./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.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 overflows 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-Overflow-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 ! overflow) ) --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 [2023-08-30 12:21:59,493 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:21:59,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:21:59,537 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:21:59,537 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:21:59,540 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:21:59,542 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:21:59,545 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:21:59,547 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:21:59,551 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:21:59,552 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:21:59,555 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:21:59,555 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:21:59,557 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:21:59,559 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:21:59,566 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:21:59,567 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:21:59,569 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:21:59,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:21:59,576 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:21:59,577 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:21:59,578 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:21:59,579 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:21:59,580 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:21:59,587 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:21:59,588 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:21:59,588 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:21:59,590 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:21:59,591 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:21:59,592 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:21:59,592 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:21:59,594 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:21:59,596 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:21:59,596 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:21:59,597 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:21:59,597 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:21:59,598 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:21:59,598 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:21:59,598 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:21:59,599 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:21:59,600 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:21:59,601 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:21:59,635 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:21:59,636 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:21:59,637 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:21:59,637 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:21:59,638 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:21:59,638 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:21:59,639 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:21:59,639 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:21:59,639 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:21:59,639 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:21:59,640 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:21:59,640 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:21:59,641 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:21:59,641 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:21:59,641 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:21:59,641 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:21:59,641 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:21:59,642 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:21:59,642 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:21:59,642 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:21:59,642 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:21:59,642 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:21:59,642 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:21:59,643 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:21:59,643 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:21:59,643 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:21:59,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:21:59,644 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:21:59,644 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:21:59,644 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:21:59,644 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:21:59,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:21:59,645 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:21:59,645 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:21:59,645 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:21:59,645 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:21:59,645 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:21:59,646 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d082f4414248fc35e1fa616a9787901263e0e45c6e6a28545f00aa25d14032e Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:21:59,961 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:21:59,978 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:21:59,980 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:21:59,981 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:21:59,982 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:21:59,983 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi008.opt.i [2023-08-30 12:22:01,186 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:22:01,432 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:22:01,433 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi008.opt.i [2023-08-30 12:22:01,446 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99c0bde23/4be332707c7c4351b52378330fb9664c/FLAG1e741409c [2023-08-30 12:22:01,461 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99c0bde23/4be332707c7c4351b52378330fb9664c [2023-08-30 12:22:01,463 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:22:01,464 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:22:01,465 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:22:01,465 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:22:01,467 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:22:01,468 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:22:01" (1/1) ... [2023-08-30 12:22:01,469 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@486b4d15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:01, skipping insertion in model container [2023-08-30 12:22:01,469 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:22:01" (1/1) ... [2023-08-30 12:22:01,474 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:22:01,530 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:22:01,650 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] [2023-08-30 12:22:01,847 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:22:01,858 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:22:01,885 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] [2023-08-30 12:22:01,919 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:22:01,950 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:22:01,950 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:22:01,956 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:22:01,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:01 WrapperNode [2023-08-30 12:22:01,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:22:01,958 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:22:01,958 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:22:01,958 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:22:01,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:01" (1/1) ... [2023-08-30 12:22:01,993 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:01" (1/1) ... [2023-08-30 12:22:02,030 INFO L138 Inliner]: procedures = 175, calls = 45, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 137 [2023-08-30 12:22:02,031 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:22:02,033 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:22:02,033 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:22:02,033 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:22:02,040 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:01" (1/1) ... [2023-08-30 12:22:02,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:01" (1/1) ... [2023-08-30 12:22:02,057 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:01" (1/1) ... [2023-08-30 12:22:02,058 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:01" (1/1) ... [2023-08-30 12:22:02,064 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:01" (1/1) ... [2023-08-30 12:22:02,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:01" (1/1) ... [2023-08-30 12:22:02,080 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:01" (1/1) ... [2023-08-30 12:22:02,081 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:01" (1/1) ... [2023-08-30 12:22:02,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:22:02,088 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:22:02,093 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:22:02,094 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:22:02,094 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:01" (1/1) ... [2023-08-30 12:22:02,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:22:02,112 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:22:02,131 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) [2023-08-30 12:22:02,142 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 [2023-08-30 12:22:02,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:22:02,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:22:02,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:22:02,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:22:02,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:22:02,166 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:22:02,167 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:22:02,167 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:22:02,167 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:22:02,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:22:02,167 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:22:02,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:22:02,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:22:02,169 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 12:22:02,277 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:22:02,279 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:22:02,614 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:22:02,823 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:22:02,824 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:22:02,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:22:02 BoogieIcfgContainer [2023-08-30 12:22:02,826 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:22:02,828 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:22:02,828 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:22:02,831 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:22:02,831 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:22:01" (1/3) ... [2023-08-30 12:22:02,832 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fd6aa92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:22:02, skipping insertion in model container [2023-08-30 12:22:02,832 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:01" (2/3) ... [2023-08-30 12:22:02,833 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fd6aa92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:22:02, skipping insertion in model container [2023-08-30 12:22:02,833 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:22:02" (3/3) ... [2023-08-30 12:22:02,834 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi008.opt.i [2023-08-30 12:22:02,841 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:22:02,850 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:22:02,850 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-08-30 12:22:02,851 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:22:02,922 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:22:02,935 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) [2023-08-30 12:22:02,942 INFO L158 Benchmark]: Toolchain (without parser) took 1477.12ms. Allocated memory is still 86.0MB. Free memory was 59.3MB in the beginning and 38.2MB in the end (delta: 21.1MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2023-08-30 12:22:02,943 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory is still 38.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:22:02,944 INFO L158 Benchmark]: CACSL2BoogieTranslator took 491.76ms. Allocated memory is still 86.0MB. Free memory was 59.0MB in the beginning and 55.8MB in the end (delta: 3.3MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2023-08-30 12:22:02,944 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.31ms. Allocated memory is still 86.0MB. Free memory was 55.8MB in the beginning and 53.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:22:02,945 INFO L158 Benchmark]: Boogie Preprocessor took 55.05ms. Allocated memory is still 86.0MB. Free memory was 53.2MB in the beginning and 51.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:22:02,946 INFO L158 Benchmark]: RCFGBuilder took 737.79ms. Allocated memory is still 86.0MB. Free memory was 51.1MB in the beginning and 47.1MB in the end (delta: 4.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-08-30 12:22:02,946 INFO L158 Benchmark]: TraceAbstraction took 112.56ms. Allocated memory is still 86.0MB. Free memory was 46.6MB in the beginning and 38.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 12:22:02,953 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory is still 38.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 491.76ms. Allocated memory is still 86.0MB. Free memory was 59.0MB in the beginning and 55.8MB in the end (delta: 3.3MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.31ms. Allocated memory is still 86.0MB. Free memory was 55.8MB in the beginning and 53.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.05ms. Allocated memory is still 86.0MB. Free memory was 53.2MB in the beginning and 51.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 737.79ms. Allocated memory is still 86.0MB. Free memory was 51.1MB in the beginning and 47.1MB in the end (delta: 4.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 112.56ms. Allocated memory is still 86.0MB. Free memory was 46.6MB in the beginning and 38.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. 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. [2023-08-30 12:22:02,979 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... --- 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-Overflow-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 ! overflow) ) --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 [2023-08-30 12:22:04,859 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:22:04,862 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:22:04,909 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:22:04,910 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:22:04,913 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:22:04,915 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:22:04,918 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:22:04,920 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:22:04,920 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:22:04,922 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:22:04,924 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:22:04,924 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:22:04,926 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:22:04,927 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:22:04,931 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:22:04,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:22:04,936 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:22:04,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:22:04,943 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:22:04,944 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:22:04,945 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:22:04,947 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:22:04,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:22:04,954 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:22:04,955 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:22:04,955 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:22:04,957 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:22:04,957 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:22:04,958 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:22:04,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:22:04,960 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:22:04,962 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:22:04,962 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:22:04,963 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:22:04,964 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:22:04,964 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:22:04,964 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:22:04,965 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:22:04,965 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:22:04,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:22:04,967 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:22:05,004 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:22:05,004 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:22:05,006 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:22:05,006 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:22:05,007 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:22:05,007 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:22:05,007 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:22:05,007 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:22:05,008 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:22:05,008 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:22:05,009 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:22:05,009 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:22:05,009 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:22:05,009 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:22:05,009 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:22:05,010 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:22:05,010 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:22:05,010 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:22:05,010 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:22:05,010 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:22:05,010 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:22:05,010 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:22:05,011 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:22:05,011 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:22:05,011 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:22:05,011 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:22:05,011 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:22:05,012 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:22:05,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:22:05,012 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:22:05,012 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:22:05,012 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:22:05,013 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:22:05,013 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:22:05,013 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:22:05,013 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:22:05,013 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:22:05,013 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:22:05,014 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:22:05,014 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:22:05,014 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d082f4414248fc35e1fa616a9787901263e0e45c6e6a28545f00aa25d14032e Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:22:05,326 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:22:05,343 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:22:05,346 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:22:05,347 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:22:05,347 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:22:05,348 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi008.opt.i [2023-08-30 12:22:06,568 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:22:06,846 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:22:06,847 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi008.opt.i [2023-08-30 12:22:06,873 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f749ae4b1/9bd92f44a34f4081989bd7c9e7fbaf0f/FLAGd00c9c72a [2023-08-30 12:22:06,893 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f749ae4b1/9bd92f44a34f4081989bd7c9e7fbaf0f [2023-08-30 12:22:06,896 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:22:06,898 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:22:06,899 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:22:06,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:22:06,903 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:22:06,904 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:22:06" (1/1) ... [2023-08-30 12:22:06,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cc1e556 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:06, skipping insertion in model container [2023-08-30 12:22:06,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:22:06" (1/1) ... [2023-08-30 12:22:06,911 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:22:06,968 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:22:07,134 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] [2023-08-30 12:22:07,347 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:22:07,362 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:22:07,373 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] [2023-08-30 12:22:07,423 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:22:07,464 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:22:07,464 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:22:07,470 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:22:07,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:07 WrapperNode [2023-08-30 12:22:07,471 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:22:07,472 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:22:07,472 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:22:07,472 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:22:07,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:07" (1/1) ... [2023-08-30 12:22:07,514 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:07" (1/1) ... [2023-08-30 12:22:07,552 INFO L138 Inliner]: procedures = 178, calls = 45, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 138 [2023-08-30 12:22:07,556 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:22:07,557 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:22:07,557 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:22:07,557 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:22:07,565 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:07" (1/1) ... [2023-08-30 12:22:07,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:07" (1/1) ... [2023-08-30 12:22:07,578 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:07" (1/1) ... [2023-08-30 12:22:07,578 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:07" (1/1) ... [2023-08-30 12:22:07,590 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:07" (1/1) ... [2023-08-30 12:22:07,599 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:07" (1/1) ... [2023-08-30 12:22:07,604 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:07" (1/1) ... [2023-08-30 12:22:07,613 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:07" (1/1) ... [2023-08-30 12:22:07,616 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:22:07,619 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:22:07,620 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:22:07,620 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:22:07,621 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:07" (1/1) ... [2023-08-30 12:22:07,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:22:07,637 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:22:07,650 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) [2023-08-30 12:22:07,687 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 [2023-08-30 12:22:07,699 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:22:07,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:22:07,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:22:07,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:22:07,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:22:07,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:22:07,700 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:22:07,700 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:22:07,700 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:22:07,701 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:22:07,701 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:22:07,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:22:07,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:22:07,702 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 12:22:07,837 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:22:07,839 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:22:08,170 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:22:08,445 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:22:08,445 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:22:08,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:22:08 BoogieIcfgContainer [2023-08-30 12:22:08,447 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:22:08,449 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:22:08,449 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:22:08,452 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:22:08,452 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:22:06" (1/3) ... [2023-08-30 12:22:08,453 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4049ab2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:22:08, skipping insertion in model container [2023-08-30 12:22:08,453 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:07" (2/3) ... [2023-08-30 12:22:08,453 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4049ab2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:22:08, skipping insertion in model container [2023-08-30 12:22:08,453 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:22:08" (3/3) ... [2023-08-30 12:22:08,454 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi008.opt.i [2023-08-30 12:22:08,462 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:22:08,468 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:22:08,468 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-08-30 12:22:08,469 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:22:08,525 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:22:08,531 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) [2023-08-30 12:22:08,537 INFO L158 Benchmark]: Toolchain (without parser) took 1637.89ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 41.3MB in the beginning and 59.4MB in the end (delta: -18.1MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2023-08-30 12:22:08,537 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 56.6MB. Free memory is still 34.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:22:08,538 INFO L158 Benchmark]: CACSL2BoogieTranslator took 571.67ms. Allocated memory is still 71.3MB. Free memory was 41.1MB in the beginning and 34.7MB in the end (delta: 6.4MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2023-08-30 12:22:08,538 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.21ms. Allocated memory is still 71.3MB. Free memory was 34.7MB in the beginning and 32.0MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:22:08,539 INFO L158 Benchmark]: Boogie Preprocessor took 61.72ms. Allocated memory is still 71.3MB. Free memory was 32.0MB in the beginning and 29.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:22:08,540 INFO L158 Benchmark]: RCFGBuilder took 828.46ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 29.9MB in the beginning and 44.5MB in the end (delta: -14.6MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2023-08-30 12:22:08,541 INFO L158 Benchmark]: TraceAbstraction took 85.98ms. Allocated memory is still 86.0MB. Free memory was 43.8MB in the beginning and 59.4MB in the end (delta: -15.6MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2023-08-30 12:22:08,548 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 56.6MB. Free memory is still 34.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 571.67ms. Allocated memory is still 71.3MB. Free memory was 41.1MB in the beginning and 34.7MB in the end (delta: 6.4MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.21ms. Allocated memory is still 71.3MB. Free memory was 34.7MB in the beginning and 32.0MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.72ms. Allocated memory is still 71.3MB. Free memory was 32.0MB in the beginning and 29.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 828.46ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 29.9MB in the beginning and 44.5MB in the end (delta: -14.6MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * TraceAbstraction took 85.98ms. Allocated memory is still 86.0MB. Free memory was 43.8MB in the beginning and 59.4MB in the end (delta: -15.6MB). Peak memory consumption was 9.5MB. 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. [2023-08-30 12:22:08,572 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... --- 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