./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix042.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/mix042.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 65b1f643bcee3322b8ab5a998e6338f6065aa9114a28902f0ff5431bd8cb45ea --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 22:23:06,570 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:23:06,572 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:23:06,614 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:23:06,614 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:23:06,617 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:23:06,619 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:23:06,621 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:23:06,624 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:23:06,628 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:23:06,629 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:23:06,631 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:23:06,632 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:23:06,633 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:23:06,634 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:23:06,639 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:23:06,640 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:23:06,642 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:23:06,643 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:23:06,648 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:23:06,649 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:23:06,650 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:23:06,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:23:06,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:23:06,672 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:23:06,673 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:23:06,673 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:23:06,675 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:23:06,676 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:23:06,677 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:23:06,677 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:23:06,679 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:23:06,680 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:23:06,681 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:23:06,681 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:23:06,682 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:23:06,682 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:23:06,682 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:23:06,683 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:23:06,683 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:23:06,684 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:23:06,685 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:23:06,718 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:23:06,718 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:23:06,719 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:23:06,720 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:23:06,720 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:23:06,721 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:23:06,721 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:23:06,721 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:23:06,721 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:23:06,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:23:06,722 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:23:06,723 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:23:06,723 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:23:06,723 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:23:06,723 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:23:06,724 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:23:06,724 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:23:06,724 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:23:06,724 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:23:06,724 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:23:06,725 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:23:06,725 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:23:06,725 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:23:06,725 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:23:06,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:23:06,726 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:23:06,726 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:23:06,726 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:23:06,726 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:23:06,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:23:06,727 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:23:06,727 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:23:06,727 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:23:06,727 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:23:06,727 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:23:06,728 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 65b1f643bcee3322b8ab5a998e6338f6065aa9114a28902f0ff5431bd8cb45ea Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:23:07,031 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:23:07,051 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:23:07,053 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:23:07,054 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:23:07,054 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:23:07,055 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix042.oepc.i [2023-08-30 22:23:08,214 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:23:08,484 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:23:08,484 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix042.oepc.i [2023-08-30 22:23:08,497 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29f774f7b/920cdf4b6e154e578435e738ab13ca45/FLAG1f55655bf [2023-08-30 22:23:08,514 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29f774f7b/920cdf4b6e154e578435e738ab13ca45 [2023-08-30 22:23:08,516 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:23:08,516 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:23:08,518 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:23:08,519 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:23:08,521 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:23:08,522 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:23:08" (1/1) ... [2023-08-30 22:23:08,523 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@784a9454 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:08, skipping insertion in model container [2023-08-30 22:23:08,523 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:23:08" (1/1) ... [2023-08-30 22:23:08,529 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:23:08,570 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:23:08,681 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/mix042.oepc.i[945,958] [2023-08-30 22:23:08,824 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:23:08,833 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:23:08,842 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/mix042.oepc.i[945,958] [2023-08-30 22:23:08,878 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:23:08,947 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:23:08,949 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:23:08,955 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:23:08,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:08 WrapperNode [2023-08-30 22:23:08,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:23:08,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:23:08,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:23:08,968 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:23:08,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:08" (1/1) ... [2023-08-30 22:23:09,007 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:08" (1/1) ... [2023-08-30 22:23:09,043 INFO L138 Inliner]: procedures = 176, calls = 58, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 130 [2023-08-30 22:23:09,044 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:23:09,045 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:23:09,045 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:23:09,046 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:23:09,053 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:08" (1/1) ... [2023-08-30 22:23:09,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:08" (1/1) ... [2023-08-30 22:23:09,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:08" (1/1) ... [2023-08-30 22:23:09,072 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:08" (1/1) ... [2023-08-30 22:23:09,078 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:08" (1/1) ... [2023-08-30 22:23:09,086 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:08" (1/1) ... [2023-08-30 22:23:09,088 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:08" (1/1) ... [2023-08-30 22:23:09,098 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:08" (1/1) ... [2023-08-30 22:23:09,101 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:23:09,102 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:23:09,102 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:23:09,102 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:23:09,103 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:08" (1/1) ... [2023-08-30 22:23:09,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:23:09,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:23:09,137 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 22:23:09,157 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 22:23:09,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:23:09,170 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:23:09,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:23:09,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:23:09,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:23:09,172 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:23:09,172 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:23:09,172 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:23:09,172 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:23:09,173 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:23:09,173 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:23:09,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:23:09,173 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:23:09,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:23:09,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:23:09,175 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 22:23:09,336 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:23:09,338 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:23:09,672 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:23:09,818 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:23:09,818 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:23:09,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:23:09 BoogieIcfgContainer [2023-08-30 22:23:09,820 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:23:09,822 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:23:09,822 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:23:09,825 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:23:09,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:23:08" (1/3) ... [2023-08-30 22:23:09,826 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bb813c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:23:09, skipping insertion in model container [2023-08-30 22:23:09,826 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:08" (2/3) ... [2023-08-30 22:23:09,827 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bb813c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:23:09, skipping insertion in model container [2023-08-30 22:23:09,827 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:23:09" (3/3) ... [2023-08-30 22:23:09,828 INFO L112 eAbstractionObserver]: Analyzing ICFG mix042.oepc.i [2023-08-30 22:23:09,834 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:23:09,842 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:23:09,842 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:23:09,843 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:23:09,900 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:23:09,915 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 22:23:09,921 INFO L158 Benchmark]: Toolchain (without parser) took 1403.40ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 58.5MB in the beginning and 74.7MB in the end (delta: -16.2MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2023-08-30 22:23:09,922 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory was 38.6MB in the beginning and 38.6MB in the end (delta: 57.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:23:09,923 INFO L158 Benchmark]: CACSL2BoogieTranslator took 448.74ms. Allocated memory is still 81.8MB. Free memory was 58.3MB in the beginning and 56.7MB in the end (delta: 1.6MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2023-08-30 22:23:09,923 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.19ms. Allocated memory is still 81.8MB. Free memory was 56.7MB in the beginning and 54.3MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:23:09,924 INFO L158 Benchmark]: Boogie Preprocessor took 56.81ms. Allocated memory is still 81.8MB. Free memory was 54.3MB in the beginning and 52.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:23:09,925 INFO L158 Benchmark]: RCFGBuilder took 718.24ms. Allocated memory is still 81.8MB. Free memory was 52.5MB in the beginning and 42.0MB in the end (delta: 10.5MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2023-08-30 22:23:09,926 INFO L158 Benchmark]: TraceAbstraction took 97.30ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 41.6MB in the beginning and 74.7MB in the end (delta: -33.1MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2023-08-30 22:23:09,934 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 60.8MB. Free memory was 38.6MB in the beginning and 38.6MB in the end (delta: 57.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 448.74ms. Allocated memory is still 81.8MB. Free memory was 58.3MB in the beginning and 56.7MB in the end (delta: 1.6MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.19ms. Allocated memory is still 81.8MB. Free memory was 56.7MB in the beginning and 54.3MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 56.81ms. Allocated memory is still 81.8MB. Free memory was 54.3MB in the beginning and 52.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 718.24ms. Allocated memory is still 81.8MB. Free memory was 52.5MB in the beginning and 42.0MB in the end (delta: 10.5MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. * TraceAbstraction took 97.30ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 41.6MB in the beginning and 74.7MB in the end (delta: -33.1MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:23:09,954 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/mix042.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 65b1f643bcee3322b8ab5a998e6338f6065aa9114a28902f0ff5431bd8cb45ea --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 22:23:11,822 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:23:11,825 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:23:11,868 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:23:11,870 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:23:11,873 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:23:11,874 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:23:11,876 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:23:11,878 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:23:11,882 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:23:11,883 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:23:11,886 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:23:11,886 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:23:11,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:23:11,889 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:23:11,892 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:23:11,893 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:23:11,895 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:23:11,896 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:23:11,901 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:23:11,902 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:23:11,904 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:23:11,905 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:23:11,906 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:23:11,913 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:23:11,913 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:23:11,914 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:23:11,915 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:23:11,916 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:23:11,917 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:23:11,917 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:23:11,923 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:23:11,925 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:23:11,926 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:23:11,926 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:23:11,927 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:23:11,927 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:23:11,927 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:23:11,928 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:23:11,939 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:23:11,940 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:23:11,941 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:23:11,973 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:23:11,973 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:23:11,974 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:23:11,974 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:23:11,975 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:23:11,975 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:23:11,976 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:23:11,976 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:23:11,976 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:23:11,976 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:23:11,977 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:23:11,977 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:23:11,978 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:23:11,978 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:23:11,978 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:23:11,978 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:23:11,978 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:23:11,978 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:23:11,978 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:23:11,979 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:23:11,979 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:23:11,979 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:23:11,979 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:23:11,979 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:23:11,979 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:23:11,980 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:23:11,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:23:11,980 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:23:11,980 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:23:11,980 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:23:11,981 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:23:11,981 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:23:11,981 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:23:11,981 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:23:11,981 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:23:11,982 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:23:11,982 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:23:11,982 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:23:11,982 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 65b1f643bcee3322b8ab5a998e6338f6065aa9114a28902f0ff5431bd8cb45ea Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:23:12,283 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:23:12,301 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:23:12,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:23:12,307 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:23:12,307 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:23:12,308 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix042.oepc.i [2023-08-30 22:23:13,426 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:23:13,653 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:23:13,653 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix042.oepc.i [2023-08-30 22:23:13,665 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/faa4b3370/dc5c76e99e184ea4b57ff81f73b703ae/FLAG9f983b116 [2023-08-30 22:23:13,678 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/faa4b3370/dc5c76e99e184ea4b57ff81f73b703ae [2023-08-30 22:23:13,680 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:23:13,681 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:23:13,683 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:23:13,683 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:23:13,685 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:23:13,686 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:23:13" (1/1) ... [2023-08-30 22:23:13,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50d7f390 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:13, skipping insertion in model container [2023-08-30 22:23:13,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:23:13" (1/1) ... [2023-08-30 22:23:13,692 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:23:13,736 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:23:13,922 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/mix042.oepc.i[945,958] [2023-08-30 22:23:14,123 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:23:14,135 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:23:14,152 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/mix042.oepc.i[945,958] [2023-08-30 22:23:14,208 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:23:14,243 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:23:14,243 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:23:14,249 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:23:14,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:14 WrapperNode [2023-08-30 22:23:14,250 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:23:14,251 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:23:14,251 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:23:14,251 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:23:14,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:14" (1/1) ... [2023-08-30 22:23:14,301 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:14" (1/1) ... [2023-08-30 22:23:14,335 INFO L138 Inliner]: procedures = 179, calls = 58, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 131 [2023-08-30 22:23:14,339 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:23:14,340 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:23:14,341 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:23:14,341 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:23:14,348 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:14" (1/1) ... [2023-08-30 22:23:14,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:14" (1/1) ... [2023-08-30 22:23:14,359 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:14" (1/1) ... [2023-08-30 22:23:14,359 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:14" (1/1) ... [2023-08-30 22:23:14,371 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:14" (1/1) ... [2023-08-30 22:23:14,373 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:14" (1/1) ... [2023-08-30 22:23:14,383 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:14" (1/1) ... [2023-08-30 22:23:14,393 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:14" (1/1) ... [2023-08-30 22:23:14,396 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:23:14,399 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:23:14,400 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:23:14,401 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:23:14,401 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:14" (1/1) ... [2023-08-30 22:23:14,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:23:14,417 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:23:14,427 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 22:23:14,454 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 22:23:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:23:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:23:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:23:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:23:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:23:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:23:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:23:14,469 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:23:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:23:14,469 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:23:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:23:14,469 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:23:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:23:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:23:14,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:23:14,472 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 22:23:14,638 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:23:14,640 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:23:14,949 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:23:15,067 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:23:15,068 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:23:15,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:23:15 BoogieIcfgContainer [2023-08-30 22:23:15,071 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:23:15,072 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:23:15,072 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:23:15,076 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:23:15,076 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:23:13" (1/3) ... [2023-08-30 22:23:15,076 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7dd6b911 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:23:15, skipping insertion in model container [2023-08-30 22:23:15,077 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:23:14" (2/3) ... [2023-08-30 22:23:15,077 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7dd6b911 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:23:15, skipping insertion in model container [2023-08-30 22:23:15,077 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:23:15" (3/3) ... [2023-08-30 22:23:15,078 INFO L112 eAbstractionObserver]: Analyzing ICFG mix042.oepc.i [2023-08-30 22:23:15,085 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:23:15,094 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:23:15,094 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:23:15,095 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:23:15,157 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:23:15,163 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 22:23:15,168 INFO L158 Benchmark]: Toolchain (without parser) took 1485.23ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 37.2MB in the beginning and 59.1MB in the end (delta: -22.0MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. [2023-08-30 22:23:15,168 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 50.3MB. Free memory was 28.7MB in the beginning and 28.6MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:23:15,169 INFO L158 Benchmark]: CACSL2BoogieTranslator took 566.89ms. Allocated memory is still 67.1MB. Free memory was 37.0MB in the beginning and 31.9MB in the end (delta: 5.1MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2023-08-30 22:23:15,169 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.24ms. Allocated memory is still 67.1MB. Free memory was 31.7MB in the beginning and 44.9MB in the end (delta: -13.3MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. [2023-08-30 22:23:15,170 INFO L158 Benchmark]: Boogie Preprocessor took 58.67ms. Allocated memory is still 67.1MB. Free memory was 44.9MB in the beginning and 42.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:23:15,171 INFO L158 Benchmark]: RCFGBuilder took 671.18ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 42.8MB in the beginning and 38.1MB in the end (delta: 4.7MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2023-08-30 22:23:15,171 INFO L158 Benchmark]: TraceAbstraction took 93.66ms. Allocated memory is still 86.0MB. Free memory was 37.5MB in the beginning and 59.1MB in the end (delta: -21.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 22:23:15,179 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 50.3MB. Free memory was 28.7MB in the beginning and 28.6MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 566.89ms. Allocated memory is still 67.1MB. Free memory was 37.0MB in the beginning and 31.9MB in the end (delta: 5.1MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.24ms. Allocated memory is still 67.1MB. Free memory was 31.7MB in the beginning and 44.9MB in the end (delta: -13.3MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.67ms. Allocated memory is still 67.1MB. Free memory was 44.9MB in the beginning and 42.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 671.18ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 42.8MB in the beginning and 38.1MB in the end (delta: 4.7MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. * TraceAbstraction took 93.66ms. Allocated memory is still 86.0MB. Free memory was 37.5MB in the beginning and 59.1MB in the end (delta: -21.6MB). Peak memory consumption was 12.6MB. 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 22:23:15,201 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