./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe018_rmo.opt.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe018_rmo.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-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 ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2ca99869d70e44347287c08401504e0aa96889a44ad1dcfb8d04f6de3849ab47 --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 [2023-08-29 08:12:35,704 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 08:12:35,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 08:12:35,723 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 08:12:35,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 08:12:35,725 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 08:12:35,725 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 08:12:35,727 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 08:12:35,728 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 08:12:35,728 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 08:12:35,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 08:12:35,730 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 08:12:35,730 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 08:12:35,731 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 08:12:35,731 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 08:12:35,732 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 08:12:35,733 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 08:12:35,733 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 08:12:35,735 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 08:12:35,736 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 08:12:35,737 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 08:12:35,738 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 08:12:35,739 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 08:12:35,739 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 08:12:35,742 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 08:12:35,742 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 08:12:35,742 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 08:12:35,743 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 08:12:35,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 08:12:35,744 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 08:12:35,744 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 08:12:35,745 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 08:12:35,745 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 08:12:35,746 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 08:12:35,749 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 08:12:35,751 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 08:12:35,752 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 08:12:35,752 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 08:12:35,752 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 08:12:35,753 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 08:12:35,754 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 08:12:35,755 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 08:12:35,773 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 08:12:35,773 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 08:12:35,773 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 08:12:35,773 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 08:12:35,774 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 08:12:35,774 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 08:12:35,774 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 08:12:35,775 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 08:12:35,775 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 08:12:35,775 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 08:12:35,775 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 08:12:35,775 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 08:12:35,775 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 08:12:35,776 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 08:12:35,776 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 08:12:35,776 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 08:12:35,776 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 08:12:35,776 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 08:12:35,776 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 08:12:35,776 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 08:12:35,777 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 08:12:35,777 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 08:12:35,777 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 08:12:35,777 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 08:12:35,777 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 08:12:35,777 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 08:12:35,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 08:12:35,778 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 08:12:35,778 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 08:12:35,778 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 08:12:35,778 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 08:12:35,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 08:12:35,778 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 08:12:35,779 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 08:12:35,779 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 08:12:35,779 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 08:12:35,779 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 08:12:35,779 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ca99869d70e44347287c08401504e0aa96889a44ad1dcfb8d04f6de3849ab47 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 08:12:36,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 08:12:36,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 08:12:36,043 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 08:12:36,044 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 08:12:36,045 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 08:12:36,045 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe018_rmo.opt.i [2023-08-29 08:12:36,977 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 08:12:37,177 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 08:12:37,178 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_rmo.opt.i [2023-08-29 08:12:37,187 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/807893960/1e96b162be3e48e39493c22378ef0920/FLAG7aaf58d46 [2023-08-29 08:12:37,198 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/807893960/1e96b162be3e48e39493c22378ef0920 [2023-08-29 08:12:37,199 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 08:12:37,200 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 08:12:37,201 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 08:12:37,201 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 08:12:37,210 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 08:12:37,210 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:12:37" (1/1) ... [2023-08-29 08:12:37,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@610a8b96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:37, skipping insertion in model container [2023-08-29 08:12:37,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:12:37" (1/1) ... [2023-08-29 08:12:37,217 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 08:12:37,247 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 08:12:37,353 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_rmo.opt.i[992,1005] [2023-08-29 08:12:37,564 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 08:12:37,581 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 08:12:37,598 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_rmo.opt.i[992,1005] [2023-08-29 08:12:37,653 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 08:12:37,687 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 08:12:37,688 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 08:12:37,692 INFO L208 MainTranslator]: Completed translation [2023-08-29 08:12:37,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:37 WrapperNode [2023-08-29 08:12:37,693 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 08:12:37,694 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 08:12:37,694 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 08:12:37,694 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 08:12:37,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:37" (1/1) ... [2023-08-29 08:12:37,732 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:37" (1/1) ... [2023-08-29 08:12:37,767 INFO L138 Inliner]: procedures = 176, calls = 73, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 316 [2023-08-29 08:12:37,771 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 08:12:37,772 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 08:12:37,773 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 08:12:37,773 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 08:12:37,779 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:37" (1/1) ... [2023-08-29 08:12:37,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:37" (1/1) ... [2023-08-29 08:12:37,788 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:37" (1/1) ... [2023-08-29 08:12:37,789 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:37" (1/1) ... [2023-08-29 08:12:37,833 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:37" (1/1) ... [2023-08-29 08:12:37,838 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:37" (1/1) ... [2023-08-29 08:12:37,841 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:37" (1/1) ... [2023-08-29 08:12:37,844 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:37" (1/1) ... [2023-08-29 08:12:37,848 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 08:12:37,849 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 08:12:37,849 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 08:12:37,849 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 08:12:37,850 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:37" (1/1) ... [2023-08-29 08:12:37,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 08:12:37,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 08:12:37,871 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) [2023-08-29 08:12:37,890 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 [2023-08-29 08:12:37,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 08:12:37,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 08:12:37,901 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 08:12:37,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 08:12:37,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 08:12:37,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 08:12:37,902 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-29 08:12:37,902 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-29 08:12:37,902 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-29 08:12:37,902 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-29 08:12:37,902 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-29 08:12:37,902 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-29 08:12:37,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 08:12:37,903 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 08:12:37,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 08:12:37,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 08:12:37,905 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 08:12:38,082 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 08:12:38,084 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 08:12:39,209 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 08:16:01,339 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 08:16:01,339 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 08:16:01,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:16:01 BoogieIcfgContainer [2023-08-29 08:16:01,342 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 08:16:01,343 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 08:16:01,343 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 08:16:01,345 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 08:16:01,346 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 08:12:37" (1/3) ... [2023-08-29 08:16:01,346 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23797046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:16:01, skipping insertion in model container [2023-08-29 08:16:01,346 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:37" (2/3) ... [2023-08-29 08:16:01,346 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23797046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:16:01, skipping insertion in model container [2023-08-29 08:16:01,347 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:16:01" (3/3) ... [2023-08-29 08:16:01,347 INFO L112 eAbstractionObserver]: Analyzing ICFG safe018_rmo.opt.i [2023-08-29 08:16:01,354 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 08:16:01,360 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 08:16:01,360 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 304 error locations. [2023-08-29 08:16:01,360 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 08:16:30,461 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 08:16:30,465 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) [2023-08-29 08:16:30,469 INFO L158 Benchmark]: Toolchain (without parser) took 233267.85ms. Allocated memory was 73.4MB in the beginning and 16.0GB in the end (delta: 15.9GB). Free memory was 49.1MB in the beginning and 12.0GB in the end (delta: -12.0GB). Peak memory consumption was 4.2GB. Max. memory is 16.1GB. [2023-08-29 08:16:30,469 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 54.5MB. Free memory is still 32.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 08:16:30,469 INFO L158 Benchmark]: CACSL2BoogieTranslator took 491.79ms. Allocated memory is still 73.4MB. Free memory was 49.1MB in the beginning and 37.8MB in the end (delta: 11.4MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2023-08-29 08:16:30,470 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.00ms. Allocated memory is still 73.4MB. Free memory was 37.8MB in the beginning and 34.2MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 08:16:30,470 INFO L158 Benchmark]: Boogie Preprocessor took 76.19ms. Allocated memory is still 73.4MB. Free memory was 34.2MB in the beginning and 46.8MB in the end (delta: -12.7MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2023-08-29 08:16:30,471 INFO L158 Benchmark]: RCFGBuilder took 203492.73ms. Allocated memory was 73.4MB in the beginning and 15.9GB in the end (delta: 15.8GB). Free memory was 46.8MB in the beginning and 13.0GB in the end (delta: -12.9GB). Peak memory consumption was 4.7GB. Max. memory is 16.1GB. [2023-08-29 08:16:30,471 INFO L158 Benchmark]: TraceAbstraction took 29124.51ms. Allocated memory was 15.9GB in the beginning and 16.0GB in the end (delta: 123.7MB). Free memory was 13.0GB in the beginning and 12.0GB in the end (delta: 934.3MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2023-08-29 08:16:30,473 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 54.5MB. Free memory is still 32.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 491.79ms. Allocated memory is still 73.4MB. Free memory was 49.1MB in the beginning and 37.8MB in the end (delta: 11.4MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.00ms. Allocated memory is still 73.4MB. Free memory was 37.8MB in the beginning and 34.2MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.19ms. Allocated memory is still 73.4MB. Free memory was 34.2MB in the beginning and 46.8MB in the end (delta: -12.7MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. * RCFGBuilder took 203492.73ms. Allocated memory was 73.4MB in the beginning and 15.9GB in the end (delta: 15.8GB). Free memory was 46.8MB in the beginning and 13.0GB in the end (delta: -12.9GB). Peak memory consumption was 4.7GB. Max. memory is 16.1GB. * TraceAbstraction took 29124.51ms. Allocated memory was 15.9GB in the beginning and 16.0GB in the end (delta: 123.7MB). Free memory was 13.0GB in the beginning and 12.0GB in the end (delta: 934.3MB). Peak memory consumption was 1.3GB. 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. [2023-08-29 08:16:30,697 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2023-08-29 08:16:30,717 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 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe018_rmo.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-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 ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2ca99869d70e44347287c08401504e0aa96889a44ad1dcfb8d04f6de3849ab47 --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 [2023-08-29 08:16:32,678 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 08:16:32,680 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 08:16:32,712 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 08:16:32,714 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 08:16:32,716 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 08:16:32,721 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 08:16:32,722 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 08:16:32,723 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 08:16:32,726 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 08:16:32,727 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 08:16:32,729 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 08:16:32,729 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 08:16:32,731 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 08:16:32,732 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 08:16:32,736 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 08:16:32,736 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 08:16:32,737 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 08:16:32,738 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 08:16:32,742 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 08:16:32,742 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 08:16:32,743 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 08:16:32,743 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 08:16:32,744 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 08:16:32,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 08:16:32,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 08:16:32,749 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 08:16:32,750 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 08:16:32,751 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 08:16:32,751 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 08:16:32,751 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 08:16:32,756 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 08:16:32,757 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 08:16:32,757 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 08:16:32,758 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 08:16:32,758 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 08:16:32,758 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 08:16:32,758 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 08:16:32,759 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 08:16:32,759 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 08:16:32,759 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 08:16:32,761 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 08:16:32,784 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 08:16:32,784 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 08:16:32,785 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 08:16:32,785 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 08:16:32,786 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 08:16:32,786 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 08:16:32,786 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 08:16:32,787 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 08:16:32,787 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 08:16:32,787 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 08:16:32,787 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 08:16:32,788 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 08:16:32,788 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 08:16:32,788 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 08:16:32,788 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 08:16:32,788 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 08:16:32,788 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 08:16:32,788 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 08:16:32,788 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 08:16:32,789 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 08:16:32,789 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 08:16:32,789 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 08:16:32,789 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 08:16:32,789 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 08:16:32,789 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 08:16:32,789 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 08:16:32,790 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 08:16:32,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 08:16:32,790 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 08:16:32,790 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 08:16:32,790 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 08:16:32,790 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 08:16:32,790 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 08:16:32,791 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 08:16:32,791 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 08:16:32,791 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 08:16:32,791 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 08:16:32,791 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 08:16:32,791 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 08:16:32,791 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ca99869d70e44347287c08401504e0aa96889a44ad1dcfb8d04f6de3849ab47 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 08:16:33,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 08:16:33,034 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 08:16:33,036 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 08:16:33,037 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 08:16:33,037 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 08:16:33,038 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe018_rmo.opt.i [2023-08-29 08:16:33,980 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 08:16:34,165 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 08:16:34,167 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_rmo.opt.i [2023-08-29 08:16:34,175 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1c24ac7a/f9b4f03e04514a43a59b78920a187d0c/FLAGecb682f13 [2023-08-29 08:16:34,185 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1c24ac7a/f9b4f03e04514a43a59b78920a187d0c [2023-08-29 08:16:34,187 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 08:16:34,188 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 08:16:34,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 08:16:34,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 08:16:34,194 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 08:16:34,194 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:16:34" (1/1) ... [2023-08-29 08:16:34,196 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25296b88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:16:34, skipping insertion in model container [2023-08-29 08:16:34,196 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:16:34" (1/1) ... [2023-08-29 08:16:34,200 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 08:16:34,238 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 08:16:34,369 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_rmo.opt.i[992,1005] [2023-08-29 08:16:34,577 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 08:16:34,587 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 08:16:34,596 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_rmo.opt.i[992,1005] [2023-08-29 08:16:34,676 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 08:16:34,715 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 08:16:34,715 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 08:16:34,720 INFO L208 MainTranslator]: Completed translation [2023-08-29 08:16:34,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:16:34 WrapperNode [2023-08-29 08:16:34,720 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 08:16:34,721 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 08:16:34,721 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 08:16:34,721 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 08:16:34,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:16:34" (1/1) ... [2023-08-29 08:16:34,758 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:16:34" (1/1) ... [2023-08-29 08:16:34,785 INFO L138 Inliner]: procedures = 180, calls = 73, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 317 [2023-08-29 08:16:34,786 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 08:16:34,786 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 08:16:34,786 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 08:16:34,787 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 08:16:34,792 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:16:34" (1/1) ... [2023-08-29 08:16:34,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:16:34" (1/1) ... [2023-08-29 08:16:34,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:16:34" (1/1) ... [2023-08-29 08:16:34,798 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:16:34" (1/1) ... [2023-08-29 08:16:34,817 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:16:34" (1/1) ... [2023-08-29 08:16:34,830 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:16:34" (1/1) ... [2023-08-29 08:16:34,834 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:16:34" (1/1) ... [2023-08-29 08:16:34,837 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:16:34" (1/1) ... [2023-08-29 08:16:34,854 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 08:16:34,855 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 08:16:34,855 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 08:16:34,855 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 08:16:34,855 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:16:34" (1/1) ... [2023-08-29 08:16:34,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 08:16:34,867 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 08:16:34,879 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) [2023-08-29 08:16:34,888 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 [2023-08-29 08:16:34,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 08:16:34,907 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 08:16:34,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 08:16:34,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 08:16:34,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 08:16:34,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 08:16:34,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 08:16:34,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-29 08:16:34,908 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-29 08:16:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-29 08:16:34,908 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-29 08:16:34,908 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-29 08:16:34,909 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-29 08:16:34,909 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-29 08:16:34,909 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 08:16:34,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 08:16:34,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 08:16:34,911 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 08:16:35,109 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 08:16:35,111 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 08:16:36,386 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 08:20:04,180 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 08:20:04,181 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 08:20:04,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:20:04 BoogieIcfgContainer [2023-08-29 08:20:04,183 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 08:20:04,184 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 08:20:04,184 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 08:20:04,186 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 08:20:04,186 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 08:16:34" (1/3) ... [2023-08-29 08:20:04,187 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a707268 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:20:04, skipping insertion in model container [2023-08-29 08:20:04,187 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:16:34" (2/3) ... [2023-08-29 08:20:04,187 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a707268 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:20:04, skipping insertion in model container [2023-08-29 08:20:04,187 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:20:04" (3/3) ... [2023-08-29 08:20:04,188 INFO L112 eAbstractionObserver]: Analyzing ICFG safe018_rmo.opt.i [2023-08-29 08:20:04,193 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 08:20:04,199 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 08:20:04,199 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 304 error locations. [2023-08-29 08:20:04,199 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 08:20:36,371 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 08:20:36,375 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) [2023-08-29 08:20:36,378 INFO L158 Benchmark]: Toolchain (without parser) took 242189.63ms. Allocated memory was 111.1MB in the beginning and 16.1GB in the end (delta: 16.0GB). Free memory was 86.6MB in the beginning and 12.1GB in the end (delta: -12.0GB). Peak memory consumption was 4.3GB. Max. memory is 16.1GB. [2023-08-29 08:20:36,378 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 67.1MB. Free memory is still 45.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 08:20:36,379 INFO L158 Benchmark]: CACSL2BoogieTranslator took 531.84ms. Allocated memory is still 111.1MB. Free memory was 86.3MB in the beginning and 86.2MB in the end (delta: 54.1kB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. [2023-08-29 08:20:36,379 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.93ms. Allocated memory is still 111.1MB. Free memory was 86.2MB in the beginning and 82.7MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 08:20:36,379 INFO L158 Benchmark]: Boogie Preprocessor took 67.90ms. Allocated memory is still 111.1MB. Free memory was 82.7MB in the beginning and 75.2MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-29 08:20:36,380 INFO L158 Benchmark]: RCFGBuilder took 209327.94ms. Allocated memory was 111.1MB in the beginning and 16.0GB in the end (delta: 15.9GB). Free memory was 75.2MB in the beginning and 12.6GB in the end (delta: -12.6GB). Peak memory consumption was 4.0GB. Max. memory is 16.1GB. [2023-08-29 08:20:36,380 INFO L158 Benchmark]: TraceAbstraction took 32193.03ms. Allocated memory was 16.0GB in the beginning and 16.1GB in the end (delta: 50.3MB). Free memory was 12.6GB in the beginning and 12.1GB in the end (delta: 566.3MB). Peak memory consumption was 944.8MB. Max. memory is 16.1GB. [2023-08-29 08:20:36,382 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 67.1MB. Free memory is still 45.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 531.84ms. Allocated memory is still 111.1MB. Free memory was 86.3MB in the beginning and 86.2MB in the end (delta: 54.1kB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.93ms. Allocated memory is still 111.1MB. Free memory was 86.2MB in the beginning and 82.7MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.90ms. Allocated memory is still 111.1MB. Free memory was 82.7MB in the beginning and 75.2MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 209327.94ms. Allocated memory was 111.1MB in the beginning and 16.0GB in the end (delta: 15.9GB). Free memory was 75.2MB in the beginning and 12.6GB in the end (delta: -12.6GB). Peak memory consumption was 4.0GB. Max. memory is 16.1GB. * TraceAbstraction took 32193.03ms. Allocated memory was 16.0GB in the beginning and 16.1GB in the end (delta: 50.3MB). Free memory was 12.6GB in the beginning and 12.1GB in the end (delta: 566.3MB). Peak memory consumption was 944.8MB. 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. [2023-08-29 08:20:36,605 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2023-08-29 08:20:36,628 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 137 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