./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc_pso.opt_tso.oepc_tso.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_pso.oepc_pso.opt_tso.oepc_tso.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 e136f4ab00a1c93eb400bb9f2a21b2887cfec20e18dff1c5960bc25f16f1bcad --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 22:26:13,319 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:26:13,320 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:26:13,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:26:13,347 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:26:13,348 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:26:13,349 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:26:13,351 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:26:13,353 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:26:13,354 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:26:13,355 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:26:13,356 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:26:13,356 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:26:13,357 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:26:13,358 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:26:13,359 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:26:13,360 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:26:13,361 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:26:13,362 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:26:13,364 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:26:13,365 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:26:13,367 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:26:13,368 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:26:13,368 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:26:13,372 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:26:13,372 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:26:13,373 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:26:13,373 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:26:13,374 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:26:13,375 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:26:13,375 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:26:13,376 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:26:13,377 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:26:13,377 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:26:13,378 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:26:13,379 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:26:13,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:26:13,380 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:26:13,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:26:13,381 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:26:13,381 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:26:13,382 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:26:13,422 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:26:13,425 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:26:13,426 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:26:13,426 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:26:13,427 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:26:13,428 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:26:13,428 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:26:13,428 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:26:13,429 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:26:13,429 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:26:13,430 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:26:13,430 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:26:13,430 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:26:13,430 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:26:13,430 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:26:13,431 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:26:13,431 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:26:13,431 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:26:13,431 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:26:13,431 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:26:13,432 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:26:13,432 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:26:13,432 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:26:13,432 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:26:13,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:26:13,433 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:26:13,433 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:26:13,433 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:26:13,433 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:26:13,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:26:13,434 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:26:13,434 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:26:13,434 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:26:13,434 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:26:13,435 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:26:13,435 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e136f4ab00a1c93eb400bb9f2a21b2887cfec20e18dff1c5960bc25f16f1bcad Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:26:13,723 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:26:13,742 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:26:13,744 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:26:13,744 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:26:13,745 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:26:13,746 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-30 22:26:14,945 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:26:15,181 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:26:15,181 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-30 22:26:15,193 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a78e4f73/e7f35ebf636749cab4f8fabdabdac27f/FLAGa7610f135 [2023-08-30 22:26:15,210 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a78e4f73/e7f35ebf636749cab4f8fabdabdac27f [2023-08-30 22:26:15,212 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:26:15,213 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:26:15,214 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:26:15,214 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:26:15,218 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:26:15,219 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:26:15" (1/1) ... [2023-08-30 22:26:15,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29093146 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 22:26:15,222 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:26:15" (1/1) ... [2023-08-30 22:26:15,228 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:26:15,279 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:26:15,457 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2023-08-30 22:26:15,629 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:26:15,640 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:26:15,653 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_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2023-08-30 22:26:15,688 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:26:15,723 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:26:15,723 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:26:15,729 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:26:15,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:15 WrapperNode [2023-08-30 22:26:15,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:26:15,731 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:26:15,731 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:26:15,731 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:26:15,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:15" (1/1) ... [2023-08-30 22:26:15,764 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 22:26:15,789 INFO L138 Inliner]: procedures = 176, calls = 51, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2023-08-30 22:26:15,790 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:26:15,791 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:26:15,791 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:26:15,792 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:26:15,799 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 22:26:15,799 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 22:26:15,813 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 22:26:15,820 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 22:26:15,824 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 22:26:15,833 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 22:26:15,835 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 22:26:15,836 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 22:26:15,838 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:26:15,838 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:26:15,843 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:26:15,843 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:26:15,844 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 22:26:15,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:26:15,864 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:26:15,878 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 22:26:15,894 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 22:26:15,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:26:15,924 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:26:15,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:26:15,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:26:15,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:26:15,925 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:26:15,925 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:26:15,925 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:26:15,925 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:26:15,926 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:26:15,926 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:26:15,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:26:15,926 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:26:15,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:26:15,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:26:15,927 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 22:26:16,115 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:26:16,117 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:26:16,283 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:26:16,288 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:26:16,289 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:26:16,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:26:16 BoogieIcfgContainer [2023-08-30 22:26:16,291 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:26:16,292 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:26:16,293 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:26:16,295 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:26:16,296 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:26:15" (1/3) ... [2023-08-30 22:26:16,297 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b11dd09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:26:16, skipping insertion in model container [2023-08-30 22:26:16,297 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 22:26:16,297 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b11dd09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:26:16, skipping insertion in model container [2023-08-30 22:26:16,298 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:26:16" (3/3) ... [2023-08-30 22:26:16,299 INFO L112 eAbstractionObserver]: Analyzing ICFG safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-30 22:26:16,306 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:26:16,315 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:26:16,315 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:26:16,315 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:26:16,371 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:26:16,386 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 22:26:16,390 INFO L158 Benchmark]: Toolchain (without parser) took 1176.62ms. Allocated memory is still 79.7MB. Free memory was 58.6MB in the beginning and 56.9MB in the end (delta: 1.7MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2023-08-30 22:26:16,391 INFO L158 Benchmark]: CDTParser took 0.18ms. 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 22:26:16,391 INFO L158 Benchmark]: CACSL2BoogieTranslator took 516.01ms. Allocated memory is still 79.7MB. Free memory was 58.3MB in the beginning and 38.2MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-08-30 22:26:16,392 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.11ms. Allocated memory is still 79.7MB. Free memory was 38.2MB in the beginning and 57.9MB in the end (delta: -19.7MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. [2023-08-30 22:26:16,393 INFO L158 Benchmark]: Boogie Preprocessor took 46.61ms. Allocated memory is still 79.7MB. Free memory was 57.9MB in the beginning and 56.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:26:16,393 INFO L158 Benchmark]: RCFGBuilder took 452.65ms. Allocated memory is still 79.7MB. Free memory was 56.4MB in the beginning and 43.2MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 22:26:16,393 INFO L158 Benchmark]: TraceAbstraction took 96.58ms. Allocated memory is still 79.7MB. Free memory was 42.4MB in the beginning and 56.9MB in the end (delta: -14.5MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2023-08-30 22:26:16,396 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 60.8MB. Free memory is still 38.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 516.01ms. Allocated memory is still 79.7MB. Free memory was 58.3MB in the beginning and 38.2MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.11ms. Allocated memory is still 79.7MB. Free memory was 38.2MB in the beginning and 57.9MB in the end (delta: -19.7MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.61ms. Allocated memory is still 79.7MB. Free memory was 57.9MB in the beginning and 56.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 452.65ms. Allocated memory is still 79.7MB. Free memory was 56.4MB in the beginning and 43.2MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 96.58ms. Allocated memory is still 79.7MB. Free memory was 42.4MB in the beginning and 56.9MB in the end (delta: -14.5MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:26:16,415 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_pso.oepc_pso.opt_tso.oepc_tso.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 e136f4ab00a1c93eb400bb9f2a21b2887cfec20e18dff1c5960bc25f16f1bcad --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 22:26:18,263 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:26:18,265 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:26:18,303 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:26:18,305 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:26:18,308 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:26:18,310 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:26:18,312 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:26:18,314 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:26:18,319 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:26:18,320 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:26:18,322 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:26:18,323 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:26:18,324 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:26:18,326 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:26:18,335 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:26:18,336 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:26:18,338 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:26:18,339 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:26:18,344 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:26:18,345 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:26:18,352 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:26:18,354 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:26:18,354 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:26:18,359 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:26:18,361 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:26:18,361 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:26:18,363 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:26:18,364 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:26:18,365 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:26:18,365 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:26:18,370 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:26:18,372 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:26:18,373 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:26:18,373 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:26:18,374 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:26:18,375 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:26:18,375 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:26:18,376 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:26:18,376 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:26:18,377 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:26:18,378 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:26:18,412 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:26:18,413 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:26:18,414 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:26:18,414 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:26:18,415 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:26:18,415 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:26:18,416 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:26:18,416 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:26:18,416 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:26:18,416 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:26:18,417 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:26:18,417 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:26:18,417 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:26:18,418 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:26:18,418 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:26:18,418 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:26:18,418 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:26:18,418 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:26:18,418 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:26:18,419 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:26:18,419 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:26:18,419 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:26:18,419 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:26:18,419 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:26:18,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:26:18,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:26:18,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:26:18,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:26:18,420 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:26:18,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:26:18,421 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:26:18,421 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:26:18,421 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:26:18,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:26:18,422 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:26:18,422 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:26:18,422 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:26:18,422 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:26:18,422 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e136f4ab00a1c93eb400bb9f2a21b2887cfec20e18dff1c5960bc25f16f1bcad Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:26:18,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:26:18,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:26:18,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:26:18,753 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:26:18,754 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:26:18,755 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-30 22:26:19,939 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:26:20,238 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:26:20,238 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-30 22:26:20,258 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c0a3b597/ca340dd22ccb4966b77a33dab095976c/FLAG68af62d98 [2023-08-30 22:26:20,277 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c0a3b597/ca340dd22ccb4966b77a33dab095976c [2023-08-30 22:26:20,280 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:26:20,281 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:26:20,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:26:20,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:26:20,287 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:26:20,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:26:20" (1/1) ... [2023-08-30 22:26:20,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42d2e41e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:20, skipping insertion in model container [2023-08-30 22:26:20,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:26:20" (1/1) ... [2023-08-30 22:26:20,295 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:26:20,349 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:26:20,519 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_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2023-08-30 22:26:20,709 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:26:20,722 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:26:20,737 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_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2023-08-30 22:26:20,777 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:26:20,820 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:26:20,821 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:26:20,827 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:26:20,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:20 WrapperNode [2023-08-30 22:26:20,827 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:26:20,829 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:26:20,829 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:26:20,829 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:26:20,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:20" (1/1) ... [2023-08-30 22:26:20,854 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:20" (1/1) ... [2023-08-30 22:26:20,870 INFO L138 Inliner]: procedures = 179, calls = 51, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2023-08-30 22:26:20,870 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:26:20,871 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:26:20,871 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:26:20,871 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:26:20,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:20" (1/1) ... [2023-08-30 22:26:20,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:20" (1/1) ... [2023-08-30 22:26:20,881 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:20" (1/1) ... [2023-08-30 22:26:20,881 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:20" (1/1) ... [2023-08-30 22:26:20,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:20" (1/1) ... [2023-08-30 22:26:20,891 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:20" (1/1) ... [2023-08-30 22:26:20,893 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:20" (1/1) ... [2023-08-30 22:26:20,895 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:20" (1/1) ... [2023-08-30 22:26:20,898 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:26:20,899 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:26:20,899 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:26:20,899 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:26:20,900 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:20" (1/1) ... [2023-08-30 22:26:20,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:26:20,918 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:26:20,932 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 22:26:20,945 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 22:26:20,969 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:26:20,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:26:20,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:26:20,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:26:20,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:26:20,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:26:20,969 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:26:20,970 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:26:20,970 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:26:20,970 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:26:20,970 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:26:20,970 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:26:20,970 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:26:20,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:26:20,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:26:20,972 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 22:26:21,162 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:26:21,168 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:26:21,335 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:26:21,341 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:26:21,341 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:26:21,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:26:21 BoogieIcfgContainer [2023-08-30 22:26:21,344 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:26:21,346 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:26:21,346 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:26:21,349 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:26:21,349 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:26:20" (1/3) ... [2023-08-30 22:26:21,349 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a8f4f6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:26:21, skipping insertion in model container [2023-08-30 22:26:21,350 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:26:20" (2/3) ... [2023-08-30 22:26:21,350 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a8f4f6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:26:21, skipping insertion in model container [2023-08-30 22:26:21,350 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:26:21" (3/3) ... [2023-08-30 22:26:21,351 INFO L112 eAbstractionObserver]: Analyzing ICFG safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-30 22:26:21,358 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:26:21,365 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:26:21,366 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:26:21,366 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:26:21,471 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:26:21,477 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 22:26:21,482 INFO L158 Benchmark]: Toolchain (without parser) took 1200.33ms. Allocated memory is still 71.3MB. Free memory was 48.0MB in the beginning and 33.7MB in the end (delta: 14.4MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2023-08-30 22:26:21,483 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 54.5MB. Free memory was 32.4MB in the beginning and 32.4MB in the end (delta: 52.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:26:21,483 INFO L158 Benchmark]: CACSL2BoogieTranslator took 544.26ms. Allocated memory is still 71.3MB. Free memory was 47.9MB in the beginning and 43.5MB in the end (delta: 4.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-30 22:26:21,484 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.75ms. Allocated memory is still 71.3MB. Free memory was 43.5MB in the beginning and 41.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:26:21,485 INFO L158 Benchmark]: Boogie Preprocessor took 27.59ms. Allocated memory is still 71.3MB. Free memory was 41.4MB in the beginning and 39.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:26:21,485 INFO L158 Benchmark]: RCFGBuilder took 444.86ms. Allocated memory is still 71.3MB. Free memory was 39.3MB in the beginning and 42.3MB in the end (delta: -3.0MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2023-08-30 22:26:21,486 INFO L158 Benchmark]: TraceAbstraction took 135.28ms. Allocated memory is still 71.3MB. Free memory was 41.8MB in the beginning and 33.7MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 22:26:21,493 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 54.5MB. Free memory was 32.4MB in the beginning and 32.4MB in the end (delta: 52.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 544.26ms. Allocated memory is still 71.3MB. Free memory was 47.9MB in the beginning and 43.5MB in the end (delta: 4.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.75ms. Allocated memory is still 71.3MB. Free memory was 43.5MB in the beginning and 41.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.59ms. Allocated memory is still 71.3MB. Free memory was 41.4MB in the beginning and 39.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 444.86ms. Allocated memory is still 71.3MB. Free memory was 39.3MB in the beginning and 42.3MB in the end (delta: -3.0MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * TraceAbstraction took 135.28ms. Allocated memory is still 71.3MB. Free memory was 41.8MB in the beginning and 33.7MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. 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 22:26:21,516 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE