./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe004_power.opt_pso.opt_rmo.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/safe004_power.opt_pso.opt_rmo.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 ad7a565ad4ebe037ce541fa36cdf85746d072cc2b5132ab8ae2e3025ff70fea5 --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 22:24:56,516 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:24:56,519 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:24:56,561 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:24:56,563 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:24:56,566 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:24:56,568 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:24:56,571 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:24:56,572 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:24:56,577 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:24:56,578 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:24:56,580 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:24:56,580 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:24:56,582 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:24:56,583 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:24:56,588 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:24:56,589 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:24:56,590 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:24:56,591 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:24:56,596 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:24:56,598 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:24:56,598 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:24:56,599 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:24:56,600 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:24:56,606 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:24:56,607 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:24:56,607 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:24:56,609 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:24:56,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:24:56,610 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:24:56,610 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:24:56,616 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:24:56,617 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:24:56,618 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:24:56,619 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:24:56,619 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:24:56,620 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:24:56,620 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:24:56,620 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:24:56,621 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:24:56,621 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:24:56,623 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:24:56,661 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:24:56,662 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:24:56,663 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:24:56,663 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:24:56,664 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:24:56,664 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:24:56,664 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:24:56,664 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:24:56,665 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:24:56,665 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:24:56,666 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:24:56,666 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:24:56,666 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:24:56,666 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:24:56,666 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:24:56,666 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:24:56,667 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:24:56,667 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:24:56,667 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:24:56,667 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:24:56,667 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:24:56,667 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:24:56,668 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:24:56,668 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:24:56,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:24:56,668 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:24:56,668 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:24:56,668 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:24:56,669 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:24:56,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:24:56,669 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:24:56,669 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:24:56,669 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:24:56,670 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:24:56,670 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:24:56,670 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad7a565ad4ebe037ce541fa36cdf85746d072cc2b5132ab8ae2e3025ff70fea5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:24:56,991 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:24:57,008 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:24:57,010 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:24:57,012 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:24:57,012 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:24:57,013 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe004_power.opt_pso.opt_rmo.opt.i [2023-08-30 22:24:58,207 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:24:58,472 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:24:58,472 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe004_power.opt_pso.opt_rmo.opt.i [2023-08-30 22:24:58,484 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfebf3558/b2d1c59f2f7146adb68f20b0060f05e8/FLAG38bd31c49 [2023-08-30 22:24:58,498 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfebf3558/b2d1c59f2f7146adb68f20b0060f05e8 [2023-08-30 22:24:58,499 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:24:58,500 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:24:58,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:24:58,501 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:24:58,504 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:24:58,505 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:24:58" (1/1) ... [2023-08-30 22:24:58,506 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@753ca592 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:58, skipping insertion in model container [2023-08-30 22:24:58,506 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:24:58" (1/1) ... [2023-08-30 22:24:58,512 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:24:58,558 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:24:58,668 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/safe004_power.opt_pso.opt_rmo.opt.i[967,980] [2023-08-30 22:24:58,870 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:24:58,885 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:24:58,896 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/safe004_power.opt_pso.opt_rmo.opt.i[967,980] [2023-08-30 22:24:58,928 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:24:58,958 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:24:58,958 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:24:58,964 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:24:58,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:58 WrapperNode [2023-08-30 22:24:58,964 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:24:58,965 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:24:58,965 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:24:58,966 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:24:58,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:58" (1/1) ... [2023-08-30 22:24:58,995 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:58" (1/1) ... [2023-08-30 22:24:59,019 INFO L138 Inliner]: procedures = 176, calls = 54, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 144 [2023-08-30 22:24:59,019 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:24:59,023 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:24:59,024 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:24:59,024 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:24:59,032 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:58" (1/1) ... [2023-08-30 22:24:59,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:58" (1/1) ... [2023-08-30 22:24:59,042 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:58" (1/1) ... [2023-08-30 22:24:59,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:58" (1/1) ... [2023-08-30 22:24:59,048 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:58" (1/1) ... [2023-08-30 22:24:59,049 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:58" (1/1) ... [2023-08-30 22:24:59,051 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:58" (1/1) ... [2023-08-30 22:24:59,052 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:58" (1/1) ... [2023-08-30 22:24:59,055 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:24:59,056 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:24:59,056 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:24:59,056 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:24:59,057 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:58" (1/1) ... [2023-08-30 22:24:59,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:24:59,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:24:59,121 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 22:24:59,141 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 22:24:59,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:24:59,154 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:24:59,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:24:59,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:24:59,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:24:59,155 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:24:59,155 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:24:59,155 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:24:59,155 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:24:59,155 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:24:59,155 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:24:59,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:24:59,156 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:24:59,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:24:59,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:24:59,157 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 22:24:59,310 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:24:59,316 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:24:59,649 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:24:59,760 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:24:59,761 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:24:59,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:24:59 BoogieIcfgContainer [2023-08-30 22:24:59,763 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:24:59,765 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:24:59,765 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:24:59,767 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:24:59,768 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:24:58" (1/3) ... [2023-08-30 22:24:59,768 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a3725a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:24:59, skipping insertion in model container [2023-08-30 22:24:59,768 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:24:58" (2/3) ... [2023-08-30 22:24:59,769 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a3725a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:24:59, skipping insertion in model container [2023-08-30 22:24:59,769 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:24:59" (3/3) ... [2023-08-30 22:24:59,770 INFO L112 eAbstractionObserver]: Analyzing ICFG safe004_power.opt_pso.opt_rmo.opt.i [2023-08-30 22:24:59,777 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:24:59,785 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:24:59,785 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:24:59,785 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:24:59,836 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:24:59,842 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 22:24:59,847 INFO L158 Benchmark]: Toolchain (without parser) took 1346.00ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 38.9MB in the beginning and 48.4MB in the end (delta: -9.5MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2023-08-30 22:24:59,848 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 52.4MB. Free memory was 30.7MB in the beginning and 30.6MB in the end (delta: 54.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:24:59,848 INFO L158 Benchmark]: CACSL2BoogieTranslator took 463.43ms. Allocated memory is still 62.9MB. Free memory was 38.7MB in the beginning and 31.1MB in the end (delta: 7.6MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2023-08-30 22:24:59,849 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.54ms. Allocated memory is still 62.9MB. Free memory was 30.8MB in the beginning and 28.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:24:59,850 INFO L158 Benchmark]: Boogie Preprocessor took 31.95ms. Allocated memory is still 62.9MB. Free memory was 28.3MB in the beginning and 26.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:24:59,851 INFO L158 Benchmark]: RCFGBuilder took 706.95ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 26.4MB in the beginning and 36.5MB in the end (delta: -10.2MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. [2023-08-30 22:24:59,851 INFO L158 Benchmark]: TraceAbstraction took 80.77ms. Allocated memory is still 75.5MB. Free memory was 35.6MB in the beginning and 48.4MB in the end (delta: -12.8MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2023-08-30 22:24:59,859 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 52.4MB. Free memory was 30.7MB in the beginning and 30.6MB in the end (delta: 54.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 463.43ms. Allocated memory is still 62.9MB. Free memory was 38.7MB in the beginning and 31.1MB in the end (delta: 7.6MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.54ms. Allocated memory is still 62.9MB. Free memory was 30.8MB in the beginning and 28.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.95ms. Allocated memory is still 62.9MB. Free memory was 28.3MB in the beginning and 26.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 706.95ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 26.4MB in the beginning and 36.5MB in the end (delta: -10.2MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. * TraceAbstraction took 80.77ms. Allocated memory is still 75.5MB. Free memory was 35.6MB in the beginning and 48.4MB in the end (delta: -12.8MB). Peak memory consumption was 7.3MB. 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 22:24:59,883 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/safe004_power.opt_pso.opt_rmo.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 ad7a565ad4ebe037ce541fa36cdf85746d072cc2b5132ab8ae2e3025ff70fea5 --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 22:25:01,721 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:25:01,723 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:25:01,750 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:25:01,751 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:25:01,752 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:25:01,753 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:25:01,754 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:25:01,756 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:25:01,757 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:25:01,758 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:25:01,761 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:25:01,761 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:25:01,765 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:25:01,766 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:25:01,768 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:25:01,769 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:25:01,771 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:25:01,773 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:25:01,774 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:25:01,775 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:25:01,776 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:25:01,777 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:25:01,778 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:25:01,781 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:25:01,781 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:25:01,782 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:25:01,782 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:25:01,783 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:25:01,783 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:25:01,784 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:25:01,784 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:25:01,785 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:25:01,786 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:25:01,786 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:25:01,787 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:25:01,787 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:25:01,788 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:25:01,788 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:25:01,789 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:25:01,789 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:25:01,799 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:25:01,819 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:25:01,820 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:25:01,820 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:25:01,820 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:25:01,821 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:25:01,821 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:25:01,822 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:25:01,822 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:25:01,822 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:25:01,822 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:25:01,822 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:25:01,822 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:25:01,823 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:25:01,823 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:25:01,823 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:25:01,823 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:25:01,823 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:25:01,824 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:25:01,824 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:25:01,824 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:25:01,824 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:25:01,824 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:25:01,824 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:25:01,825 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:25:01,825 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:25:01,825 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:25:01,825 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:25:01,825 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:25:01,826 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:25:01,826 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:25:01,826 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:25:01,826 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:25:01,826 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:25:01,826 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:25:01,827 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:25:01,827 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:25:01,827 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:25:01,827 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:25:01,827 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad7a565ad4ebe037ce541fa36cdf85746d072cc2b5132ab8ae2e3025ff70fea5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:25:02,155 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:25:02,170 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:25:02,176 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:25:02,177 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:25:02,177 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:25:02,178 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe004_power.opt_pso.opt_rmo.opt.i [2023-08-30 22:25:03,238 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:25:03,520 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:25:03,521 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe004_power.opt_pso.opt_rmo.opt.i [2023-08-30 22:25:03,547 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0984060ce/6d5d5b3dc02b4727864dd952e416499d/FLAG57b5ac739 [2023-08-30 22:25:03,559 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0984060ce/6d5d5b3dc02b4727864dd952e416499d [2023-08-30 22:25:03,561 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:25:03,563 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:25:03,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:25:03,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:25:03,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:25:03,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:25:03" (1/1) ... [2023-08-30 22:25:03,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@714e9569 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:03, skipping insertion in model container [2023-08-30 22:25:03,570 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:25:03" (1/1) ... [2023-08-30 22:25:03,575 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:25:03,616 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:25:03,734 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/safe004_power.opt_pso.opt_rmo.opt.i[967,980] [2023-08-30 22:25:03,948 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:25:03,968 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:25:03,979 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/safe004_power.opt_pso.opt_rmo.opt.i[967,980] [2023-08-30 22:25:04,040 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:25:04,079 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:25:04,079 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:25:04,085 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:25:04,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:04 WrapperNode [2023-08-30 22:25:04,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:25:04,087 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:25:04,087 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:25:04,087 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:25:04,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:04" (1/1) ... [2023-08-30 22:25:04,126 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:04" (1/1) ... [2023-08-30 22:25:04,147 INFO L138 Inliner]: procedures = 179, calls = 54, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 145 [2023-08-30 22:25:04,147 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:25:04,148 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:25:04,148 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:25:04,148 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:25:04,155 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:04" (1/1) ... [2023-08-30 22:25:04,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:04" (1/1) ... [2023-08-30 22:25:04,164 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:04" (1/1) ... [2023-08-30 22:25:04,165 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:04" (1/1) ... [2023-08-30 22:25:04,189 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:04" (1/1) ... [2023-08-30 22:25:04,192 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:04" (1/1) ... [2023-08-30 22:25:04,195 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:04" (1/1) ... [2023-08-30 22:25:04,206 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:04" (1/1) ... [2023-08-30 22:25:04,209 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:25:04,210 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:25:04,213 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:25:04,213 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:25:04,214 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:04" (1/1) ... [2023-08-30 22:25:04,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:25:04,230 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:25:04,242 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 22:25:04,265 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 22:25:04,278 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:25:04,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:25:04,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:25:04,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:25:04,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:25:04,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:25:04,280 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:25:04,280 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:25:04,280 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:25:04,280 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:25:04,280 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:25:04,281 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:25:04,281 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:25:04,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:25:04,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:25:04,283 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 22:25:04,504 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:25:04,507 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:25:04,781 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:25:04,941 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:25:04,942 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:25:04,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:25:04 BoogieIcfgContainer [2023-08-30 22:25:04,944 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:25:04,948 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:25:04,949 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:25:04,951 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:25:04,952 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:25:03" (1/3) ... [2023-08-30 22:25:04,952 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d6364a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:25:04, skipping insertion in model container [2023-08-30 22:25:04,952 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:25:04" (2/3) ... [2023-08-30 22:25:04,953 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d6364a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:25:04, skipping insertion in model container [2023-08-30 22:25:04,953 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:25:04" (3/3) ... [2023-08-30 22:25:04,954 INFO L112 eAbstractionObserver]: Analyzing ICFG safe004_power.opt_pso.opt_rmo.opt.i [2023-08-30 22:25:04,961 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:25:04,970 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:25:04,970 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:25:04,971 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:25:05,040 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:25:05,046 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 22:25:05,052 INFO L158 Benchmark]: Toolchain (without parser) took 1488.18ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 39.4MB in the beginning and 37.7MB in the end (delta: 1.7MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2023-08-30 22:25:05,052 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 48.2MB. Free memory was 26.4MB in the beginning and 26.3MB in the end (delta: 52.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:25:05,053 INFO L158 Benchmark]: CACSL2BoogieTranslator took 521.04ms. Allocated memory is still 62.9MB. Free memory was 39.2MB in the beginning and 30.7MB in the end (delta: 8.5MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2023-08-30 22:25:05,054 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.74ms. Allocated memory is still 62.9MB. Free memory was 30.5MB in the beginning and 28.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:25:05,055 INFO L158 Benchmark]: Boogie Preprocessor took 61.60ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 28.0MB in the beginning and 53.7MB in the end (delta: -25.7MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2023-08-30 22:25:05,055 INFO L158 Benchmark]: RCFGBuilder took 733.89ms. Allocated memory is still 75.5MB. Free memory was 53.7MB in the beginning and 49.9MB in the end (delta: 3.8MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. [2023-08-30 22:25:05,056 INFO L158 Benchmark]: TraceAbstraction took 101.77ms. Allocated memory is still 75.5MB. Free memory was 49.5MB in the beginning and 37.7MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 22:25:05,064 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 48.2MB. Free memory was 26.4MB in the beginning and 26.3MB in the end (delta: 52.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 521.04ms. Allocated memory is still 62.9MB. Free memory was 39.2MB in the beginning and 30.7MB in the end (delta: 8.5MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.74ms. Allocated memory is still 62.9MB. Free memory was 30.5MB in the beginning and 28.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.60ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 28.0MB in the beginning and 53.7MB in the end (delta: -25.7MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. * RCFGBuilder took 733.89ms. Allocated memory is still 75.5MB. Free memory was 53.7MB in the beginning and 49.9MB in the end (delta: 3.8MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. * TraceAbstraction took 101.77ms. Allocated memory is still 75.5MB. Free memory was 49.5MB in the beginning and 37.7MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:25:05,088 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