./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix046.oepc.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix046.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0c2da3652c054af11b47a99e37d3ddb516e4f65f65f3696b960347af3ebf57e8 --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 01:52:32,174 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:52:32,175 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:52:32,196 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:52:32,197 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:52:32,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:52:32,199 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:52:32,200 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:52:32,201 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:52:32,216 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:52:32,217 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:52:32,218 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:52:32,218 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:52:32,219 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:52:32,219 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:52:32,220 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:52:32,221 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:52:32,221 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:52:32,222 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:52:32,223 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:52:32,227 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:52:32,229 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:52:32,232 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:52:32,234 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:52:32,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:52:32,237 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:52:32,237 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:52:32,238 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:52:32,238 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:52:32,242 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:52:32,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:52:32,247 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:52:32,247 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:52:32,249 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:52:32,250 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:52:32,251 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:52:32,252 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:52:32,252 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:52:32,253 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:52:32,253 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:52:32,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:52:32,255 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:52:32,283 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:52:32,284 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:52:32,285 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:52:32,285 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:52:32,286 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:52:32,286 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:52:32,287 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:52:32,287 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:52:32,287 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:52:32,287 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:52:32,288 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:52:32,288 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:52:32,288 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:52:32,288 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:52:32,289 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:52:32,289 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:52:32,289 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:52:32,289 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:52:32,289 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:52:32,289 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:52:32,289 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:52:32,290 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:52:32,290 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:52:32,290 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:52:32,290 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:52:32,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:52:32,290 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:52:32,291 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:52:32,291 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:52:32,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:52:32,291 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:52:32,291 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:52:32,291 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:52:32,291 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:52:32,292 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c2da3652c054af11b47a99e37d3ddb516e4f65f65f3696b960347af3ebf57e8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:52:32,651 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:52:32,674 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:52:32,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:52:32,676 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:52:32,677 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:52:32,678 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix046.oepc.i [2023-08-30 01:52:33,908 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:52:34,065 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:52:34,066 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix046.oepc.i [2023-08-30 01:52:34,122 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d45909785/71041be24b404f44a5d016805950864d/FLAG2db070f2a [2023-08-30 01:52:34,137 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d45909785/71041be24b404f44a5d016805950864d [2023-08-30 01:52:34,138 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:52:34,140 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:52:34,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:52:34,142 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:52:34,144 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:52:34,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:52:34" (1/1) ... [2023-08-30 01:52:34,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58830c47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:34, skipping insertion in model container [2023-08-30 01:52:34,146 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:52:34" (1/1) ... [2023-08-30 01:52:34,151 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:52:34,191 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:52:34,325 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/mix046.oepc.i[945,958] [2023-08-30 01:52:34,469 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:52:34,477 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:52:34,484 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/mix046.oepc.i[945,958] [2023-08-30 01:52:34,525 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:52:34,554 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:52:34,555 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:52:34,559 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:52:34,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:34 WrapperNode [2023-08-30 01:52:34,560 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:52:34,561 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:52:34,561 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:52:34,562 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:52:34,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:34" (1/1) ... [2023-08-30 01:52:34,594 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:34" (1/1) ... [2023-08-30 01:52:34,623 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 145 [2023-08-30 01:52:34,623 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:52:34,624 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:52:34,625 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:52:34,625 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:52:34,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:34" (1/1) ... [2023-08-30 01:52:34,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:34" (1/1) ... [2023-08-30 01:52:34,649 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:34" (1/1) ... [2023-08-30 01:52:34,649 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:34" (1/1) ... [2023-08-30 01:52:34,659 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:34" (1/1) ... [2023-08-30 01:52:34,668 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:34" (1/1) ... [2023-08-30 01:52:34,670 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:34" (1/1) ... [2023-08-30 01:52:34,671 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:34" (1/1) ... [2023-08-30 01:52:34,673 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:52:34,674 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:52:34,678 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:52:34,678 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:52:34,679 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:34" (1/1) ... [2023-08-30 01:52:34,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:52:34,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:52:34,727 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 01:52:34,730 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 01:52:34,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:52:34,756 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:52:34,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:52:34,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:52:34,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:52:34,759 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:52:34,759 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:52:34,759 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:52:34,760 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:52:34,760 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:52:34,760 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:52:34,760 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 01:52:34,760 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 01:52:34,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:52:34,760 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:52:34,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:52:34,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:52:34,767 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 01:52:34,919 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:52:34,921 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:52:35,281 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:52:35,402 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:52:35,403 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:52:35,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:52:35 BoogieIcfgContainer [2023-08-30 01:52:35,405 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:52:35,407 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:52:35,407 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:52:35,409 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:52:35,409 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:52:34" (1/3) ... [2023-08-30 01:52:35,410 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a131500 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:52:35, skipping insertion in model container [2023-08-30 01:52:35,410 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:34" (2/3) ... [2023-08-30 01:52:35,410 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a131500 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:52:35, skipping insertion in model container [2023-08-30 01:52:35,410 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:52:35" (3/3) ... [2023-08-30 01:52:35,411 INFO L112 eAbstractionObserver]: Analyzing ICFG mix046.oepc.i [2023-08-30 01:52:35,422 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:52:35,422 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2023-08-30 01:52:35,422 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:52:35,471 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:52:35,475 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 01:52:35,480 INFO L158 Benchmark]: Toolchain (without parser) took 1339.37ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 44.2MB in the beginning and 41.5MB in the end (delta: 2.7MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2023-08-30 01:52:35,480 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 52.4MB. Free memory is still 30.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:52:35,481 INFO L158 Benchmark]: CACSL2BoogieTranslator took 418.86ms. Allocated memory is still 71.3MB. Free memory was 44.0MB in the beginning and 39.1MB in the end (delta: 4.9MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2023-08-30 01:52:35,481 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.42ms. Allocated memory is still 71.3MB. Free memory was 39.1MB in the beginning and 36.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:52:35,482 INFO L158 Benchmark]: Boogie Preprocessor took 48.83ms. Allocated memory is still 71.3MB. Free memory was 36.4MB in the beginning and 34.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:52:35,483 INFO L158 Benchmark]: RCFGBuilder took 731.11ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 34.3MB in the beginning and 53.7MB in the end (delta: -19.4MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2023-08-30 01:52:35,483 INFO L158 Benchmark]: TraceAbstraction took 71.67ms. Allocated memory is still 88.1MB. Free memory was 52.5MB in the beginning and 41.5MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 01:52:35,489 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 52.4MB. Free memory is still 30.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 418.86ms. Allocated memory is still 71.3MB. Free memory was 44.0MB in the beginning and 39.1MB in the end (delta: 4.9MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.42ms. Allocated memory is still 71.3MB. Free memory was 39.1MB in the beginning and 36.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.83ms. Allocated memory is still 71.3MB. Free memory was 36.4MB in the beginning and 34.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 731.11ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 34.3MB in the beginning and 53.7MB in the end (delta: -19.4MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. * TraceAbstraction took 71.67ms. Allocated memory is still 88.1MB. Free memory was 52.5MB in the beginning and 41.5MB in the end (delta: 11.0MB). 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 01:52:35,511 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix046.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0c2da3652c054af11b47a99e37d3ddb516e4f65f65f3696b960347af3ebf57e8 --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 01:52:37,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:52:37,419 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:52:37,457 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:52:37,464 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:52:37,465 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:52:37,466 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:52:37,467 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:52:37,468 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:52:37,481 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:52:37,482 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:52:37,483 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:52:37,483 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:52:37,484 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:52:37,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:52:37,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:52:37,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:52:37,486 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:52:37,488 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:52:37,489 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:52:37,490 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:52:37,491 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:52:37,492 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:52:37,492 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:52:37,495 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:52:37,495 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:52:37,495 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:52:37,496 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:52:37,496 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:52:37,497 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:52:37,497 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:52:37,498 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:52:37,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:52:37,499 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:52:37,500 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:52:37,500 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:52:37,500 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:52:37,501 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:52:37,501 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:52:37,501 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:52:37,502 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:52:37,503 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:52:37,531 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:52:37,532 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:52:37,533 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:52:37,533 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:52:37,534 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:52:37,534 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:52:37,535 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:52:37,535 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:52:37,535 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:52:37,536 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:52:37,536 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:52:37,536 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:52:37,537 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:52:37,537 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:52:37,537 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:52:37,537 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:52:37,537 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:52:37,537 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:52:37,537 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:52:37,538 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:52:37,538 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:52:37,538 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:52:37,538 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:52:37,538 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:52:37,538 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:52:37,538 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:52:37,539 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:52:37,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:52:37,539 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:52:37,539 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:52:37,539 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:52:37,539 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:52:37,540 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:52:37,540 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:52:37,540 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:52:37,540 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:52:37,540 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:52:37,540 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c2da3652c054af11b47a99e37d3ddb516e4f65f65f3696b960347af3ebf57e8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:52:37,915 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:52:37,941 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:52:37,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:52:37,944 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:52:37,945 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:52:37,946 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix046.oepc.i [2023-08-30 01:52:38,944 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:52:39,229 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:52:39,230 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix046.oepc.i [2023-08-30 01:52:39,257 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a715c46e/d2c5332c2f504629a051d82ab7326cfb/FLAG7930dcb7f [2023-08-30 01:52:39,275 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a715c46e/d2c5332c2f504629a051d82ab7326cfb [2023-08-30 01:52:39,277 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:52:39,278 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:52:39,279 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:52:39,279 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:52:39,281 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:52:39,281 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:52:39" (1/1) ... [2023-08-30 01:52:39,284 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d511ab5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:39, skipping insertion in model container [2023-08-30 01:52:39,284 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:52:39" (1/1) ... [2023-08-30 01:52:39,289 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:52:39,331 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:52:39,457 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/mix046.oepc.i[945,958] [2023-08-30 01:52:39,630 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:52:39,646 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:52:39,654 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/mix046.oepc.i[945,958] [2023-08-30 01:52:39,696 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:52:39,728 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:52:39,728 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:52:39,732 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:52:39,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:39 WrapperNode [2023-08-30 01:52:39,733 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:52:39,734 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:52:39,734 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:52:39,734 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:52:39,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:39" (1/1) ... [2023-08-30 01:52:39,765 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:39" (1/1) ... [2023-08-30 01:52:39,786 INFO L138 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 146 [2023-08-30 01:52:39,787 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:52:39,788 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:52:39,788 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:52:39,788 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:52:39,793 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:39" (1/1) ... [2023-08-30 01:52:39,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:39" (1/1) ... [2023-08-30 01:52:39,804 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:39" (1/1) ... [2023-08-30 01:52:39,805 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:39" (1/1) ... [2023-08-30 01:52:39,815 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:39" (1/1) ... [2023-08-30 01:52:39,825 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:39" (1/1) ... [2023-08-30 01:52:39,826 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:39" (1/1) ... [2023-08-30 01:52:39,831 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:39" (1/1) ... [2023-08-30 01:52:39,834 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:52:39,835 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:52:39,836 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:52:39,836 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:52:39,836 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:39" (1/1) ... [2023-08-30 01:52:39,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:52:39,847 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:52:39,855 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 01:52:39,896 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 01:52:39,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:52:39,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:52:39,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:52:39,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:52:39,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:52:39,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:52:39,909 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:52:39,909 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:52:39,909 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:52:39,909 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:52:39,909 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:52:39,909 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:52:39,909 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 01:52:39,910 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 01:52:39,910 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:52:39,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:52:39,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:52:39,911 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 01:52:40,074 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:52:40,075 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:52:40,324 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:52:40,411 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:52:40,411 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:52:40,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:52:40 BoogieIcfgContainer [2023-08-30 01:52:40,413 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:52:40,415 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:52:40,415 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:52:40,417 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:52:40,418 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:52:39" (1/3) ... [2023-08-30 01:52:40,418 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@573b42f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:52:40, skipping insertion in model container [2023-08-30 01:52:40,418 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:39" (2/3) ... [2023-08-30 01:52:40,419 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@573b42f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:52:40, skipping insertion in model container [2023-08-30 01:52:40,419 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:52:40" (3/3) ... [2023-08-30 01:52:40,420 INFO L112 eAbstractionObserver]: Analyzing ICFG mix046.oepc.i [2023-08-30 01:52:40,433 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:52:40,434 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2023-08-30 01:52:40,434 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:52:40,503 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:52:40,508 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 01:52:40,512 INFO L158 Benchmark]: Toolchain (without parser) took 1233.64ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 46.8MB in the beginning and 56.9MB in the end (delta: -10.2MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2023-08-30 01:52:40,512 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 52.4MB. Free memory was 30.6MB 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 01:52:40,513 INFO L158 Benchmark]: CACSL2BoogieTranslator took 454.57ms. Allocated memory is still 71.3MB. Free memory was 46.4MB in the beginning and 38.7MB in the end (delta: 7.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 01:52:40,513 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.97ms. Allocated memory is still 71.3MB. Free memory was 38.7MB in the beginning and 36.0MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 01:52:40,514 INFO L158 Benchmark]: Boogie Preprocessor took 47.48ms. Allocated memory is still 71.3MB. Free memory was 36.0MB in the beginning and 33.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:52:40,515 INFO L158 Benchmark]: RCFGBuilder took 577.83ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 33.6MB in the beginning and 46.2MB in the end (delta: -12.6MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2023-08-30 01:52:40,515 INFO L158 Benchmark]: TraceAbstraction took 96.03ms. Allocated memory is still 88.1MB. Free memory was 45.3MB in the beginning and 56.9MB in the end (delta: -11.6MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2023-08-30 01:52:40,521 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 52.4MB. Free memory was 30.6MB in the beginning and 30.6MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 454.57ms. Allocated memory is still 71.3MB. Free memory was 46.4MB in the beginning and 38.7MB in the end (delta: 7.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.97ms. Allocated memory is still 71.3MB. Free memory was 38.7MB in the beginning and 36.0MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.48ms. Allocated memory is still 71.3MB. Free memory was 36.0MB in the beginning and 33.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 577.83ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 33.6MB in the beginning and 46.2MB in the end (delta: -12.6MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * TraceAbstraction took 96.03ms. Allocated memory is still 88.1MB. Free memory was 45.3MB in the beginning and 56.9MB in the end (delta: -11.6MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:52:40,539 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE