./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe018_power.opt.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe018_power.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 81ed16bb51b8da596bb3c9a2024b72d3baf359b31125524126025207d822fe2c --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 22:26:13,291 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:26:13,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:26:13,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:26:13,342 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:26:13,345 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:26:13,346 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:26:13,350 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:26:13,351 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:26:13,355 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:26:13,356 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:26:13,359 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:26:13,359 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:26:13,361 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:26:13,362 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:26:13,367 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:26:13,367 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:26:13,369 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:26:13,370 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:26:13,371 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:26:13,372 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:26:13,373 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:26:13,381 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:26:13,382 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:26:13,384 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:26:13,388 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:26:13,388 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:26:13,389 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:26:13,390 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:26:13,391 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:26:13,391 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:26:13,396 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:26:13,397 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:26:13,398 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:26:13,399 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:26:13,399 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:26:13,400 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:26:13,400 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:26:13,401 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:26:13,401 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:26:13,402 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:26:13,403 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:26:13,427 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:26:13,427 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:26:13,428 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:26:13,428 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:26:13,429 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:26:13,429 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:26:13,430 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:26:13,430 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:26:13,430 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:26:13,430 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:26:13,431 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:26:13,431 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:26:13,431 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:26:13,431 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:26:13,432 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:26:13,432 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:26:13,432 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:26:13,432 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:26:13,432 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:26:13,433 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:26:13,433 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:26:13,433 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:26:13,433 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:26:13,433 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:26:13,434 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:26:13,434 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:26:13,434 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:26:13,434 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:26:13,434 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:26:13,435 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:26:13,435 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:26:13,435 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:26:13,435 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:26:13,435 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:26:13,436 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:26:13,436 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81ed16bb51b8da596bb3c9a2024b72d3baf359b31125524126025207d822fe2c Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:26:13,725 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:26:13,740 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:26:13,742 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:26:13,743 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:26:13,743 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:26:13,744 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe018_power.opt.i [2023-08-30 22:26:14,962 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:26:15,254 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:26:15,254 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_power.opt.i [2023-08-30 22:26:15,268 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0298193a1/aa10f277a59246e2bdec8016dfe08ed4/FLAG6e9c0d8ba [2023-08-30 22:26:15,282 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0298193a1/aa10f277a59246e2bdec8016dfe08ed4 [2023-08-30 22:26:15,284 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:26:15,286 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:26:15,287 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:26:15,287 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:26:15,290 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:26:15,290 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:26:15" (1/1) ... [2023-08-30 22:26:15,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46902c15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:15, skipping insertion in model container [2023-08-30 22:26:15,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:26:15" (1/1) ... [2023-08-30 22:26:15,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:26:15,332 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:26:15,471 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/safe018_power.opt.i[994,1007] [2023-08-30 22:26:15,701 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:26:15,711 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:26:15,724 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/safe018_power.opt.i[994,1007] [2023-08-30 22:26:15,789 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:26:15,832 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:26:15,833 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:26:15,838 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:26:15,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:15 WrapperNode [2023-08-30 22:26:15,839 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:26:15,840 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:26:15,840 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:26:15,841 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:26:15,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:15" (1/1) ... [2023-08-30 22:26:15,877 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:15" (1/1) ... [2023-08-30 22:26:15,915 INFO L138 Inliner]: procedures = 176, calls = 75, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 178 [2023-08-30 22:26:15,916 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:26:15,917 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:26:15,918 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:26:15,918 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:26:15,925 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:15" (1/1) ... [2023-08-30 22:26:15,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:15" (1/1) ... [2023-08-30 22:26:15,940 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:15" (1/1) ... [2023-08-30 22:26:15,941 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:15" (1/1) ... [2023-08-30 22:26:15,952 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:15" (1/1) ... [2023-08-30 22:26:15,968 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:15" (1/1) ... [2023-08-30 22:26:15,970 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:15" (1/1) ... [2023-08-30 22:26:15,977 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:15" (1/1) ... [2023-08-30 22:26:15,980 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:26:15,982 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:26:15,983 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:26:15,983 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:26:15,984 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:15" (1/1) ... [2023-08-30 22:26:15,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:26:16,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:26:16,022 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 22:26:16,030 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 22:26:16,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 22:26:16,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:26:16,054 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:26:16,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:26:16,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:26:16,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:26:16,059 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:26:16,059 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:26:16,059 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:26:16,060 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:26:16,060 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:26:16,060 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:26:16,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:26:16,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:26:16,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:26:16,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:26:16,062 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 22:26:16,268 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:26:16,275 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:26:16,729 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:26:17,033 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:26:17,033 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:26:17,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:26:17 BoogieIcfgContainer [2023-08-30 22:26:17,035 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:26:17,039 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:26:17,039 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:26:17,042 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:26:17,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:26:15" (1/3) ... [2023-08-30 22:26:17,043 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cecf50b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:26:17, skipping insertion in model container [2023-08-30 22:26:17,043 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:15" (2/3) ... [2023-08-30 22:26:17,043 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cecf50b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:26:17, skipping insertion in model container [2023-08-30 22:26:17,043 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:26:17" (3/3) ... [2023-08-30 22:26:17,045 INFO L112 eAbstractionObserver]: Analyzing ICFG safe018_power.opt.i [2023-08-30 22:26:17,052 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:26:17,060 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:26:17,061 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:26:17,061 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:26:17,141 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:26:17,147 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 22:26:17,152 INFO L158 Benchmark]: Toolchain (without parser) took 1865.36ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 49.0MB in the beginning and 50.2MB in the end (delta: -1.2MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2023-08-30 22:26:17,152 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 60.8MB. Free memory is still 38.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:26:17,153 INFO L158 Benchmark]: CACSL2BoogieTranslator took 552.50ms. Allocated memory is still 73.4MB. Free memory was 48.8MB in the beginning and 40.6MB in the end (delta: 8.2MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2023-08-30 22:26:17,154 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.98ms. Allocated memory is still 73.4MB. Free memory was 40.6MB in the beginning and 37.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:26:17,155 INFO L158 Benchmark]: Boogie Preprocessor took 64.45ms. Allocated memory is still 73.4MB. Free memory was 37.7MB in the beginning and 35.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:26:17,156 INFO L158 Benchmark]: RCFGBuilder took 1053.25ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 35.3MB in the beginning and 35.1MB in the end (delta: 113.1kB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2023-08-30 22:26:17,156 INFO L158 Benchmark]: TraceAbstraction took 111.65ms. Allocated memory is still 88.1MB. Free memory was 34.2MB in the beginning and 50.2MB in the end (delta: -16.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 22:26:17,161 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 60.8MB. Free memory is still 38.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 552.50ms. Allocated memory is still 73.4MB. Free memory was 48.8MB in the beginning and 40.6MB in the end (delta: 8.2MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.98ms. Allocated memory is still 73.4MB. Free memory was 40.6MB in the beginning and 37.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.45ms. Allocated memory is still 73.4MB. Free memory was 37.7MB in the beginning and 35.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1053.25ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 35.3MB in the beginning and 35.1MB in the end (delta: 113.1kB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * TraceAbstraction took 111.65ms. Allocated memory is still 88.1MB. Free memory was 34.2MB in the beginning and 50.2MB in the end (delta: -16.0MB). Peak memory consumption was 4.2MB. 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 22:26:17,178 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe018_power.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 81ed16bb51b8da596bb3c9a2024b72d3baf359b31125524126025207d822fe2c --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 22:26:19,043 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:26:19,046 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:26:19,087 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:26:19,087 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:26:19,090 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:26:19,092 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:26:19,095 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:26:19,097 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:26:19,101 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:26:19,102 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:26:19,104 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:26:19,105 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:26:19,106 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:26:19,107 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:26:19,112 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:26:19,113 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:26:19,115 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:26:19,116 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:26:19,121 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:26:19,130 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:26:19,131 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:26:19,132 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:26:19,133 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:26:19,139 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:26:19,139 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:26:19,140 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:26:19,142 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:26:19,142 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:26:19,143 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:26:19,143 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:26:19,145 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:26:19,146 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:26:19,147 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:26:19,148 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:26:19,148 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:26:19,149 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:26:19,149 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:26:19,149 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:26:19,150 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:26:19,150 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:26:19,152 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:26:19,182 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:26:19,182 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:26:19,183 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:26:19,184 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:26:19,184 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:26:19,185 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:26:19,185 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:26:19,185 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:26:19,186 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:26:19,186 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:26:19,186 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:26:19,187 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:26:19,187 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:26:19,187 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:26:19,187 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:26:19,187 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:26:19,188 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:26:19,188 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:26:19,188 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:26:19,188 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:26:19,188 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:26:19,189 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:26:19,189 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:26:19,189 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:26:19,189 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:26:19,189 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:26:19,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:26:19,190 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:26:19,190 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:26:19,190 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:26:19,190 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:26:19,191 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:26:19,191 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:26:19,191 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:26:19,191 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:26:19,191 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:26:19,192 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:26:19,192 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:26:19,192 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81ed16bb51b8da596bb3c9a2024b72d3baf359b31125524126025207d822fe2c Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:26:19,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:26:19,516 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:26:19,518 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:26:19,518 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:26:19,518 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:26:19,519 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe018_power.opt.i [2023-08-30 22:26:20,680 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:26:20,943 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:26:20,944 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_power.opt.i [2023-08-30 22:26:20,965 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e5bf8c69/b2995441b4e74ecca63a786b99eef289/FLAGb98beafe4 [2023-08-30 22:26:20,987 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e5bf8c69/b2995441b4e74ecca63a786b99eef289 [2023-08-30 22:26:20,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:26:20,994 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:26:20,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:26:20,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:26:21,000 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:26:21,002 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:26:20" (1/1) ... [2023-08-30 22:26:21,003 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f8e36a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:21, skipping insertion in model container [2023-08-30 22:26:21,003 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:26:20" (1/1) ... [2023-08-30 22:26:21,009 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:26:21,065 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:26:21,234 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/safe018_power.opt.i[994,1007] [2023-08-30 22:26:21,460 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:26:21,475 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:26:21,492 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/safe018_power.opt.i[994,1007] [2023-08-30 22:26:21,566 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:26:21,614 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:26:21,614 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:26:21,619 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:26:21,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:21 WrapperNode [2023-08-30 22:26:21,620 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:26:21,621 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:26:21,621 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:26:21,622 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:26:21,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:21" (1/1) ... [2023-08-30 22:26:21,665 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:21" (1/1) ... [2023-08-30 22:26:21,685 INFO L138 Inliner]: procedures = 180, calls = 75, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 179 [2023-08-30 22:26:21,686 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:26:21,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:26:21,687 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:26:21,687 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:26:21,694 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:21" (1/1) ... [2023-08-30 22:26:21,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:21" (1/1) ... [2023-08-30 22:26:21,698 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:21" (1/1) ... [2023-08-30 22:26:21,698 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:21" (1/1) ... [2023-08-30 22:26:21,710 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:21" (1/1) ... [2023-08-30 22:26:21,712 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:21" (1/1) ... [2023-08-30 22:26:21,716 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:21" (1/1) ... [2023-08-30 22:26:21,718 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:21" (1/1) ... [2023-08-30 22:26:21,722 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:26:21,723 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:26:21,723 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:26:21,723 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:26:21,724 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:21" (1/1) ... [2023-08-30 22:26:21,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:26:21,747 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:26:21,762 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 22:26:21,770 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 22:26:21,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 22:26:21,794 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:26:21,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:26:21,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:26:21,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:26:21,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:26:21,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:26:21,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 22:26:21,795 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:26:21,795 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:26:21,795 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:26:21,795 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:26:21,795 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:26:21,795 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:26:21,796 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:26:21,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:26:21,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:26:21,797 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 22:26:21,966 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:26:21,968 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:26:22,438 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:26:22,733 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:26:22,733 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:26:22,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:26:22 BoogieIcfgContainer [2023-08-30 22:26:22,735 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:26:22,737 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:26:22,737 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:26:22,740 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:26:22,740 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:26:20" (1/3) ... [2023-08-30 22:26:22,741 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@278ff27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:26:22, skipping insertion in model container [2023-08-30 22:26:22,741 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:21" (2/3) ... [2023-08-30 22:26:22,742 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@278ff27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:26:22, skipping insertion in model container [2023-08-30 22:26:22,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:26:22" (3/3) ... [2023-08-30 22:26:22,744 INFO L112 eAbstractionObserver]: Analyzing ICFG safe018_power.opt.i [2023-08-30 22:26:22,751 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:26:22,758 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:26:22,759 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:26:22,759 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:26:22,849 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:26:22,855 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 22:26:22,860 INFO L158 Benchmark]: Toolchain (without parser) took 1865.57ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 57.1MB in the beginning and 63.2MB in the end (delta: -6.1MB). Peak memory consumption was 41.8MB. Max. memory is 16.1GB. [2023-08-30 22:26:22,861 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 60.8MB. Free memory is still 38.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:26:22,861 INFO L158 Benchmark]: CACSL2BoogieTranslator took 623.99ms. Allocated memory is still 81.8MB. Free memory was 56.9MB in the beginning and 49.8MB in the end (delta: 7.0MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2023-08-30 22:26:22,862 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.71ms. Allocated memory is still 81.8MB. Free memory was 49.8MB in the beginning and 47.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:26:22,863 INFO L158 Benchmark]: Boogie Preprocessor took 35.88ms. Allocated memory is still 81.8MB. Free memory was 47.0MB in the beginning and 44.0MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 22:26:22,864 INFO L158 Benchmark]: RCFGBuilder took 1012.34ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 44.0MB in the beginning and 44.4MB in the end (delta: -410.9kB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2023-08-30 22:26:22,864 INFO L158 Benchmark]: TraceAbstraction took 121.42ms. Allocated memory is still 98.6MB. Free memory was 43.7MB in the beginning and 63.2MB in the end (delta: -19.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 22:26:22,872 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 60.8MB. Free memory is still 38.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 623.99ms. Allocated memory is still 81.8MB. Free memory was 56.9MB in the beginning and 49.8MB in the end (delta: 7.0MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.71ms. Allocated memory is still 81.8MB. Free memory was 49.8MB in the beginning and 47.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.88ms. Allocated memory is still 81.8MB. Free memory was 47.0MB in the beginning and 44.0MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1012.34ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 44.0MB in the beginning and 44.4MB in the end (delta: -410.9kB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. * TraceAbstraction took 121.42ms. Allocated memory is still 98.6MB. Free memory was 43.7MB in the beginning and 63.2MB in the end (delta: -19.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:26:22,901 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