/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type false --traceabstraction.considered.threads.and.their.maximal.amount.of.steps X --traceabstraction.defines.what.statements.are.considered.a.step.in.por ALL_READ_WRITE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-218013a [2023-05-04 15:13:13,805 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-04 15:13:13,807 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-04 15:13:13,837 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-04 15:13:13,838 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-04 15:13:13,839 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-04 15:13:13,840 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-04 15:13:13,841 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-04 15:13:13,842 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-04 15:13:13,843 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-04 15:13:13,843 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-04 15:13:13,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-04 15:13:13,845 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-04 15:13:13,845 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-04 15:13:13,846 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-04 15:13:13,847 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-04 15:13:13,848 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-04 15:13:13,848 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-04 15:13:13,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-04 15:13:13,860 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-04 15:13:13,861 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-04 15:13:13,865 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-04 15:13:13,866 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-04 15:13:13,866 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-04 15:13:13,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-04 15:13:13,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-04 15:13:13,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-04 15:13:13,870 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-04 15:13:13,870 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-04 15:13:13,871 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-05-04 15:13:13,871 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-05-04 15:13:13,872 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-05-04 15:13:13,873 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-05-04 15:13:13,873 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-05-04 15:13:13,874 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-05-04 15:13:13,874 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-05-04 15:13:13,875 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-05-04 15:13:13,875 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-05-04 15:13:13,875 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-04 15:13:13,876 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-04 15:13:13,882 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-04 15:13:13,884 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-04 15:13:13,918 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-04 15:13:13,918 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-04 15:13:13,918 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-04 15:13:13,918 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-04 15:13:13,919 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-04 15:13:13,919 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-04 15:13:13,919 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-04 15:13:13,920 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-04 15:13:13,920 INFO L138 SettingsManager]: * Use SBE=true [2023-05-04 15:13:13,920 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-04 15:13:13,920 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-04 15:13:13,920 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-04 15:13:13,920 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-04 15:13:13,920 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-04 15:13:13,922 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-04 15:13:13,923 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-04 15:13:13,923 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-04 15:13:13,923 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-04 15:13:13,923 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-04 15:13:13,923 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-04 15:13:13,923 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-04 15:13:13,923 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-04 15:13:13,924 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-04 15:13:13,924 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-04 15:13:13,924 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-04 15:13:13,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 15:13:13,924 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-04 15:13:13,924 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-04 15:13:13,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-04 15:13:13,925 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-04 15:13:13,925 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-04 15:13:13,925 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-04 15:13:13,926 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-04 15:13:13,926 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-04 15:13:13,926 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-04 15:13:13,926 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-04 15:13:13,927 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> X Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> ALL_READ_WRITE [2023-05-04 15:13:14,144 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-04 15:13:14,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-04 15:13:14,165 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-04 15:13:14,167 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-04 15:13:14,167 INFO L275 PluginConnector]: CDTParser initialized [2023-05-04 15:13:14,168 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c [2023-05-04 15:13:14,221 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1dd734fb/4a275f6fa7434eed9120ac55e9435ee9/FLAG916c27a3f [2023-05-04 15:13:14,620 INFO L306 CDTParser]: Found 1 translation units. [2023-05-04 15:13:14,621 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c [2023-05-04 15:13:14,629 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1dd734fb/4a275f6fa7434eed9120ac55e9435ee9/FLAG916c27a3f [2023-05-04 15:13:14,640 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1dd734fb/4a275f6fa7434eed9120ac55e9435ee9 [2023-05-04 15:13:14,642 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-04 15:13:14,643 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-04 15:13:14,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-04 15:13:14,645 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-04 15:13:14,651 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-04 15:13:14,652 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 03:13:14" (1/1) ... [2023-05-04 15:13:14,653 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53b96ef4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:13:14, skipping insertion in model container [2023-05-04 15:13:14,654 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 03:13:14" (1/1) ... [2023-05-04 15:13:14,672 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-04 15:13:14,690 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-04 15:13:14,845 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/parallel-parallel-sum-2.wvr.c[4225,4238] [2023-05-04 15:13:14,853 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 15:13:14,859 INFO L203 MainTranslator]: Completed pre-run [2023-05-04 15:13:14,884 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/parallel-parallel-sum-2.wvr.c[4225,4238] [2023-05-04 15:13:14,888 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 15:13:14,900 INFO L208 MainTranslator]: Completed translation [2023-05-04 15:13:14,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:13:14 WrapperNode [2023-05-04 15:13:14,901 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-04 15:13:14,902 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-04 15:13:14,902 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-04 15:13:14,902 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-04 15:13:14,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:13:14" (1/1) ... [2023-05-04 15:13:14,916 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:13:14" (1/1) ... [2023-05-04 15:13:14,947 INFO L138 Inliner]: procedures = 29, calls = 88, calls flagged for inlining = 22, calls inlined = 32, statements flattened = 386 [2023-05-04 15:13:14,948 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-04 15:13:14,949 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-04 15:13:14,949 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-04 15:13:14,949 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-04 15:13:14,956 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:13:14" (1/1) ... [2023-05-04 15:13:14,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:13:14" (1/1) ... [2023-05-04 15:13:14,960 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:13:14" (1/1) ... [2023-05-04 15:13:14,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:13:14" (1/1) ... [2023-05-04 15:13:14,968 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:13:14" (1/1) ... [2023-05-04 15:13:14,973 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:13:14" (1/1) ... [2023-05-04 15:13:14,975 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:13:14" (1/1) ... [2023-05-04 15:13:14,977 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:13:14" (1/1) ... [2023-05-04 15:13:14,980 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-04 15:13:14,981 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-04 15:13:14,981 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-04 15:13:14,981 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-04 15:13:14,982 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:13:14" (1/1) ... [2023-05-04 15:13:14,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 15:13:15,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 15:13:15,014 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 15:13:15,044 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 15:13:15,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-04 15:13:15,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-04 15:13:15,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-04 15:13:15,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-04 15:13:15,058 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-04 15:13:15,058 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-04 15:13:15,058 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-04 15:13:15,058 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-04 15:13:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-05-04 15:13:15,059 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-05-04 15:13:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-05-04 15:13:15,059 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-05-04 15:13:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-04 15:13:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-05-04 15:13:15,059 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-05-04 15:13:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-05-04 15:13:15,059 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-05-04 15:13:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-05-04 15:13:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-05-04 15:13:15,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-05-04 15:13:15,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-04 15:13:15,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-04 15:13:15,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-04 15:13:15,061 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 15:13:15,212 INFO L235 CfgBuilder]: Building ICFG [2023-05-04 15:13:15,214 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-04 15:13:15,661 INFO L276 CfgBuilder]: Performing block encoding [2023-05-04 15:13:15,930 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-04 15:13:15,931 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2023-05-04 15:13:15,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 03:13:15 BoogieIcfgContainer [2023-05-04 15:13:15,934 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-04 15:13:15,937 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-04 15:13:15,937 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-04 15:13:15,940 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-04 15:13:15,940 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.05 03:13:14" (1/3) ... [2023-05-04 15:13:15,941 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45151e22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 03:13:15, skipping insertion in model container [2023-05-04 15:13:15,941 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:13:14" (2/3) ... [2023-05-04 15:13:15,942 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45151e22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 03:13:15, skipping insertion in model container [2023-05-04 15:13:15,942 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 03:13:15" (3/3) ... [2023-05-04 15:13:15,943 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-2.wvr.c [2023-05-04 15:13:15,951 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-04 15:13:15,960 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-04 15:13:15,960 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-04 15:13:15,961 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-04 15:13:16,112 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2023-05-04 15:13:16,171 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 15:13:16,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-04 15:13:16,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 15:13:16,173 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 15:13:16,181 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 15:13:16,214 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-04 15:13:16,224 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.ParameterizedPreferenceOrderUtils.computeEffectiveGlobalVars(ParameterizedPreferenceOrderUtils.java:145) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.ParameterizedPreferenceOrderUtils.(ParameterizedPreferenceOrderUtils.java:62) 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) [2023-05-04 15:13:16,230 INFO L158 Benchmark]: Toolchain (without parser) took 1584.00ms. Allocated memory was 189.8MB in the beginning and 232.8MB in the end (delta: 43.0MB). Free memory was 132.3MB in the beginning and 170.7MB in the end (delta: -38.4MB). Peak memory consumption was 3.7MB. Max. memory is 8.0GB. [2023-05-04 15:13:16,230 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 189.8MB. Free memory was 148.8MB in the beginning and 148.8MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 8.0GB. [2023-05-04 15:13:16,232 INFO L158 Benchmark]: CACSL2BoogieTranslator took 256.32ms. Allocated memory is still 189.8MB. Free memory was 132.0MB in the beginning and 162.9MB in the end (delta: -30.8MB). Peak memory consumption was 11.0MB. Max. memory is 8.0GB. [2023-05-04 15:13:16,233 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.12ms. Allocated memory is still 189.8MB. Free memory was 162.9MB in the beginning and 159.7MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-05-04 15:13:16,234 INFO L158 Benchmark]: Boogie Preprocessor took 31.94ms. Allocated memory is still 189.8MB. Free memory was 159.7MB in the beginning and 157.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-04 15:13:16,235 INFO L158 Benchmark]: RCFGBuilder took 953.12ms. Allocated memory was 189.8MB in the beginning and 232.8MB in the end (delta: 43.0MB). Free memory was 157.4MB in the beginning and 198.5MB in the end (delta: -41.1MB). Peak memory consumption was 57.7MB. Max. memory is 8.0GB. [2023-05-04 15:13:16,237 INFO L158 Benchmark]: TraceAbstraction took 289.70ms. Allocated memory is still 232.8MB. Free memory was 197.4MB in the beginning and 170.7MB in the end (delta: 26.7MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. [2023-05-04 15:13:16,245 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 189.8MB. Free memory was 148.8MB in the beginning and 148.8MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 256.32ms. Allocated memory is still 189.8MB. Free memory was 132.0MB in the beginning and 162.9MB in the end (delta: -30.8MB). Peak memory consumption was 11.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 46.12ms. Allocated memory is still 189.8MB. Free memory was 162.9MB in the beginning and 159.7MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 31.94ms. Allocated memory is still 189.8MB. Free memory was 159.7MB in the beginning and 157.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 953.12ms. Allocated memory was 189.8MB in the beginning and 232.8MB in the end (delta: 43.0MB). Free memory was 157.4MB in the beginning and 198.5MB in the end (delta: -41.1MB). Peak memory consumption was 57.7MB. Max. memory is 8.0GB. * TraceAbstraction took 289.70ms. Allocated memory is still 232.8MB. Free memory was 197.4MB in the beginning and 170.7MB in the end (delta: 26.7MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.ParameterizedPreferenceOrderUtils.computeEffectiveGlobalVars(ParameterizedPreferenceOrderUtils.java:145) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-05-04 15:13:16,271 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 [2023-05-04 15:13:16,480 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...