./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe000_power.opt.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/safe000_power.opt.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 23eea01b75afdbb0ef381e4ddf0b030c295f59ec7a283af707e459bd9dd9c0c0 --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 01:53:50,101 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:53:50,104 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:53:50,142 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:53:50,154 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:53:50,157 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:53:50,159 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:53:50,162 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:53:50,164 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:53:50,168 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:53:50,169 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:53:50,172 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:53:50,172 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:53:50,174 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:53:50,176 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:53:50,179 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:53:50,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:53:50,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:53:50,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:53:50,186 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:53:50,190 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:53:50,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:53:50,192 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:53:50,193 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:53:50,198 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:53:50,199 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:53:50,199 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:53:50,200 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:53:50,201 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:53:50,202 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:53:50,202 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:53:50,203 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:53:50,205 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:53:50,205 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:53:50,206 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:53:50,206 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:53:50,207 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:53:50,207 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:53:50,207 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:53:50,208 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:53:50,208 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:53:50,210 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:53:50,240 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:53:50,241 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:53:50,242 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:53:50,242 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:53:50,243 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:53:50,243 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:53:50,243 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:53:50,244 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:53:50,244 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:53:50,244 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:53:50,245 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:53:50,245 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:53:50,245 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:53:50,245 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:53:50,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:53:50,246 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:53:50,246 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:53:50,246 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:53:50,246 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:53:50,246 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:53:50,247 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:53:50,247 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:53:50,247 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:53:50,247 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:53:50,247 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:53:50,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:53:50,248 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:53:50,248 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:53:50,248 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:53:50,248 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:53:50,248 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:53:50,249 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:53:50,249 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:53:50,249 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:53:50,249 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23eea01b75afdbb0ef381e4ddf0b030c295f59ec7a283af707e459bd9dd9c0c0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:53:50,558 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:53:50,575 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:53:50,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:53:50,579 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:53:50,579 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:53:50,581 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe000_power.opt.i [2023-08-30 01:53:51,850 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:53:52,111 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:53:52,112 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe000_power.opt.i [2023-08-30 01:53:52,127 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7701fdbdc/3988cec24753404cb739a3f98a40f4bf/FLAG5702e1b1c [2023-08-30 01:53:52,143 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7701fdbdc/3988cec24753404cb739a3f98a40f4bf [2023-08-30 01:53:52,145 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:53:52,147 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:53:52,148 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:53:52,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:53:52,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:53:52,153 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:53:52" (1/1) ... [2023-08-30 01:53:52,154 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26cbb5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:52, skipping insertion in model container [2023-08-30 01:53:52,154 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:53:52" (1/1) ... [2023-08-30 01:53:52,160 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:53:52,217 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:53:52,340 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/safe000_power.opt.i[951,964] [2023-08-30 01:53:52,547 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:53:52,561 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:53:52,575 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/safe000_power.opt.i[951,964] [2023-08-30 01:53:52,627 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:53:52,654 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:53:52,655 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:53:52,660 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:53:52,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:52 WrapperNode [2023-08-30 01:53:52,661 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:53:52,662 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:53:52,662 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:53:52,662 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:53:52,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:52" (1/1) ... [2023-08-30 01:53:52,684 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:52" (1/1) ... [2023-08-30 01:53:52,707 INFO L138 Inliner]: procedures = 176, calls = 73, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 181 [2023-08-30 01:53:52,707 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:53:52,708 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:53:52,708 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:53:52,708 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:53:52,716 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:52" (1/1) ... [2023-08-30 01:53:52,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:52" (1/1) ... [2023-08-30 01:53:52,721 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:52" (1/1) ... [2023-08-30 01:53:52,721 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:52" (1/1) ... [2023-08-30 01:53:52,733 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:52" (1/1) ... [2023-08-30 01:53:52,736 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:52" (1/1) ... [2023-08-30 01:53:52,739 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:52" (1/1) ... [2023-08-30 01:53:52,741 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:52" (1/1) ... [2023-08-30 01:53:52,745 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:53:52,746 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:53:52,746 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:53:52,746 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:53:52,747 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:52" (1/1) ... [2023-08-30 01:53:52,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:53:52,782 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:53:52,822 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 01:53:52,847 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 01:53:52,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 01:53:52,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:53:52,864 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:53:52,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:53:52,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:53:52,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:53:52,866 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:53:52,866 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:53:52,866 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:53:52,866 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:53:52,866 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:53:52,867 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:53:52,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:53:52,867 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:53:52,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:53:52,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:53:52,868 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 01:53:53,016 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:53:53,018 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:53:53,673 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:53:54,266 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:53:54,266 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:53:54,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:53:54 BoogieIcfgContainer [2023-08-30 01:53:54,272 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:53:54,274 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:53:54,274 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:53:54,277 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:53:54,277 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:53:52" (1/3) ... [2023-08-30 01:53:54,278 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55d45e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:53:54, skipping insertion in model container [2023-08-30 01:53:54,278 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:52" (2/3) ... [2023-08-30 01:53:54,278 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55d45e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:53:54, skipping insertion in model container [2023-08-30 01:53:54,278 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:53:54" (3/3) ... [2023-08-30 01:53:54,280 INFO L112 eAbstractionObserver]: Analyzing ICFG safe000_power.opt.i [2023-08-30 01:53:54,296 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:53:54,296 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 43 error locations. [2023-08-30 01:53:54,296 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:53:54,412 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:53:54,418 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 01:53:54,424 INFO L158 Benchmark]: Toolchain (without parser) took 2276.09ms. Allocated memory was 71.3MB in the beginning and 109.1MB in the end (delta: 37.7MB). Free memory was 47.3MB in the beginning and 42.6MB in the end (delta: 4.7MB). Peak memory consumption was 44.1MB. Max. memory is 16.1GB. [2023-08-30 01:53:54,424 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 71.3MB. Free memory is still 48.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:53:54,425 INFO L158 Benchmark]: CACSL2BoogieTranslator took 513.81ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 47.1MB in the beginning and 58.4MB in the end (delta: -11.3MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2023-08-30 01:53:54,426 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.08ms. Allocated memory is still 90.2MB. Free memory was 58.4MB in the beginning and 55.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:53:54,427 INFO L158 Benchmark]: Boogie Preprocessor took 37.61ms. Allocated memory is still 90.2MB. Free memory was 55.9MB in the beginning and 53.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:53:54,427 INFO L158 Benchmark]: RCFGBuilder took 1525.92ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 53.4MB in the beginning and 72.8MB in the end (delta: -19.5MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. [2023-08-30 01:53:54,428 INFO L158 Benchmark]: TraceAbstraction took 147.95ms. Allocated memory is still 109.1MB. Free memory was 72.0MB in the beginning and 42.6MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-08-30 01:53:54,436 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 71.3MB. Free memory is still 48.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 513.81ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 47.1MB in the beginning and 58.4MB in the end (delta: -11.3MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.08ms. Allocated memory is still 90.2MB. Free memory was 58.4MB in the beginning and 55.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.61ms. Allocated memory is still 90.2MB. Free memory was 55.9MB in the beginning and 53.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1525.92ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 53.4MB in the beginning and 72.8MB in the end (delta: -19.5MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. * TraceAbstraction took 147.95ms. Allocated memory is still 109.1MB. Free memory was 72.0MB in the beginning and 42.6MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:53:54,463 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/safe000_power.opt.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 23eea01b75afdbb0ef381e4ddf0b030c295f59ec7a283af707e459bd9dd9c0c0 --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 01:53:56,420 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:53:56,422 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:53:56,446 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:53:56,447 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:53:56,448 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:53:56,449 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:53:56,451 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:53:56,452 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:53:56,453 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:53:56,454 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:53:56,455 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:53:56,455 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:53:56,456 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:53:56,457 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:53:56,458 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:53:56,459 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:53:56,460 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:53:56,466 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:53:56,472 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:53:56,476 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:53:56,477 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:53:56,478 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:53:56,479 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:53:56,482 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:53:56,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:53:56,483 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:53:56,483 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:53:56,484 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:53:56,485 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:53:56,486 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:53:56,487 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:53:56,491 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:53:56,491 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:53:56,492 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:53:56,493 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:53:56,493 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:53:56,494 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:53:56,494 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:53:56,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:53:56,495 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:53:56,497 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:53:56,540 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:53:56,540 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:53:56,541 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:53:56,542 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:53:56,542 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:53:56,543 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:53:56,543 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:53:56,543 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:53:56,543 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:53:56,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:53:56,544 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:53:56,544 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:53:56,545 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:53:56,545 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:53:56,545 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:53:56,545 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:53:56,545 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:53:56,545 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:53:56,546 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:53:56,546 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:53:56,546 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:53:56,546 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:53:56,546 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:53:56,546 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:53:56,546 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:53:56,547 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:53:56,547 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:53:56,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:53:56,547 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:53:56,547 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:53:56,547 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:53:56,547 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:53:56,548 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:53:56,548 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:53:56,548 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:53:56,548 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:53:56,548 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:53:56,548 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23eea01b75afdbb0ef381e4ddf0b030c295f59ec7a283af707e459bd9dd9c0c0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:53:56,846 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:53:56,868 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:53:56,870 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:53:56,871 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:53:56,872 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:53:56,873 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe000_power.opt.i [2023-08-30 01:53:58,057 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:53:58,322 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:53:58,327 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe000_power.opt.i [2023-08-30 01:53:58,346 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cee2258b/4d0d9979ce5f4957ba8d49e7447c6edf/FLAGe87e1f955 [2023-08-30 01:53:58,366 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cee2258b/4d0d9979ce5f4957ba8d49e7447c6edf [2023-08-30 01:53:58,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:53:58,370 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:53:58,372 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:53:58,373 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:53:58,375 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:53:58,376 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:53:58" (1/1) ... [2023-08-30 01:53:58,379 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67d3c08e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:58, skipping insertion in model container [2023-08-30 01:53:58,379 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:53:58" (1/1) ... [2023-08-30 01:53:58,385 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:53:58,435 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:53:58,599 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/safe000_power.opt.i[951,964] [2023-08-30 01:53:58,774 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:53:58,788 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:53:58,798 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/safe000_power.opt.i[951,964] [2023-08-30 01:53:58,840 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:53:58,918 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:53:58,919 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:53:58,929 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:53:58,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:58 WrapperNode [2023-08-30 01:53:58,929 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:53:58,930 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:53:58,930 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:53:58,930 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:53:58,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:58" (1/1) ... [2023-08-30 01:53:58,967 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:58" (1/1) ... [2023-08-30 01:53:58,989 INFO L138 Inliner]: procedures = 180, calls = 73, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 182 [2023-08-30 01:53:58,990 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:53:58,990 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:53:58,991 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:53:58,991 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:53:58,999 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:58" (1/1) ... [2023-08-30 01:53:58,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:58" (1/1) ... [2023-08-30 01:53:59,003 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:58" (1/1) ... [2023-08-30 01:53:59,004 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:58" (1/1) ... [2023-08-30 01:53:59,015 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:58" (1/1) ... [2023-08-30 01:53:59,018 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:58" (1/1) ... [2023-08-30 01:53:59,021 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:58" (1/1) ... [2023-08-30 01:53:59,023 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:58" (1/1) ... [2023-08-30 01:53:59,028 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:53:59,029 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:53:59,029 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:53:59,029 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:53:59,030 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:58" (1/1) ... [2023-08-30 01:53:59,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:53:59,047 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:53:59,059 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 01:53:59,080 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 01:53:59,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 01:53:59,106 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:53:59,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:53:59,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:53:59,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:53:59,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:53:59,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:53:59,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 01:53:59,107 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:53:59,107 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:53:59,107 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:53:59,107 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:53:59,107 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:53:59,108 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:53:59,108 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:53:59,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:53:59,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:53:59,110 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 01:53:59,346 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:53:59,348 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:53:59,957 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:54:00,629 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:54:00,629 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:54:00,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:54:00 BoogieIcfgContainer [2023-08-30 01:54:00,632 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:54:00,633 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:54:00,633 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:54:00,636 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:54:00,636 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:53:58" (1/3) ... [2023-08-30 01:54:00,637 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69c66a44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:54:00, skipping insertion in model container [2023-08-30 01:54:00,637 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:58" (2/3) ... [2023-08-30 01:54:00,637 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69c66a44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:54:00, skipping insertion in model container [2023-08-30 01:54:00,637 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:54:00" (3/3) ... [2023-08-30 01:54:00,638 INFO L112 eAbstractionObserver]: Analyzing ICFG safe000_power.opt.i [2023-08-30 01:54:00,654 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:54:00,655 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 43 error locations. [2023-08-30 01:54:00,655 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:54:00,815 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:54:00,821 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 01:54:00,824 INFO L158 Benchmark]: Toolchain (without parser) took 2453.90ms. Allocated memory was 81.8MB in the beginning and 140.5MB in the end (delta: 58.7MB). Free memory was 58.1MB in the beginning and 77.2MB in the end (delta: -19.1MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. [2023-08-30 01:54:00,825 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 56.6MB. Free memory is still 35.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:54:00,825 INFO L158 Benchmark]: CACSL2BoogieTranslator took 557.16ms. Allocated memory is still 81.8MB. Free memory was 57.9MB in the beginning and 54.4MB in the end (delta: 3.4MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2023-08-30 01:54:00,826 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.75ms. Allocated memory is still 81.8MB. Free memory was 54.4MB in the beginning and 51.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:54:00,826 INFO L158 Benchmark]: Boogie Preprocessor took 37.75ms. Allocated memory is still 81.8MB. Free memory was 51.7MB in the beginning and 48.9MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 01:54:00,827 INFO L158 Benchmark]: RCFGBuilder took 1602.70ms. Allocated memory was 81.8MB in the beginning and 140.5MB in the end (delta: 58.7MB). Free memory was 48.9MB in the beginning and 66.6MB in the end (delta: -17.7MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2023-08-30 01:54:00,827 INFO L158 Benchmark]: TraceAbstraction took 189.47ms. Allocated memory is still 140.5MB. Free memory was 65.6MB in the beginning and 77.2MB in the end (delta: -11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 01:54:00,830 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 56.6MB. Free memory is still 35.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 557.16ms. Allocated memory is still 81.8MB. Free memory was 57.9MB in the beginning and 54.4MB in the end (delta: 3.4MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.75ms. Allocated memory is still 81.8MB. Free memory was 54.4MB in the beginning and 51.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.75ms. Allocated memory is still 81.8MB. Free memory was 51.7MB in the beginning and 48.9MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1602.70ms. Allocated memory was 81.8MB in the beginning and 140.5MB in the end (delta: 58.7MB). Free memory was 48.9MB in the beginning and 66.6MB in the end (delta: -17.7MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. * TraceAbstraction took 189.47ms. Allocated memory is still 140.5MB. Free memory was 65.6MB in the beginning and 77.2MB in the end (delta: -11.7MB). 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 01:54:00,848 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