11-15 01:27:52,191 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-15 01:27:52,202 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW ======== [2022-11-15 01:27:52,207 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;@31597bc2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-15 01:27:52,207 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-15 01:27:52,237 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-15 01:27:52,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 01:27:52,241 INFO L85 PathProgramCache]: Analyzing trace with hash -2121518939, now seen corresponding path program 1 times [2022-11-15 01:27:52,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 01:27:52,247 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292772562] [2022-11-15 01:27:52,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 01:27:52,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 01:27:52,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-15 01:27:52,374 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-15 01:27:52,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-15 01:27:52,455 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-15 01:27:52,457 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-15 01:27:52,458 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 1 remaining) [2022-11-15 01:27:52,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-15 01:27:52,469 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-15 01:27:52,472 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW was UNSAFE (1/21) [2022-11-15 01:27:52,475 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-15 01:27:52,475 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-15 01:27:52,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 01:27:52 BasicIcfg [2022-11-15 01:27:52,524 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-15 01:27:52,525 INFO L158 Benchmark]: Toolchain (without parser) took 1687.31ms. Allocated memory was 185.6MB in the beginning and 255.9MB in the end (delta: 70.3MB). Free memory was 151.0MB in the beginning and 148.8MB in the end (delta: 2.3MB). Peak memory consumption was 70.8MB. Max. memory is 8.0GB. [2022-11-15 01:27:52,525 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 185.6MB. Free memory is still 141.5MB. There was no memory consumed. Max. memory is 8.0GB. [2022-11-15 01:27:52,526 INFO L158 Benchmark]: CACSL2BoogieTranslator took 544.97ms. Allocated memory was 185.6MB in the beginning and 255.9MB in the end (delta: 70.3MB). Free memory was 150.8MB in the beginning and 206.4MB in the end (delta: -55.7MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2022-11-15 01:27:52,526 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.99ms. Allocated memory is still 255.9MB. Free memory was 206.4MB in the beginning and 203.3MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-11-15 01:27:52,527 INFO L158 Benchmark]: Boogie Preprocessor took 42.10ms. Allocated memory is still 255.9MB. Free memory was 203.3MB in the beginning and 201.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-11-15 01:27:52,527 INFO L158 Benchmark]: RCFGBuilder took 520.12ms. Allocated memory is still 255.9MB. Free memory was 201.2MB in the beginning and 180.7MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2022-11-15 01:27:52,531 INFO L158 Benchmark]: TraceAbstraction took 521.99ms. Allocated memory is still 255.9MB. Free memory was 179.7MB in the beginning and 148.8MB in the end (delta: 30.9MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. [2022-11-15 01:27:52,533 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 185.6MB. Free memory is still 141.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 544.97ms. Allocated memory was 185.6MB in the beginning and 255.9MB in the end (delta: 70.3MB). Free memory was 150.8MB in the beginning and 206.4MB in the end (delta: -55.7MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 52.99ms. Allocated memory is still 255.9MB. Free memory was 206.4MB in the beginning and 203.3MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 42.10ms. Allocated memory is still 255.9MB. Free memory was 203.3MB in the beginning and 201.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 520.12ms. Allocated memory is still 255.9MB. Free memory was 201.2MB in the beginning and 180.7MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * TraceAbstraction took 521.99ms. Allocated memory is still 255.9MB. Free memory was 179.7MB in the beginning and 148.8MB in the end (delta: 30.9MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 51, Number of trivial persistent sets: 51, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - CounterExampleResult [Line: 1026]: integer overflow possible integer overflow possible We found a FailurePath: [L1006-L1010] struct s { int datum; struct q inside; pthread_mutex_t mutex; } A, B; VAL [A={3:0}, B={4:0}] [L1004] pthread_mutex_t __global_lock = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [__global_lock={5:0}, A={3:0}, B={4:0}] [L1020] int x = __VERIFIER_nondet_int(); VAL [__global_lock={5:0}, __VERIFIER_nondet_int()=2147483647, A={3:0}, B={4:0}, x=2147483647] [L1021] struct s *s; VAL [__global_lock={5:0}, A={3:0}, B={4:0}, x=2147483647] [L1022] int *d; VAL [__global_lock={5:0}, A={3:0}, B={4:0}, x=2147483647] [L1023] pthread_mutex_t *m; VAL [__global_lock={5:0}, A={3:0}, B={4:0}, x=2147483647] [L1024] COND TRUE \read(x) VAL [__global_lock={5:0}, A={3:0}, B={4:0}, x=2147483647] [L1025] s = &A VAL [__global_lock={5:0}, A={3:0}, B={4:0}, s={3:0}, x=2147483647] [L1026] x++ VAL [__global_lock={5:0}, A={3:0}, B={4:0}, s={3:0}, x=2147483647, x++=2147483647] - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW with 1 thread instances CFG has 3 procedures, 260 locations, 21 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, 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: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 51 NumberOfCodeBlocks, 51 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 proved your program to be incorrect! [2022-11-15 01:27:52,551 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 [2022-11-15 01:27:52,750 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 0 Received shutdown request...