/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-1-dsl.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-218013a [2023-05-04 15:12:46,796 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-04 15:12:46,798 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-04 15:12:46,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-04 15:12:46,827 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-04 15:12:46,830 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-04 15:12:46,832 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-04 15:12:46,834 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-04 15:12:46,835 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-04 15:12:46,838 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-04 15:12:46,839 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-04 15:12:46,842 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-04 15:12:46,842 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-04 15:12:46,843 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-04 15:12:46,844 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-04 15:12:46,845 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-04 15:12:46,846 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-04 15:12:46,846 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-04 15:12:46,848 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-04 15:12:46,853 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-04 15:12:46,854 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-04 15:12:46,854 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-04 15:12:46,855 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-04 15:12:46,856 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-04 15:12:46,861 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-04 15:12:46,861 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-04 15:12:46,861 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-04 15:12:46,862 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-04 15:12:46,863 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-04 15:12:46,863 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-05-04 15:12:46,863 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-05-04 15:12:46,864 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-05-04 15:12:46,865 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-05-04 15:12:46,865 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-05-04 15:12:46,866 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-05-04 15:12:46,866 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-05-04 15:12:46,866 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-05-04 15:12:46,867 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-05-04 15:12:46,867 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-04 15:12:46,867 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-04 15:12:46,868 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-04 15:12:46,868 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-04 15:12:46,891 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-04 15:12:46,891 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-04 15:12:46,892 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-04 15:12:46,892 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-04 15:12:46,892 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-04 15:12:46,892 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-04 15:12:46,893 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-04 15:12:46,893 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-04 15:12:46,893 INFO L138 SettingsManager]: * Use SBE=true [2023-05-04 15:12:46,893 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-04 15:12:46,894 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-04 15:12:46,894 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-04 15:12:46,894 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-04 15:12:46,894 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-04 15:12:46,894 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-04 15:12:46,894 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-04 15:12:46,895 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-04 15:12:46,895 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-04 15:12:46,895 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-04 15:12:46,895 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-04 15:12:46,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-04 15:12:46,895 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-04 15:12:46,895 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-04 15:12:46,896 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-04 15:12:46,896 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-04 15:12:46,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 15:12:46,897 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-04 15:12:46,897 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-04 15:12:46,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-04 15:12:46,897 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-04 15:12:46,897 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-04 15:12:46,897 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-04 15:12:46,898 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-04 15:12:46,898 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-04 15:12:46,898 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-04 15:12:46,898 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-04 15:12:46,898 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> X Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> ALL_READ_WRITE [2023-05-04 15:12:47,115 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-04 15:12:47,135 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-04 15:12:47,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-04 15:12:47,138 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-04 15:12:47,139 INFO L275 PluginConnector]: CDTParser initialized [2023-05-04 15:12:47,140 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-1-dsl.wvr.c [2023-05-04 15:12:47,184 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7179e4266/c2de57821609494e889366df29588cef/FLAG24cedeb57 [2023-05-04 15:12:47,574 INFO L306 CDTParser]: Found 1 translation units. [2023-05-04 15:12:47,575 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-1-dsl.wvr.c [2023-05-04 15:12:47,581 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7179e4266/c2de57821609494e889366df29588cef/FLAG24cedeb57 [2023-05-04 15:12:47,591 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7179e4266/c2de57821609494e889366df29588cef [2023-05-04 15:12:47,593 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-04 15:12:47,594 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-04 15:12:47,596 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-04 15:12:47,596 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-04 15:12:47,598 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-04 15:12:47,599 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 03:12:47" (1/1) ... [2023-05-04 15:12:47,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@364e54f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:12:47, skipping insertion in model container [2023-05-04 15:12:47,600 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 03:12:47" (1/1) ... [2023-05-04 15:12:47,604 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-04 15:12:47,629 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-04 15:12:47,830 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-1-dsl.wvr.c[4372,4385] [2023-05-04 15:12:47,840 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 15:12:47,849 INFO L203 MainTranslator]: Completed pre-run [2023-05-04 15:12:47,881 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-1-dsl.wvr.c[4372,4385] [2023-05-04 15:12:47,884 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 15:12:47,893 INFO L208 MainTranslator]: Completed translation [2023-05-04 15:12:47,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:12:47 WrapperNode [2023-05-04 15:12:47,893 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-04 15:12:47,894 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-04 15:12:47,894 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-04 15:12:47,894 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-04 15:12:47,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:12:47" (1/1) ... [2023-05-04 15:12:47,914 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:12:47" (1/1) ... [2023-05-04 15:12:47,944 INFO L138 Inliner]: procedures = 29, calls = 95, calls flagged for inlining = 21, calls inlined = 27, statements flattened = 289 [2023-05-04 15:12:47,944 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-04 15:12:47,945 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-04 15:12:47,945 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-04 15:12:47,945 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-04 15:12:47,951 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:12:47" (1/1) ... [2023-05-04 15:12:47,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:12:47" (1/1) ... [2023-05-04 15:12:47,954 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:12:47" (1/1) ... [2023-05-04 15:12:47,954 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:12:47" (1/1) ... [2023-05-04 15:12:47,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:12:47" (1/1) ... [2023-05-04 15:12:47,962 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:12:47" (1/1) ... [2023-05-04 15:12:47,964 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:12:47" (1/1) ... [2023-05-04 15:12:47,965 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:12:47" (1/1) ... [2023-05-04 15:12:47,967 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-04 15:12:47,968 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-04 15:12:47,968 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-04 15:12:47,968 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-04 15:12:47,968 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:12:47" (1/1) ... [2023-05-04 15:12:47,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 15:12:47,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 15:12:47,994 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 15:12:48,000 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 15:12:48,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-04 15:12:48,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-04 15:12:48,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-04 15:12:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-04 15:12:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-04 15:12:48,036 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-04 15:12:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-04 15:12:48,037 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-04 15:12:48,037 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-05-04 15:12:48,037 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-05-04 15:12:48,037 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-05-04 15:12:48,037 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-05-04 15:12:48,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-04 15:12:48,037 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-05-04 15:12:48,037 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-05-04 15:12:48,037 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-05-04 15:12:48,037 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-05-04 15:12:48,038 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-05-04 15:12:48,038 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-05-04 15:12:48,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-05-04 15:12:48,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-04 15:12:48,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-04 15:12:48,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-04 15:12:48,039 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 15:12:48,191 INFO L235 CfgBuilder]: Building ICFG [2023-05-04 15:12:48,193 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-04 15:12:48,603 INFO L276 CfgBuilder]: Performing block encoding [2023-05-04 15:12:48,751 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-04 15:12:48,751 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2023-05-04 15:12:48,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 03:12:48 BoogieIcfgContainer [2023-05-04 15:12:48,762 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-04 15:12:48,764 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-04 15:12:48,764 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-04 15:12:48,766 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-04 15:12:48,767 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.05 03:12:47" (1/3) ... [2023-05-04 15:12:48,767 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e4cdd8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 03:12:48, skipping insertion in model container [2023-05-04 15:12:48,767 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:12:47" (2/3) ... [2023-05-04 15:12:48,767 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e4cdd8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 03:12:48, skipping insertion in model container [2023-05-04 15:12:48,767 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 03:12:48" (3/3) ... [2023-05-04 15:12:48,769 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-1-dsl.wvr.c [2023-05-04 15:12:48,774 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-04 15:12:48,780 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-04 15:12:48,781 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-04 15:12:48,781 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-04 15:12:48,877 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2023-05-04 15:12:48,917 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 15:12:48,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-04 15:12:48,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 15:12:48,925 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 15:12:48,929 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 15:12:48,950 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-04 15:12:48,955 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 15:12:48,959 INFO L158 Benchmark]: Toolchain (without parser) took 1363.65ms. Allocated memory was 196.1MB in the beginning and 235.9MB in the end (delta: 39.8MB). Free memory was 173.0MB in the beginning and 178.8MB in the end (delta: -5.8MB). Peak memory consumption was 34.0MB. Max. memory is 8.0GB. [2023-05-04 15:12:48,959 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 196.1MB. Free memory is still 157.9MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-04 15:12:48,959 INFO L158 Benchmark]: CACSL2BoogieTranslator took 297.07ms. Allocated memory is still 196.1MB. Free memory was 173.0MB in the beginning and 168.9MB in the end (delta: 4.1MB). Peak memory consumption was 10.2MB. Max. memory is 8.0GB. [2023-05-04 15:12:48,960 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.89ms. Allocated memory is still 196.1MB. Free memory was 168.9MB in the beginning and 166.2MB in the end (delta: 2.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-05-04 15:12:48,960 INFO L158 Benchmark]: Boogie Preprocessor took 22.19ms. Allocated memory is still 196.1MB. Free memory was 166.2MB in the beginning and 164.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-04 15:12:48,961 INFO L158 Benchmark]: RCFGBuilder took 794.24ms. Allocated memory was 196.1MB in the beginning and 235.9MB in the end (delta: 39.8MB). Free memory was 163.8MB in the beginning and 204.4MB in the end (delta: -40.7MB). Peak memory consumption was 52.2MB. Max. memory is 8.0GB. [2023-05-04 15:12:48,961 INFO L158 Benchmark]: TraceAbstraction took 193.98ms. Allocated memory is still 235.9MB. Free memory was 202.9MB in the beginning and 178.8MB in the end (delta: 24.1MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. [2023-05-04 15:12:48,963 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 196.1MB. Free memory is still 157.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 297.07ms. Allocated memory is still 196.1MB. Free memory was 173.0MB in the beginning and 168.9MB in the end (delta: 4.1MB). Peak memory consumption was 10.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 50.89ms. Allocated memory is still 196.1MB. Free memory was 168.9MB in the beginning and 166.2MB in the end (delta: 2.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 22.19ms. Allocated memory is still 196.1MB. Free memory was 166.2MB in the beginning and 164.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 794.24ms. Allocated memory was 196.1MB in the beginning and 235.9MB in the end (delta: 39.8MB). Free memory was 163.8MB in the beginning and 204.4MB in the end (delta: -40.7MB). Peak memory consumption was 52.2MB. Max. memory is 8.0GB. * TraceAbstraction took 193.98ms. Allocated memory is still 235.9MB. Free memory was 202.9MB in the beginning and 178.8MB in the end (delta: 24.1MB). Peak memory consumption was 24.1MB. 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 15:12:48,981 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 15:12:49,192 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...