./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe006_power.oepc-thin000_power.oepc.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/safe006_power.oepc-thin000_power.oepc.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 e1a7472923aa95b61749a468b52dfc65e03dead5bf647c94f71a6e156dc586ae --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 22:25:03,304 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:25:03,307 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:25:03,349 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:25:03,350 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:25:03,352 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:25:03,354 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:25:03,356 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:25:03,358 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:25:03,362 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:25:03,363 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:25:03,365 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:25:03,365 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:25:03,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:25:03,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:25:03,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:25:03,373 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:25:03,374 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:25:03,376 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:25:03,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:25:03,382 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:25:03,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:25:03,383 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:25:03,384 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:25:03,388 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:25:03,392 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:25:03,392 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:25:03,393 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:25:03,394 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:25:03,395 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:25:03,395 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:25:03,396 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:25:03,397 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:25:03,398 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:25:03,399 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:25:03,399 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:25:03,401 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:25:03,401 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:25:03,401 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:25:03,402 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:25:03,402 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:25:03,403 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:25:03,431 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:25:03,432 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:25:03,433 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:25:03,433 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:25:03,434 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:25:03,434 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:25:03,434 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:25:03,434 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:25:03,434 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:25:03,435 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:25:03,435 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:25:03,436 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:25:03,436 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:25:03,436 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:25:03,436 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:25:03,436 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:25:03,436 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:25:03,437 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:25:03,437 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:25:03,437 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:25:03,437 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:25:03,437 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:25:03,437 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:25:03,438 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:25:03,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:25:03,438 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:25:03,438 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:25:03,438 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:25:03,439 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:25:03,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:25:03,439 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:25:03,439 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:25:03,439 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:25:03,439 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:25:03,440 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:25:03,440 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1a7472923aa95b61749a468b52dfc65e03dead5bf647c94f71a6e156dc586ae Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:25:03,743 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:25:03,763 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:25:03,765 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:25:03,766 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:25:03,768 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:25:03,770 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe006_power.oepc-thin000_power.oepc.i [2023-08-30 22:25:04,851 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:25:05,136 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:25:05,136 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe006_power.oepc-thin000_power.oepc.i [2023-08-30 22:25:05,145 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/159a32780/b768bca7a99f4028807e6bdf6cb56961/FLAG453a73270 [2023-08-30 22:25:05,160 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/159a32780/b768bca7a99f4028807e6bdf6cb56961 [2023-08-30 22:25:05,162 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:25:05,163 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:25:05,164 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:25:05,164 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:25:05,167 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:25:05,167 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:25:05" (1/1) ... [2023-08-30 22:25:05,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aff70db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:05, skipping insertion in model container [2023-08-30 22:25:05,168 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:25:05" (1/1) ... [2023-08-30 22:25:05,174 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:25:05,214 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:25:05,351 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/safe006_power.oepc-thin000_power.oepc.i[1014,1027] [2023-08-30 22:25:05,575 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:25:05,587 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:25:05,598 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/safe006_power.oepc-thin000_power.oepc.i[1014,1027] [2023-08-30 22:25:05,660 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:25:05,706 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:25:05,706 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:25:05,712 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:25:05,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:05 WrapperNode [2023-08-30 22:25:05,713 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:25:05,714 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:25:05,714 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:25:05,714 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:25:05,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:05" (1/1) ... [2023-08-30 22:25:05,750 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:05" (1/1) ... [2023-08-30 22:25:05,781 INFO L138 Inliner]: procedures = 175, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 121 [2023-08-30 22:25:05,782 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:25:05,782 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:25:05,783 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:25:05,783 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:25:05,791 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:05" (1/1) ... [2023-08-30 22:25:05,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:05" (1/1) ... [2023-08-30 22:25:05,795 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:05" (1/1) ... [2023-08-30 22:25:05,795 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:05" (1/1) ... [2023-08-30 22:25:05,802 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:05" (1/1) ... [2023-08-30 22:25:05,807 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:05" (1/1) ... [2023-08-30 22:25:05,809 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:05" (1/1) ... [2023-08-30 22:25:05,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:05" (1/1) ... [2023-08-30 22:25:05,831 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:25:05,832 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:25:05,832 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:25:05,832 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:25:05,833 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:05" (1/1) ... [2023-08-30 22:25:05,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:25:05,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:25:05,875 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 22:25:05,897 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 22:25:05,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 22:25:05,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:25:05,910 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:25:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:25:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:25:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:25:05,912 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:25:05,912 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:25:05,912 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:25:05,912 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:25:05,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:25:05,912 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:25:05,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:25:05,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:25:05,914 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 22:25:06,105 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:25:06,108 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:25:06,456 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:25:06,818 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:25:06,819 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:25:06,821 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:25:06 BoogieIcfgContainer [2023-08-30 22:25:06,821 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:25:06,825 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:25:06,825 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:25:06,828 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:25:06,828 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:25:05" (1/3) ... [2023-08-30 22:25:06,828 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@485d7b47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:25:06, skipping insertion in model container [2023-08-30 22:25:06,829 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:05" (2/3) ... [2023-08-30 22:25:06,829 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@485d7b47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:25:06, skipping insertion in model container [2023-08-30 22:25:06,829 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:25:06" (3/3) ... [2023-08-30 22:25:06,831 INFO L112 eAbstractionObserver]: Analyzing ICFG safe006_power.oepc-thin000_power.oepc.i [2023-08-30 22:25:06,838 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:25:06,845 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:25:06,846 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:25:06,847 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:25:06,930 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:25:06,936 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 22:25:06,942 INFO L158 Benchmark]: Toolchain (without parser) took 1778.24ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 46.4MB in the beginning and 57.1MB in the end (delta: -10.7MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. [2023-08-30 22:25:06,943 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 67.1MB. Free memory is still 44.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:25:06,944 INFO L158 Benchmark]: CACSL2BoogieTranslator took 549.34ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 46.2MB in the beginning and 57.0MB in the end (delta: -10.7MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2023-08-30 22:25:06,945 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.85ms. Allocated memory is still 86.0MB. Free memory was 57.0MB in the beginning and 54.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:25:06,945 INFO L158 Benchmark]: Boogie Preprocessor took 48.70ms. Allocated memory is still 86.0MB. Free memory was 54.6MB in the beginning and 52.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:25:06,946 INFO L158 Benchmark]: RCFGBuilder took 989.48ms. Allocated memory is still 86.0MB. Free memory was 52.5MB in the beginning and 40.5MB in the end (delta: 12.0MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2023-08-30 22:25:06,947 INFO L158 Benchmark]: TraceAbstraction took 115.92ms. Allocated memory is still 86.0MB. Free memory was 40.0MB in the beginning and 57.1MB in the end (delta: -17.2MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2023-08-30 22:25:06,955 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 67.1MB. Free memory is still 44.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 549.34ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 46.2MB in the beginning and 57.0MB in the end (delta: -10.7MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.85ms. Allocated memory is still 86.0MB. Free memory was 57.0MB in the beginning and 54.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.70ms. Allocated memory is still 86.0MB. Free memory was 54.6MB in the beginning and 52.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 989.48ms. Allocated memory is still 86.0MB. Free memory was 52.5MB in the beginning and 40.5MB in the end (delta: 12.0MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * TraceAbstraction took 115.92ms. Allocated memory is still 86.0MB. Free memory was 40.0MB in the beginning and 57.1MB in the end (delta: -17.2MB). Peak memory consumption was 12.0MB. 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 22:25:06,973 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- 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/safe006_power.oepc-thin000_power.oepc.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 e1a7472923aa95b61749a468b52dfc65e03dead5bf647c94f71a6e156dc586ae --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 22:25:08,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:25:08,801 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:25:08,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:25:08,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:25:08,848 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:25:08,850 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:25:08,852 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:25:08,854 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:25:08,858 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:25:08,859 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:25:08,863 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:25:08,864 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:25:08,866 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:25:08,867 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:25:08,873 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:25:08,874 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:25:08,875 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:25:08,877 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:25:08,881 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:25:08,882 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:25:08,883 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:25:08,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:25:08,885 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:25:08,891 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:25:08,892 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:25:08,892 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:25:08,894 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:25:08,894 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:25:08,895 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:25:08,895 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:25:08,897 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:25:08,899 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:25:08,899 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:25:08,900 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:25:08,900 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:25:08,901 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:25:08,901 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:25:08,901 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:25:08,902 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:25:08,903 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:25:08,904 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:25:08,941 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:25:08,941 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:25:08,942 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:25:08,942 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:25:08,943 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:25:08,943 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:25:08,944 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:25:08,944 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:25:08,944 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:25:08,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:25:08,945 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:25:08,945 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:25:08,945 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:25:08,945 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:25:08,946 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:25:08,946 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:25:08,946 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:25:08,946 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:25:08,946 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:25:08,946 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:25:08,947 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:25:08,947 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:25:08,947 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:25:08,947 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:25:08,947 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:25:08,947 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:25:08,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:25:08,948 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:25:08,948 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:25:08,948 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:25:08,948 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:25:08,949 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:25:08,949 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:25:08,949 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:25:08,949 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:25:08,949 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:25:08,949 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:25:08,950 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:25:08,950 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1a7472923aa95b61749a468b52dfc65e03dead5bf647c94f71a6e156dc586ae Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:25:09,261 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:25:09,281 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:25:09,284 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:25:09,285 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:25:09,285 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:25:09,287 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe006_power.oepc-thin000_power.oepc.i [2023-08-30 22:25:10,511 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:25:10,741 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:25:10,743 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe006_power.oepc-thin000_power.oepc.i [2023-08-30 22:25:10,755 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdd1ecffc/fc0f9779a5e74ad1b81ba2dfb532a3cf/FLAG753d5ff91 [2023-08-30 22:25:10,769 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdd1ecffc/fc0f9779a5e74ad1b81ba2dfb532a3cf [2023-08-30 22:25:10,771 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:25:10,772 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:25:10,773 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:25:10,773 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:25:10,776 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:25:10,780 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:25:10" (1/1) ... [2023-08-30 22:25:10,780 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4354ed3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:10, skipping insertion in model container [2023-08-30 22:25:10,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:25:10" (1/1) ... [2023-08-30 22:25:10,785 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:25:10,836 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:25:10,956 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/safe006_power.oepc-thin000_power.oepc.i[1014,1027] [2023-08-30 22:25:11,138 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:25:11,157 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:25:11,169 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/safe006_power.oepc-thin000_power.oepc.i[1014,1027] [2023-08-30 22:25:11,225 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:25:11,261 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:25:11,261 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:25:11,267 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:25:11,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:11 WrapperNode [2023-08-30 22:25:11,268 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:25:11,269 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:25:11,269 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:25:11,269 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:25:11,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:11" (1/1) ... [2023-08-30 22:25:11,291 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:11" (1/1) ... [2023-08-30 22:25:11,310 INFO L138 Inliner]: procedures = 179, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 122 [2023-08-30 22:25:11,311 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:25:11,312 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:25:11,312 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:25:11,312 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:25:11,319 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:11" (1/1) ... [2023-08-30 22:25:11,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:11" (1/1) ... [2023-08-30 22:25:11,325 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:11" (1/1) ... [2023-08-30 22:25:11,325 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:11" (1/1) ... [2023-08-30 22:25:11,339 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:11" (1/1) ... [2023-08-30 22:25:11,349 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:11" (1/1) ... [2023-08-30 22:25:11,352 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:11" (1/1) ... [2023-08-30 22:25:11,354 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:11" (1/1) ... [2023-08-30 22:25:11,357 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:25:11,358 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:25:11,358 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:25:11,359 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:25:11,359 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:11" (1/1) ... [2023-08-30 22:25:11,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:25:11,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:25:11,410 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 22:25:11,434 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 22:25:11,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 22:25:11,465 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:25:11,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:25:11,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:25:11,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:25:11,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:25:11,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:25:11,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 22:25:11,466 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:25:11,466 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:25:11,466 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:25:11,466 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:25:11,467 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:25:11,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:25:11,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:25:11,468 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 22:25:11,608 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:25:11,610 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:25:12,050 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:25:12,274 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:25:12,274 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:25:12,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:25:12 BoogieIcfgContainer [2023-08-30 22:25:12,276 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:25:12,279 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:25:12,279 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:25:12,282 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:25:12,282 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:25:10" (1/3) ... [2023-08-30 22:25:12,283 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d4e8513 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:25:12, skipping insertion in model container [2023-08-30 22:25:12,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:11" (2/3) ... [2023-08-30 22:25:12,284 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d4e8513 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:25:12, skipping insertion in model container [2023-08-30 22:25:12,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:25:12" (3/3) ... [2023-08-30 22:25:12,285 INFO L112 eAbstractionObserver]: Analyzing ICFG safe006_power.oepc-thin000_power.oepc.i [2023-08-30 22:25:12,293 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:25:12,301 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:25:12,301 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:25:12,301 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:25:12,374 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:25:12,380 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 22:25:12,386 INFO L158 Benchmark]: Toolchain (without parser) took 1612.48ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 38.9MB in the beginning and 53.9MB in the end (delta: -15.0MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2023-08-30 22:25:12,386 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 52.4MB. Free memory was 30.7MB in the beginning and 30.6MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:25:12,387 INFO L158 Benchmark]: CACSL2BoogieTranslator took 495.17ms. Allocated memory is still 69.2MB. Free memory was 38.7MB in the beginning and 35.8MB in the end (delta: 2.9MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2023-08-30 22:25:12,388 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.94ms. Allocated memory is still 69.2MB. Free memory was 35.8MB in the beginning and 33.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:25:12,388 INFO L158 Benchmark]: Boogie Preprocessor took 46.09ms. Allocated memory is still 69.2MB. Free memory was 33.4MB in the beginning and 30.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:25:12,389 INFO L158 Benchmark]: RCFGBuilder took 918.14ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 30.8MB in the beginning and 39.8MB in the end (delta: -9.0MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2023-08-30 22:25:12,390 INFO L158 Benchmark]: TraceAbstraction took 105.35ms. Allocated memory is still 86.0MB. Free memory was 39.3MB in the beginning and 53.9MB in the end (delta: -14.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 22:25:12,412 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 52.4MB. Free memory was 30.7MB in the beginning and 30.6MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 495.17ms. Allocated memory is still 69.2MB. Free memory was 38.7MB in the beginning and 35.8MB in the end (delta: 2.9MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.94ms. Allocated memory is still 69.2MB. Free memory was 35.8MB in the beginning and 33.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.09ms. Allocated memory is still 69.2MB. Free memory was 33.4MB in the beginning and 30.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 918.14ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 30.8MB in the beginning and 39.8MB in the end (delta: -9.0MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * TraceAbstraction took 105.35ms. Allocated memory is still 86.0MB. Free memory was 39.3MB in the beginning and 53.9MB in the end (delta: -14.6MB). Peak memory consumption was 10.5MB. 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 22:25:12,438 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- 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