./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe003_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/safe003_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 91a9aa2f0d12b9c007fce98740577392f81daf83caae08bbaade32d740f10d38 --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 22:24:53,705 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:24:53,707 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:24:53,749 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:24:53,749 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:24:53,752 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:24:53,754 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:24:53,756 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:24:53,759 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:24:53,763 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:24:53,764 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:24:53,766 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:24:53,767 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:24:53,768 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:24:53,768 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:24:53,778 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:24:53,779 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:24:53,781 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:24:53,783 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:24:53,787 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:24:53,797 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:24:53,798 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:24:53,799 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:24:53,800 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:24:53,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:24:53,807 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:24:53,807 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:24:53,809 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:24:53,809 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:24:53,810 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:24:53,810 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:24:53,812 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:24:53,814 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:24:53,814 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:24:53,815 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:24:53,815 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:24:53,816 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:24:53,816 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:24:53,816 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:24:53,817 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:24:53,818 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:24:53,819 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:24:53,855 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:24:53,855 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:24:53,856 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:24:53,857 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:24:53,858 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:24:53,858 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:24:53,858 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:24:53,858 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:24:53,859 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:24:53,859 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:24:53,860 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:24:53,860 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:24:53,860 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:24:53,860 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:24:53,861 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:24:53,861 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:24:53,861 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:24:53,861 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:24:53,861 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:24:53,862 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:24:53,862 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:24:53,862 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:24:53,862 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:24:53,862 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:24:53,863 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:24:53,863 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:24:53,863 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:24:53,863 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:24:53,863 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:24:53,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:24:53,864 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:24:53,864 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:24:53,864 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:24:53,864 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:24:53,865 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:24:53,865 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91a9aa2f0d12b9c007fce98740577392f81daf83caae08bbaade32d740f10d38 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:24:54,197 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:24:54,219 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:24:54,222 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:24:54,223 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:24:54,223 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:24:54,225 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe003_power.opt.i [2023-08-30 22:24:55,425 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:24:55,677 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:24:55,677 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe003_power.opt.i [2023-08-30 22:24:55,692 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bc2e8805/64c2386bb4a04780a633dec326a6696d/FLAG1240207ef [2023-08-30 22:24:55,707 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bc2e8805/64c2386bb4a04780a633dec326a6696d [2023-08-30 22:24:55,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:24:55,710 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:24:55,711 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:24:55,712 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:24:55,714 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:24:55,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:24:55" (1/1) ... [2023-08-30 22:24:55,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fe5fdbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:55, skipping insertion in model container [2023-08-30 22:24:55,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:24:55" (1/1) ... [2023-08-30 22:24:55,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:24:55,757 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:24:55,883 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/safe003_power.opt.i[951,964] [2023-08-30 22:24:56,127 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:24:56,138 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:24:56,151 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/safe003_power.opt.i[951,964] [2023-08-30 22:24:56,198 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:24:56,259 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:24:56,259 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:24:56,267 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:24:56,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:56 WrapperNode [2023-08-30 22:24:56,268 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:24:56,269 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:24:56,269 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:24:56,269 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:24:56,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:56" (1/1) ... [2023-08-30 22:24:56,315 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:56" (1/1) ... [2023-08-30 22:24:56,348 INFO L138 Inliner]: procedures = 176, calls = 73, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 181 [2023-08-30 22:24:56,348 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:24:56,349 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:24:56,349 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:24:56,349 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:24:56,357 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:56" (1/1) ... [2023-08-30 22:24:56,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:56" (1/1) ... [2023-08-30 22:24:56,369 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:56" (1/1) ... [2023-08-30 22:24:56,370 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:56" (1/1) ... [2023-08-30 22:24:56,378 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:56" (1/1) ... [2023-08-30 22:24:56,392 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:56" (1/1) ... [2023-08-30 22:24:56,394 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:56" (1/1) ... [2023-08-30 22:24:56,401 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:56" (1/1) ... [2023-08-30 22:24:56,404 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:24:56,408 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:24:56,408 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:24:56,408 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:24:56,409 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:56" (1/1) ... [2023-08-30 22:24:56,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:24:56,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:24:56,438 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 22:24:56,464 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 22:24:56,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 22:24:56,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:24:56,476 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:24:56,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:24:56,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:24:56,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:24:56,477 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:24:56,477 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:24:56,477 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:24:56,477 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:24:56,478 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:24:56,478 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:24:56,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:24:56,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:24:56,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:24:56,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:24:56,480 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 22:24:56,640 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:24:56,642 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:24:57,198 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:24:57,475 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:24:57,476 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:24:57,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:24:57 BoogieIcfgContainer [2023-08-30 22:24:57,478 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:24:57,480 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:24:57,481 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:24:57,483 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:24:57,484 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:24:55" (1/3) ... [2023-08-30 22:24:57,484 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c7f548e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:24:57, skipping insertion in model container [2023-08-30 22:24:57,485 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:56" (2/3) ... [2023-08-30 22:24:57,485 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c7f548e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:24:57, skipping insertion in model container [2023-08-30 22:24:57,485 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:24:57" (3/3) ... [2023-08-30 22:24:57,486 INFO L112 eAbstractionObserver]: Analyzing ICFG safe003_power.opt.i [2023-08-30 22:24:57,493 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:24:57,502 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:24:57,503 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:24:57,503 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:24:57,578 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:24:57,584 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 22:24:57,589 INFO L158 Benchmark]: Toolchain (without parser) took 1877.57ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 67.7MB in the beginning and 61.4MB in the end (delta: 6.3MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2023-08-30 22:24:57,589 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 67.1MB. Free memory is still 45.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:24:57,590 INFO L158 Benchmark]: CACSL2BoogieTranslator took 556.39ms. Allocated memory is still 90.2MB. Free memory was 67.5MB in the beginning and 64.1MB in the end (delta: 3.4MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2023-08-30 22:24:57,591 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.84ms. Allocated memory is still 90.2MB. Free memory was 64.1MB in the beginning and 61.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:24:57,591 INFO L158 Benchmark]: Boogie Preprocessor took 58.11ms. Allocated memory is still 90.2MB. Free memory was 61.7MB in the beginning and 59.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:24:57,592 INFO L158 Benchmark]: RCFGBuilder took 1070.89ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 59.2MB in the beginning and 76.7MB in the end (delta: -17.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-08-30 22:24:57,593 INFO L158 Benchmark]: TraceAbstraction took 106.86ms. Allocated memory is still 109.1MB. Free memory was 75.8MB in the beginning and 61.4MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 22:24:57,600 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 67.1MB. Free memory is still 45.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 556.39ms. Allocated memory is still 90.2MB. Free memory was 67.5MB in the beginning and 64.1MB in the end (delta: 3.4MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.84ms. Allocated memory is still 90.2MB. Free memory was 64.1MB in the beginning and 61.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.11ms. Allocated memory is still 90.2MB. Free memory was 61.7MB in the beginning and 59.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1070.89ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 59.2MB in the beginning and 76.7MB in the end (delta: -17.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 106.86ms. Allocated memory is still 109.1MB. Free memory was 75.8MB in the beginning and 61.4MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:24:57,625 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/safe003_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 91a9aa2f0d12b9c007fce98740577392f81daf83caae08bbaade32d740f10d38 --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 22:24:59,483 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:24:59,485 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:24:59,527 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:24:59,529 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:24:59,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:24:59,534 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:24:59,537 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:24:59,539 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:24:59,545 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:24:59,546 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:24:59,548 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:24:59,548 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:24:59,550 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:24:59,552 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:24:59,558 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:24:59,559 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:24:59,559 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:24:59,561 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:24:59,564 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:24:59,567 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:24:59,568 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:24:59,569 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:24:59,570 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:24:59,577 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:24:59,578 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:24:59,578 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:24:59,580 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:24:59,580 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:24:59,581 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:24:59,581 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:24:59,586 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:24:59,588 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:24:59,589 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:24:59,590 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:24:59,590 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:24:59,591 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:24:59,591 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:24:59,592 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:24:59,601 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:24:59,602 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:24:59,603 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:24:59,633 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:24:59,633 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:24:59,634 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:24:59,634 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:24:59,635 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:24:59,635 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:24:59,636 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:24:59,636 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:24:59,636 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:24:59,637 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:24:59,637 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:24:59,638 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:24:59,638 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:24:59,638 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:24:59,638 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:24:59,638 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:24:59,639 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:24:59,639 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:24:59,639 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:24:59,639 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:24:59,639 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:24:59,640 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:24:59,640 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:24:59,640 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:24:59,640 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:24:59,640 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:24:59,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:24:59,641 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:24:59,641 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:24:59,641 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:24:59,641 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:24:59,642 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:24:59,642 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:24:59,642 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:24:59,642 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:24:59,642 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:24:59,643 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:24:59,643 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:24:59,643 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 91a9aa2f0d12b9c007fce98740577392f81daf83caae08bbaade32d740f10d38 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:24:59,922 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:24:59,948 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:24:59,950 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:24:59,951 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:24:59,952 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:24:59,953 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe003_power.opt.i [2023-08-30 22:25:01,048 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:25:01,298 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:25:01,298 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe003_power.opt.i [2023-08-30 22:25:01,328 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c6a45cda/f37874bfc6af456881923a2836593fdb/FLAG99399d0c3 [2023-08-30 22:25:01,348 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c6a45cda/f37874bfc6af456881923a2836593fdb [2023-08-30 22:25:01,351 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:25:01,352 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:25:01,355 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:25:01,356 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:25:01,362 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:25:01,363 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:25:01" (1/1) ... [2023-08-30 22:25:01,365 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@212f437e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:01, skipping insertion in model container [2023-08-30 22:25:01,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:25:01" (1/1) ... [2023-08-30 22:25:01,371 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:25:01,414 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:25:01,572 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/safe003_power.opt.i[951,964] [2023-08-30 22:25:01,796 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:25:01,811 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:25:01,823 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/safe003_power.opt.i[951,964] [2023-08-30 22:25:01,880 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:25:01,948 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:25:01,948 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:25:01,954 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:25:01,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:01 WrapperNode [2023-08-30 22:25:01,954 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:25:01,956 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:25:01,956 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:25:01,956 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:25:01,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:01" (1/1) ... [2023-08-30 22:25:01,993 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:01" (1/1) ... [2023-08-30 22:25:02,026 INFO L138 Inliner]: procedures = 180, calls = 73, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 182 [2023-08-30 22:25:02,027 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:25:02,029 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:25:02,030 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:25:02,030 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:25:02,037 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:01" (1/1) ... [2023-08-30 22:25:02,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:01" (1/1) ... [2023-08-30 22:25:02,053 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:01" (1/1) ... [2023-08-30 22:25:02,055 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:01" (1/1) ... [2023-08-30 22:25:02,068 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:01" (1/1) ... [2023-08-30 22:25:02,080 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:01" (1/1) ... [2023-08-30 22:25:02,084 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:01" (1/1) ... [2023-08-30 22:25:02,092 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:01" (1/1) ... [2023-08-30 22:25:02,097 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:25:02,099 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:25:02,100 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:25:02,100 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:25:02,101 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:01" (1/1) ... [2023-08-30 22:25:02,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:25:02,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:25:02,130 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 22:25:02,152 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 22:25:02,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 22:25:02,173 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:25:02,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:25:02,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:25:02,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:25:02,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:25:02,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:25:02,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 22:25:02,174 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:25:02,175 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:25:02,175 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:25:02,175 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:25:02,175 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:25:02,175 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:25:02,176 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:25:02,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:25:02,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:25:02,177 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 22:25:02,382 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:25:02,392 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:25:02,850 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:25:03,145 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:25:03,145 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:25:03,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:25:03 BoogieIcfgContainer [2023-08-30 22:25:03,148 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:25:03,149 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:25:03,149 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:25:03,152 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:25:03,152 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:25:01" (1/3) ... [2023-08-30 22:25:03,153 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fe6b88c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:25:03, skipping insertion in model container [2023-08-30 22:25:03,153 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:01" (2/3) ... [2023-08-30 22:25:03,153 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fe6b88c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:25:03, skipping insertion in model container [2023-08-30 22:25:03,154 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:25:03" (3/3) ... [2023-08-30 22:25:03,155 INFO L112 eAbstractionObserver]: Analyzing ICFG safe003_power.opt.i [2023-08-30 22:25:03,163 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:25:03,171 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:25:03,172 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:25:03,172 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:25:03,265 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:25:03,271 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 22:25:03,276 INFO L158 Benchmark]: Toolchain (without parser) took 1923.15ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 52.1MB in the beginning and 61.3MB in the end (delta: -9.2MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. [2023-08-30 22:25:03,277 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 75.5MB. Free memory was 53.7MB in the beginning and 53.6MB in the end (delta: 85.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:25:03,277 INFO L158 Benchmark]: CACSL2BoogieTranslator took 599.20ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 51.9MB in the beginning and 72.8MB in the end (delta: -20.8MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2023-08-30 22:25:03,278 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.04ms. Allocated memory is still 98.6MB. Free memory was 72.8MB in the beginning and 70.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:25:03,279 INFO L158 Benchmark]: Boogie Preprocessor took 69.63ms. Allocated memory is still 98.6MB. Free memory was 70.0MB in the beginning and 67.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:25:03,279 INFO L158 Benchmark]: RCFGBuilder took 1048.26ms. Allocated memory is still 98.6MB. Free memory was 67.1MB in the beginning and 43.6MB in the end (delta: 23.5MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. [2023-08-30 22:25:03,280 INFO L158 Benchmark]: TraceAbstraction took 125.40ms. Allocated memory is still 98.6MB. Free memory was 43.0MB in the beginning and 61.3MB in the end (delta: -18.3MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2023-08-30 22:25:03,284 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 75.5MB. Free memory was 53.7MB in the beginning and 53.6MB in the end (delta: 85.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 599.20ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 51.9MB in the beginning and 72.8MB in the end (delta: -20.8MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.04ms. Allocated memory is still 98.6MB. Free memory was 72.8MB in the beginning and 70.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.63ms. Allocated memory is still 98.6MB. Free memory was 70.0MB in the beginning and 67.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1048.26ms. Allocated memory is still 98.6MB. Free memory was 67.1MB in the beginning and 43.6MB in the end (delta: 23.5MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. * TraceAbstraction took 125.40ms. Allocated memory is still 98.6MB. Free memory was 43.0MB in the beginning and 61.3MB in the end (delta: -18.3MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:25:03,309 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