./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-wmm/rfi008.opt.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/rfi008.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0d082f4414248fc35e1fa616a9787901263e0e45c6e6a28545f00aa25d14032e --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 06:51:06,683 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 06:51:06,685 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 06:51:06,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 06:51:06,727 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 06:51:06,731 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 06:51:06,732 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 06:51:06,735 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 06:51:06,737 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 06:51:06,742 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 06:51:06,744 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 06:51:06,746 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 06:51:06,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 06:51:06,748 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 06:51:06,749 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 06:51:06,753 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 06:51:06,754 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 06:51:06,756 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 06:51:06,757 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 06:51:06,763 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 06:51:06,770 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 06:51:06,771 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 06:51:06,772 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 06:51:06,773 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 06:51:06,775 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 06:51:06,775 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 06:51:06,776 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 06:51:06,777 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 06:51:06,778 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 06:51:06,779 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 06:51:06,779 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 06:51:06,780 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 06:51:06,781 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 06:51:06,782 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 06:51:06,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 06:51:06,783 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 06:51:06,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 06:51:06,784 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 06:51:06,784 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 06:51:06,785 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 06:51:06,785 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 06:51:06,787 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 06:51:06,819 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 06:51:06,819 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 06:51:06,820 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 06:51:06,820 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 06:51:06,821 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 06:51:06,821 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 06:51:06,822 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 06:51:06,822 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 06:51:06,822 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 06:51:06,822 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 06:51:06,823 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 06:51:06,823 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 06:51:06,823 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 06:51:06,824 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 06:51:06,824 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 06:51:06,824 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 06:51:06,824 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 06:51:06,824 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 06:51:06,825 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 06:51:06,825 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 06:51:06,825 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 06:51:06,825 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 06:51:06,825 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 06:51:06,825 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 06:51:06,826 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 06:51:06,826 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 06:51:06,826 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 06:51:06,826 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 06:51:06,826 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 06:51:06,827 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 06:51:06,827 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 06:51:06,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 06:51:06,827 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 06:51:06,828 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 06:51:06,828 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 06:51:06,828 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 06:51:06,828 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 06:51:06,828 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d082f4414248fc35e1fa616a9787901263e0e45c6e6a28545f00aa25d14032e Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 06:51:07,131 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 06:51:07,154 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 06:51:07,157 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 06:51:07,158 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 06:51:07,158 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 06:51:07,160 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi008.opt.i [2023-08-29 06:51:08,342 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 06:51:08,632 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 06:51:08,634 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi008.opt.i [2023-08-29 06:51:08,646 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6abaad94c/5f8e6e2490e541c4ae0dd84635c1e72e/FLAGd77f0d1bc [2023-08-29 06:51:08,659 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6abaad94c/5f8e6e2490e541c4ae0dd84635c1e72e [2023-08-29 06:51:08,667 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 06:51:08,668 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 06:51:08,670 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 06:51:08,670 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 06:51:08,673 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 06:51:08,674 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 06:51:08" (1/1) ... [2023-08-29 06:51:08,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31b31721 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:51:08, skipping insertion in model container [2023-08-29 06:51:08,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 06:51:08" (1/1) ... [2023-08-29 06:51:08,681 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 06:51:08,738 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 06:51:08,898 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi008.opt.i[987,1000] [2023-08-29 06:51:09,148 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 06:51:09,160 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 06:51:09,173 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi008.opt.i[987,1000] [2023-08-29 06:51:09,285 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 06:51:09,317 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 06:51:09,318 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 06:51:09,323 INFO L208 MainTranslator]: Completed translation [2023-08-29 06:51:09,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:51:09 WrapperNode [2023-08-29 06:51:09,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 06:51:09,325 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 06:51:09,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 06:51:09,325 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 06:51:09,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:51:09" (1/1) ... [2023-08-29 06:51:09,365 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:51:09" (1/1) ... [2023-08-29 06:51:09,409 INFO L138 Inliner]: procedures = 175, calls = 45, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 927 [2023-08-29 06:51:09,410 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 06:51:09,416 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 06:51:09,416 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 06:51:09,416 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 06:51:09,423 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:51:09" (1/1) ... [2023-08-29 06:51:09,424 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:51:09" (1/1) ... [2023-08-29 06:51:09,428 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:51:09" (1/1) ... [2023-08-29 06:51:09,430 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:51:09" (1/1) ... [2023-08-29 06:51:09,445 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:51:09" (1/1) ... [2023-08-29 06:51:09,455 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:51:09" (1/1) ... [2023-08-29 06:51:09,457 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:51:09" (1/1) ... [2023-08-29 06:51:09,463 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:51:09" (1/1) ... [2023-08-29 06:51:09,474 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 06:51:09,479 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 06:51:09,480 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 06:51:09,480 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 06:51:09,481 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:51:09" (1/1) ... [2023-08-29 06:51:09,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 06:51:09,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 06:51:09,509 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) [2023-08-29 06:51:09,526 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 [2023-08-29 06:51:09,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 06:51:09,549 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 06:51:09,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 06:51:09,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 06:51:09,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 06:51:09,550 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-29 06:51:09,550 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-29 06:51:09,550 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-29 06:51:09,550 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-29 06:51:09,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 06:51:09,550 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 06:51:09,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 06:51:09,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 06:51:09,552 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 06:51:09,770 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 06:51:09,772 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 06:51:10,961 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 06:54:08,889 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 06:54:08,890 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 06:54:08,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 06:54:08 BoogieIcfgContainer [2023-08-29 06:54:08,893 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 06:54:08,894 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 06:54:08,895 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 06:54:08,897 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 06:54:08,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 06:51:08" (1/3) ... [2023-08-29 06:54:08,898 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d1d4900 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 06:54:08, skipping insertion in model container [2023-08-29 06:54:08,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:51:09" (2/3) ... [2023-08-29 06:54:08,898 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d1d4900 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 06:54:08, skipping insertion in model container [2023-08-29 06:54:08,899 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 06:54:08" (3/3) ... [2023-08-29 06:54:08,900 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi008.opt.i [2023-08-29 06:54:08,907 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 06:54:08,915 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 06:54:08,916 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 281 error locations. [2023-08-29 06:54:08,916 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 06:54:30,710 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 06:54:30,715 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) 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) [2023-08-29 06:54:30,720 INFO L158 Benchmark]: Toolchain (without parser) took 202051.34ms. Allocated memory was 75.5MB in the beginning and 15.7GB in the end (delta: 15.6GB). Free memory was 51.6MB in the beginning and 13.0GB in the end (delta: -13.0GB). Peak memory consumption was 2.8GB. Max. memory is 16.1GB. [2023-08-29 06:54:30,721 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 58.7MB. Free memory is still 36.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 06:54:30,721 INFO L158 Benchmark]: CACSL2BoogieTranslator took 654.41ms. Allocated memory is still 75.5MB. Free memory was 51.4MB in the beginning and 44.1MB in the end (delta: 7.3MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2023-08-29 06:54:30,722 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.85ms. Allocated memory is still 75.5MB. Free memory was 44.1MB in the beginning and 39.5MB in the end (delta: 4.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 06:54:30,723 INFO L158 Benchmark]: Boogie Preprocessor took 68.19ms. Allocated memory is still 75.5MB. Free memory was 39.5MB in the beginning and 34.6MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 06:54:30,723 INFO L158 Benchmark]: RCFGBuilder took 179413.55ms. Allocated memory was 75.5MB in the beginning and 15.5GB in the end (delta: 15.5GB). Free memory was 34.6MB in the beginning and 13.6GB in the end (delta: -13.6GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2023-08-29 06:54:30,724 INFO L158 Benchmark]: TraceAbstraction took 21824.48ms. Allocated memory was 15.5GB in the beginning and 15.7GB in the end (delta: 127.9MB). Free memory was 13.6GB in the beginning and 13.0GB in the end (delta: 558.7MB). Peak memory consumption was 837.7MB. Max. memory is 16.1GB. [2023-08-29 06:54:30,727 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 58.7MB. Free memory is still 36.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 654.41ms. Allocated memory is still 75.5MB. Free memory was 51.4MB in the beginning and 44.1MB in the end (delta: 7.3MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.85ms. Allocated memory is still 75.5MB. Free memory was 44.1MB in the beginning and 39.5MB in the end (delta: 4.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.19ms. Allocated memory is still 75.5MB. Free memory was 39.5MB in the beginning and 34.6MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 179413.55ms. Allocated memory was 75.5MB in the beginning and 15.5GB in the end (delta: 15.5GB). Free memory was 34.6MB in the beginning and 13.6GB in the end (delta: -13.6GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. * TraceAbstraction took 21824.48ms. Allocated memory was 15.5GB in the beginning and 15.7GB in the end (delta: 127.9MB). Free memory was 13.6GB in the beginning and 13.0GB in the end (delta: 558.7MB). Peak memory consumption was 837.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-29 06:54:30,953 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2023-08-29 06:54:30,971 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 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/rfi008.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0d082f4414248fc35e1fa616a9787901263e0e45c6e6a28545f00aa25d14032e --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 06:54:33,162 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 06:54:33,164 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 06:54:33,206 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 06:54:33,208 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 06:54:33,210 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 06:54:33,212 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 06:54:33,215 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 06:54:33,216 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 06:54:33,220 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 06:54:33,221 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 06:54:33,223 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 06:54:33,223 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 06:54:33,225 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 06:54:33,226 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 06:54:33,228 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 06:54:33,231 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 06:54:33,232 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 06:54:33,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 06:54:33,235 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 06:54:33,238 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 06:54:33,239 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 06:54:33,240 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 06:54:33,240 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 06:54:33,245 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 06:54:33,248 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 06:54:33,249 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 06:54:33,250 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 06:54:33,251 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 06:54:33,251 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 06:54:33,252 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 06:54:33,257 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 06:54:33,258 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 06:54:33,259 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 06:54:33,260 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 06:54:33,260 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 06:54:33,261 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 06:54:33,261 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 06:54:33,261 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 06:54:33,262 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 06:54:33,262 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 06:54:33,264 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 06:54:33,295 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 06:54:33,295 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 06:54:33,296 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 06:54:33,296 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 06:54:33,297 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 06:54:33,297 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 06:54:33,298 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 06:54:33,298 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 06:54:33,298 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 06:54:33,298 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 06:54:33,299 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 06:54:33,299 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 06:54:33,299 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 06:54:33,299 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 06:54:33,300 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 06:54:33,300 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 06:54:33,300 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 06:54:33,300 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 06:54:33,300 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 06:54:33,300 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 06:54:33,301 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 06:54:33,301 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 06:54:33,301 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 06:54:33,301 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 06:54:33,301 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 06:54:33,301 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 06:54:33,302 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 06:54:33,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 06:54:33,302 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 06:54:33,302 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 06:54:33,302 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 06:54:33,303 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 06:54:33,303 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 06:54:33,303 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 06:54:33,303 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 06:54:33,303 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 06:54:33,303 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 06:54:33,304 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 06:54:33,304 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 06:54:33,304 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d082f4414248fc35e1fa616a9787901263e0e45c6e6a28545f00aa25d14032e Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 06:54:33,604 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 06:54:33,624 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 06:54:33,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 06:54:33,627 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 06:54:33,627 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 06:54:33,628 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi008.opt.i [2023-08-29 06:54:34,725 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 06:54:34,954 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 06:54:34,955 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi008.opt.i [2023-08-29 06:54:34,968 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fffe5753a/00c5f4d3111a4e2bb009e1897b821a46/FLAGd037a7eb0 [2023-08-29 06:54:34,979 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fffe5753a/00c5f4d3111a4e2bb009e1897b821a46 [2023-08-29 06:54:34,981 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 06:54:34,982 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 06:54:34,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 06:54:34,984 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 06:54:34,986 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 06:54:34,987 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 06:54:34" (1/1) ... [2023-08-29 06:54:34,988 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d8ad254 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:54:34, skipping insertion in model container [2023-08-29 06:54:34,988 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 06:54:34" (1/1) ... [2023-08-29 06:54:34,993 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 06:54:35,025 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 06:54:35,179 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi008.opt.i[987,1000] [2023-08-29 06:54:35,442 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 06:54:35,453 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 06:54:35,463 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi008.opt.i[987,1000] [2023-08-29 06:54:35,510 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 06:54:35,548 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 06:54:35,548 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 06:54:35,554 INFO L208 MainTranslator]: Completed translation [2023-08-29 06:54:35,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:54:35 WrapperNode [2023-08-29 06:54:35,555 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 06:54:35,556 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 06:54:35,556 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 06:54:35,556 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 06:54:35,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:54:35" (1/1) ... [2023-08-29 06:54:35,596 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:54:35" (1/1) ... [2023-08-29 06:54:35,652 INFO L138 Inliner]: procedures = 178, calls = 45, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 928 [2023-08-29 06:54:35,652 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 06:54:35,653 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 06:54:35,653 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 06:54:35,653 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 06:54:35,661 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:54:35" (1/1) ... [2023-08-29 06:54:35,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:54:35" (1/1) ... [2023-08-29 06:54:35,666 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:54:35" (1/1) ... [2023-08-29 06:54:35,666 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:54:35" (1/1) ... [2023-08-29 06:54:35,703 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:54:35" (1/1) ... [2023-08-29 06:54:35,725 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:54:35" (1/1) ... [2023-08-29 06:54:35,729 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:54:35" (1/1) ... [2023-08-29 06:54:35,732 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:54:35" (1/1) ... [2023-08-29 06:54:35,738 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 06:54:35,747 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 06:54:35,747 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 06:54:35,747 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 06:54:35,747 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:54:35" (1/1) ... [2023-08-29 06:54:35,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 06:54:35,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 06:54:35,778 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) [2023-08-29 06:54:35,781 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 [2023-08-29 06:54:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 06:54:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 06:54:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 06:54:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 06:54:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 06:54:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 06:54:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-29 06:54:35,804 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-29 06:54:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-29 06:54:35,804 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-29 06:54:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 06:54:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 06:54:35,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 06:54:35,806 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 06:54:36,037 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 06:54:36,038 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 06:54:37,292 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 06:57:50,301 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 06:57:50,302 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 06:57:50,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 06:57:50 BoogieIcfgContainer [2023-08-29 06:57:50,304 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 06:57:50,309 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 06:57:50,309 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 06:57:50,312 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 06:57:50,312 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 06:54:34" (1/3) ... [2023-08-29 06:57:50,313 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d789c9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 06:57:50, skipping insertion in model container [2023-08-29 06:57:50,314 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:54:35" (2/3) ... [2023-08-29 06:57:50,314 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d789c9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 06:57:50, skipping insertion in model container [2023-08-29 06:57:50,314 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 06:57:50" (3/3) ... [2023-08-29 06:57:50,315 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi008.opt.i [2023-08-29 06:57:50,322 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 06:57:50,328 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 06:57:50,328 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 281 error locations. [2023-08-29 06:57:50,329 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 06:58:17,385 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 06:58:17,391 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) 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) [2023-08-29 06:58:17,395 INFO L158 Benchmark]: Toolchain (without parser) took 222411.87ms. Allocated memory was 69.2MB in the beginning and 15.9GB in the end (delta: 15.9GB). Free memory was 45.2MB in the beginning and 13.5GB in the end (delta: -13.5GB). Peak memory consumption was 2.8GB. Max. memory is 16.1GB. [2023-08-29 06:58:17,395 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 69.2MB. Free memory is still 46.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 06:58:17,396 INFO L158 Benchmark]: CACSL2BoogieTranslator took 571.60ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 45.0MB in the beginning and 55.3MB in the end (delta: -10.3MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2023-08-29 06:58:17,397 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.62ms. Allocated memory is still 90.2MB. Free memory was 55.0MB in the beginning and 50.3MB in the end (delta: 4.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 06:58:17,397 INFO L158 Benchmark]: Boogie Preprocessor took 92.90ms. Allocated memory is still 90.2MB. Free memory was 50.3MB in the beginning and 45.2MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 06:58:17,398 INFO L158 Benchmark]: RCFGBuilder took 194557.65ms. Allocated memory was 90.2MB in the beginning and 15.9GB in the end (delta: 15.8GB). Free memory was 45.2MB in the beginning and 13.7GB in the end (delta: -13.6GB). Peak memory consumption was 2.8GB. Max. memory is 16.1GB. [2023-08-29 06:58:17,398 INFO L158 Benchmark]: TraceAbstraction took 27084.59ms. Allocated memory was 15.9GB in the beginning and 15.9GB in the end (delta: 96.5MB). Free memory was 13.7GB in the beginning and 13.5GB in the end (delta: 177.3MB). Peak memory consumption was 694.2MB. Max. memory is 16.1GB. [2023-08-29 06:58:17,401 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 69.2MB. Free memory is still 46.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 571.60ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 45.0MB in the beginning and 55.3MB in the end (delta: -10.3MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.62ms. Allocated memory is still 90.2MB. Free memory was 55.0MB in the beginning and 50.3MB in the end (delta: 4.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.90ms. Allocated memory is still 90.2MB. Free memory was 50.3MB in the beginning and 45.2MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 194557.65ms. Allocated memory was 90.2MB in the beginning and 15.9GB in the end (delta: 15.8GB). Free memory was 45.2MB in the beginning and 13.7GB in the end (delta: -13.6GB). Peak memory consumption was 2.8GB. Max. memory is 16.1GB. * TraceAbstraction took 27084.59ms. Allocated memory was 15.9GB in the beginning and 15.9GB in the end (delta: 96.5MB). Free memory was 13.7GB in the beginning and 13.5GB in the end (delta: 177.3MB). Peak memory consumption was 694.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-29 06:58:17,625 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2023-08-29 06:58:17,644 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 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE