./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe008_tso.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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/safe008_tso.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3447fa4cbed8c2dd9f8bb92c4d44acca15639ccfd4d81b58d710cf11090f115c --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 22:25:18,188 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:25:18,190 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:25:18,232 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:25:18,234 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:25:18,237 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:25:18,239 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:25:18,242 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:25:18,243 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:25:18,247 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:25:18,248 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:25:18,251 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:25:18,251 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:25:18,253 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:25:18,254 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:25:18,259 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:25:18,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:25:18,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:25:18,262 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:25:18,267 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:25:18,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:25:18,269 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:25:18,270 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:25:18,271 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:25:18,277 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:25:18,277 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:25:18,277 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:25:18,279 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:25:18,280 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:25:18,281 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:25:18,281 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:25:18,286 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:25:18,287 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:25:18,288 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:25:18,289 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:25:18,289 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:25:18,289 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:25:18,290 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:25:18,290 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:25:18,291 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:25:18,291 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:25:18,293 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:25:18,324 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:25:18,324 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:25:18,325 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:25:18,325 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:25:18,326 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:25:18,326 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:25:18,327 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:25:18,327 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:25:18,327 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:25:18,327 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:25:18,328 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:25:18,328 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:25:18,328 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:25:18,329 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:25:18,329 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:25:18,329 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:25:18,329 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:25:18,329 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:25:18,330 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:25:18,330 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:25:18,330 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:25:18,330 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:25:18,330 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:25:18,331 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:25:18,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:25:18,331 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:25:18,331 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:25:18,331 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:25:18,332 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:25:18,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:25:18,332 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:25:18,332 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:25:18,332 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:25:18,333 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:25:18,333 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:25:18,333 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3447fa4cbed8c2dd9f8bb92c4d44acca15639ccfd4d81b58d710cf11090f115c Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:25:18,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:25:18,629 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:25:18,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:25:18,632 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:25:18,632 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:25:18,633 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe008_tso.i [2023-08-30 22:25:19,849 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:25:20,119 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:25:20,119 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe008_tso.i [2023-08-30 22:25:20,129 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4518acea0/9cc9068a799f4b1a86462f583d97f3ad/FLAG25537d51e [2023-08-30 22:25:20,143 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4518acea0/9cc9068a799f4b1a86462f583d97f3ad [2023-08-30 22:25:20,145 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:25:20,146 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:25:20,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:25:20,149 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:25:20,152 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:25:20,152 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:25:20" (1/1) ... [2023-08-30 22:25:20,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35289436 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:20, skipping insertion in model container [2023-08-30 22:25:20,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:25:20" (1/1) ... [2023-08-30 22:25:20,159 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:25:20,190 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:25:20,329 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/safe008_tso.i[945,958] [2023-08-30 22:25:20,508 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:25:20,519 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:25:20,533 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/safe008_tso.i[945,958] [2023-08-30 22:25:20,579 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:25:20,609 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:25:20,610 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:25:20,615 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:25:20,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:20 WrapperNode [2023-08-30 22:25:20,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:25:20,617 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:25:20,618 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:25:20,618 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:25:20,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:20" (1/1) ... [2023-08-30 22:25:20,653 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:20" (1/1) ... [2023-08-30 22:25:20,676 INFO L138 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2023-08-30 22:25:20,677 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:25:20,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:25:20,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:25:20,679 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:25:20,685 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:20" (1/1) ... [2023-08-30 22:25:20,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:20" (1/1) ... [2023-08-30 22:25:20,697 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:20" (1/1) ... [2023-08-30 22:25:20,697 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:20" (1/1) ... [2023-08-30 22:25:20,706 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:20" (1/1) ... [2023-08-30 22:25:20,711 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:20" (1/1) ... [2023-08-30 22:25:20,712 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:20" (1/1) ... [2023-08-30 22:25:20,720 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:20" (1/1) ... [2023-08-30 22:25:20,722 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:25:20,727 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:25:20,727 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:25:20,728 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:25:20,728 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:20" (1/1) ... [2023-08-30 22:25:20,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:25:20,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:25:20,762 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 22:25:20,784 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 22:25:20,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:25:20,798 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:25:20,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:25:20,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:25:20,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:25:20,799 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:25:20,799 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:25:20,799 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:25:20,799 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:25:20,799 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:25:20,799 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:25:20,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:25:20,800 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:25:20,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:25:20,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:25:20,801 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 22:25:20,965 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:25:20,966 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:25:21,157 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:25:21,163 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:25:21,165 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:25:21,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:25:21 BoogieIcfgContainer [2023-08-30 22:25:21,168 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:25:21,170 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:25:21,170 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:25:21,173 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:25:21,173 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:25:20" (1/3) ... [2023-08-30 22:25:21,173 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b46d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:25:21, skipping insertion in model container [2023-08-30 22:25:21,174 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:20" (2/3) ... [2023-08-30 22:25:21,174 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b46d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:25:21, skipping insertion in model container [2023-08-30 22:25:21,174 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:25:21" (3/3) ... [2023-08-30 22:25:21,181 INFO L112 eAbstractionObserver]: Analyzing ICFG safe008_tso.i [2023-08-30 22:25:21,189 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:25:21,196 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:25:21,197 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:25:21,197 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:25:21,272 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:25:21,277 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 22:25:21,281 INFO L158 Benchmark]: Toolchain (without parser) took 1134.14ms. Allocated memory is still 71.3MB. Free memory was 47.2MB in the beginning and 41.2MB in the end (delta: 6.1MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2023-08-30 22:25:21,282 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 54.5MB. Free memory was 32.1MB in the beginning and 32.1MB in the end (delta: 33.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:25:21,282 INFO L158 Benchmark]: CACSL2BoogieTranslator took 467.68ms. Allocated memory is still 71.3MB. Free memory was 47.1MB in the beginning and 45.1MB in the end (delta: 2.0MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2023-08-30 22:25:21,283 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.58ms. Allocated memory is still 71.3MB. Free memory was 45.1MB in the beginning and 43.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:25:21,283 INFO L158 Benchmark]: Boogie Preprocessor took 48.50ms. Allocated memory is still 71.3MB. Free memory was 43.0MB in the beginning and 41.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:25:21,284 INFO L158 Benchmark]: RCFGBuilder took 441.08ms. Allocated memory is still 71.3MB. Free memory was 41.5MB in the beginning and 48.3MB in the end (delta: -6.8MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2023-08-30 22:25:21,284 INFO L158 Benchmark]: TraceAbstraction took 110.05ms. Allocated memory is still 71.3MB. Free memory was 47.9MB in the beginning and 41.2MB in the end (delta: 6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 22:25:21,287 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 54.5MB. Free memory was 32.1MB in the beginning and 32.1MB in the end (delta: 33.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 467.68ms. Allocated memory is still 71.3MB. Free memory was 47.1MB in the beginning and 45.1MB in the end (delta: 2.0MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.58ms. Allocated memory is still 71.3MB. Free memory was 45.1MB in the beginning and 43.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.50ms. Allocated memory is still 71.3MB. Free memory was 43.0MB in the beginning and 41.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 441.08ms. Allocated memory is still 71.3MB. Free memory was 41.5MB in the beginning and 48.3MB in the end (delta: -6.8MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. * TraceAbstraction took 110.05ms. Allocated memory is still 71.3MB. Free memory was 47.9MB in the beginning and 41.2MB in the end (delta: 6.7MB). 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 22:25:21,306 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/safe008_tso.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3447fa4cbed8c2dd9f8bb92c4d44acca15639ccfd4d81b58d710cf11090f115c --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 22:25:23,159 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:25:23,161 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:25:23,200 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:25:23,202 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:25:23,205 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:25:23,207 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:25:23,210 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:25:23,212 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:25:23,216 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:25:23,217 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:25:23,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:25:23,220 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:25:23,221 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:25:23,223 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:25:23,228 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:25:23,229 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:25:23,230 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:25:23,231 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:25:23,236 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:25:23,237 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:25:23,238 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:25:23,239 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:25:23,239 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:25:23,242 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:25:23,242 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:25:23,243 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:25:23,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:25:23,245 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:25:23,245 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:25:23,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:25:23,251 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:25:23,252 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:25:23,253 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:25:23,253 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:25:23,254 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:25:23,254 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:25:23,254 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:25:23,255 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:25:23,255 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:25:23,256 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:25:23,258 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:25:23,286 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:25:23,287 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:25:23,288 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:25:23,288 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:25:23,289 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:25:23,289 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:25:23,290 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:25:23,290 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:25:23,290 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:25:23,290 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:25:23,291 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:25:23,291 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:25:23,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:25:23,291 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:25:23,292 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:25:23,292 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:25:23,292 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:25:23,292 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:25:23,292 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:25:23,292 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:25:23,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:25:23,293 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:25:23,293 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:25:23,293 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:25:23,293 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:25:23,293 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:25:23,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:25:23,294 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:25:23,294 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:25:23,294 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:25:23,294 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:25:23,295 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:25:23,295 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:25:23,295 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:25:23,295 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:25:23,295 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:25:23,295 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:25:23,296 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:25:23,296 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3447fa4cbed8c2dd9f8bb92c4d44acca15639ccfd4d81b58d710cf11090f115c Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:25:23,620 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:25:23,648 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:25:23,651 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:25:23,652 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:25:23,652 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:25:23,653 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe008_tso.i [2023-08-30 22:25:24,790 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:25:25,031 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:25:25,035 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe008_tso.i [2023-08-30 22:25:25,054 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7002b6e53/eba38e0de0064f7397bb658831d48103/FLAGed43801b5 [2023-08-30 22:25:25,065 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7002b6e53/eba38e0de0064f7397bb658831d48103 [2023-08-30 22:25:25,067 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:25:25,068 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:25:25,069 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:25:25,069 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:25:25,074 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:25:25,075 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:25:25" (1/1) ... [2023-08-30 22:25:25,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73a7fc17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:25, skipping insertion in model container [2023-08-30 22:25:25,076 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:25:25" (1/1) ... [2023-08-30 22:25:25,081 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:25:25,131 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:25:25,248 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/safe008_tso.i[945,958] [2023-08-30 22:25:25,430 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:25:25,443 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:25:25,455 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/safe008_tso.i[945,958] [2023-08-30 22:25:25,497 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:25:25,545 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:25:25,546 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:25:25,551 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:25:25,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:25 WrapperNode [2023-08-30 22:25:25,552 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:25:25,553 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:25:25,553 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:25:25,553 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:25:25,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:25" (1/1) ... [2023-08-30 22:25:25,609 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:25" (1/1) ... [2023-08-30 22:25:25,632 INFO L138 Inliner]: procedures = 179, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2023-08-30 22:25:25,633 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:25:25,634 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:25:25,634 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:25:25,634 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:25:25,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:25" (1/1) ... [2023-08-30 22:25:25,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:25" (1/1) ... [2023-08-30 22:25:25,656 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:25" (1/1) ... [2023-08-30 22:25:25,656 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:25" (1/1) ... [2023-08-30 22:25:25,663 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:25" (1/1) ... [2023-08-30 22:25:25,664 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:25" (1/1) ... [2023-08-30 22:25:25,667 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:25" (1/1) ... [2023-08-30 22:25:25,668 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:25" (1/1) ... [2023-08-30 22:25:25,671 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:25:25,671 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:25:25,671 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:25:25,672 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:25:25,672 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:25" (1/1) ... [2023-08-30 22:25:25,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:25:25,690 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:25:25,710 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 22:25:25,735 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 22:25:25,749 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:25:25,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:25:25,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:25:25,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:25:25,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:25:25,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:25:25,750 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:25:25,750 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:25:25,751 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:25:25,751 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:25:25,751 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:25:25,751 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:25:25,751 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:25:25,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:25:25,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:25:25,753 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 22:25:25,928 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:25:25,930 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:25:26,133 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:25:26,139 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:25:26,140 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:25:26,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:25:26 BoogieIcfgContainer [2023-08-30 22:25:26,142 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:25:26,143 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:25:26,143 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:25:26,146 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:25:26,146 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:25:25" (1/3) ... [2023-08-30 22:25:26,146 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48874a35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:25:26, skipping insertion in model container [2023-08-30 22:25:26,146 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:25" (2/3) ... [2023-08-30 22:25:26,147 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48874a35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:25:26, skipping insertion in model container [2023-08-30 22:25:26,147 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:25:26" (3/3) ... [2023-08-30 22:25:26,148 INFO L112 eAbstractionObserver]: Analyzing ICFG safe008_tso.i [2023-08-30 22:25:26,157 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:25:26,165 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:25:26,166 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:25:26,167 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:25:26,257 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:25:26,275 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 22:25:26,281 INFO L158 Benchmark]: Toolchain (without parser) took 1211.42ms. Allocated memory is still 79.7MB. Free memory was 55.2MB in the beginning and 56.8MB in the end (delta: -1.6MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2023-08-30 22:25:26,281 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 65.0MB. Free memory was 43.0MB in the beginning and 42.9MB in the end (delta: 49.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:25:26,282 INFO L158 Benchmark]: CACSL2BoogieTranslator took 483.34ms. Allocated memory is still 79.7MB. Free memory was 55.0MB in the beginning and 55.7MB in the end (delta: -634.4kB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2023-08-30 22:25:26,283 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.24ms. Allocated memory is still 79.7MB. Free memory was 55.7MB in the beginning and 53.6MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 22:25:26,283 INFO L158 Benchmark]: Boogie Preprocessor took 37.11ms. Allocated memory is still 79.7MB. Free memory was 53.5MB in the beginning and 51.4MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:25:26,284 INFO L158 Benchmark]: RCFGBuilder took 470.39ms. Allocated memory is still 79.7MB. Free memory was 51.4MB in the beginning and 36.4MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-30 22:25:26,285 INFO L158 Benchmark]: TraceAbstraction took 135.37ms. Allocated memory is still 79.7MB. Free memory was 35.7MB in the beginning and 56.8MB in the end (delta: -21.1MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2023-08-30 22:25:26,292 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 65.0MB. Free memory was 43.0MB in the beginning and 42.9MB in the end (delta: 49.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 483.34ms. Allocated memory is still 79.7MB. Free memory was 55.0MB in the beginning and 55.7MB in the end (delta: -634.4kB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.24ms. Allocated memory is still 79.7MB. Free memory was 55.7MB in the beginning and 53.6MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.11ms. Allocated memory is still 79.7MB. Free memory was 53.5MB in the beginning and 51.4MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 470.39ms. Allocated memory is still 79.7MB. Free memory was 51.4MB in the beginning and 36.4MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 135.37ms. Allocated memory is still 79.7MB. Free memory was 35.7MB in the beginning and 56.8MB in the end (delta: -21.1MB). Peak memory consumption was 11.0MB. 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 22:25:26,316 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