./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for 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_pso.oepc_pso.opt_tso.oepc_tso.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 e136f4ab00a1c93eb400bb9f2a21b2887cfec20e18dff1c5960bc25f16f1bcad --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 08:12:26,765 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 08:12:26,766 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 08:12:26,802 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 08:12:26,804 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 08:12:26,807 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 08:12:26,809 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 08:12:26,811 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 08:12:26,812 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 08:12:26,817 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 08:12:26,817 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 08:12:26,819 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 08:12:26,820 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 08:12:26,821 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 08:12:26,822 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 08:12:26,825 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 08:12:26,827 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 08:12:26,828 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 08:12:26,829 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 08:12:26,831 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 08:12:26,834 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 08:12:26,834 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 08:12:26,835 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 08:12:26,836 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 08:12:26,839 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 08:12:26,839 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 08:12:26,839 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 08:12:26,841 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 08:12:26,841 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 08:12:26,842 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 08:12:26,842 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 08:12:26,843 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 08:12:26,844 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 08:12:26,845 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 08:12:26,845 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 08:12:26,846 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 08:12:26,846 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 08:12:26,846 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 08:12:26,846 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 08:12:26,847 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 08:12:26,847 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 08:12:26,849 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 08:12:26,878 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 08:12:26,878 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 08:12:26,879 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 08:12:26,879 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 08:12:26,880 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 08:12:26,880 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 08:12:26,880 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 08:12:26,880 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 08:12:26,880 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 08:12:26,881 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 08:12:26,881 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 08:12:26,881 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 08:12:26,881 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 08:12:26,882 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 08:12:26,882 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 08:12:26,882 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 08:12:26,882 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 08:12:26,882 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 08:12:26,882 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 08:12:26,883 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 08:12:26,883 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 08:12:26,883 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 08:12:26,883 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 08:12:26,883 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 08:12:26,883 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 08:12:26,884 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 08:12:26,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 08:12:26,884 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 08:12:26,884 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 08:12:26,884 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 08:12:26,884 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 08:12:26,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 08:12:26,885 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 08:12:26,885 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 08:12:26,885 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 08:12:26,885 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 08:12:26,885 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 08:12:26,885 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e136f4ab00a1c93eb400bb9f2a21b2887cfec20e18dff1c5960bc25f16f1bcad Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 08:12:27,097 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 08:12:27,110 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 08:12:27,111 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 08:12:27,112 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 08:12:27,112 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 08:12:27,113 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-29 08:12:28,057 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 08:12:28,267 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 08:12:28,268 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-29 08:12:28,281 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c38b7125/ec1b88a1908d47cea024d75be214adb8/FLAGc13d9968b [2023-08-29 08:12:28,290 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c38b7125/ec1b88a1908d47cea024d75be214adb8 [2023-08-29 08:12:28,292 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 08:12:28,293 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 08:12:28,293 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 08:12:28,293 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 08:12:28,295 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 08:12:28,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:12:28" (1/1) ... [2023-08-29 08:12:28,296 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a3f88f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:28, skipping insertion in model container [2023-08-29 08:12:28,296 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:12:28" (1/1) ... [2023-08-29 08:12:28,300 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 08:12:28,338 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 08:12:28,468 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2023-08-29 08:12:28,604 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 08:12:28,612 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 08:12:28,621 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2023-08-29 08:12:28,651 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 08:12:28,682 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 08:12:28,682 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 08:12:28,687 INFO L208 MainTranslator]: Completed translation [2023-08-29 08:12:28,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:28 WrapperNode [2023-08-29 08:12:28,687 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 08:12:28,688 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 08:12:28,688 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 08:12:28,688 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 08:12:28,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:28" (1/1) ... [2023-08-29 08:12:28,717 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:28" (1/1) ... [2023-08-29 08:12:28,737 INFO L138 Inliner]: procedures = 176, calls = 51, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 99 [2023-08-29 08:12:28,738 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 08:12:28,738 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 08:12:28,739 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 08:12:28,739 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 08:12:28,745 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:28" (1/1) ... [2023-08-29 08:12:28,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:28" (1/1) ... [2023-08-29 08:12:28,758 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:28" (1/1) ... [2023-08-29 08:12:28,765 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:28" (1/1) ... [2023-08-29 08:12:28,768 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:28" (1/1) ... [2023-08-29 08:12:28,777 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:28" (1/1) ... [2023-08-29 08:12:28,778 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:28" (1/1) ... [2023-08-29 08:12:28,779 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:28" (1/1) ... [2023-08-29 08:12:28,781 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 08:12:28,782 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 08:12:28,783 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 08:12:28,783 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 08:12:28,784 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:28" (1/1) ... [2023-08-29 08:12:28,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 08:12:28,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 08:12:28,805 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 08:12:28,811 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 08:12:28,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 08:12:28,830 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 08:12:28,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 08:12:28,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 08:12:28,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 08:12:28,830 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-29 08:12:28,830 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-29 08:12:28,830 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-29 08:12:28,830 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-29 08:12:28,831 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-29 08:12:28,831 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-29 08:12:28,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 08:12:28,831 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 08:12:28,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 08:12:28,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 08:12:28,832 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 08:12:28,939 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 08:12:28,941 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 08:12:29,168 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 08:12:29,307 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 08:12:29,307 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 08:12:29,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:12:29 BoogieIcfgContainer [2023-08-29 08:12:29,309 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 08:12:29,320 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 08:12:29,321 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 08:12:29,323 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 08:12:29,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 08:12:28" (1/3) ... [2023-08-29 08:12:29,323 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79d3c25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:12:29, skipping insertion in model container [2023-08-29 08:12:29,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:28" (2/3) ... [2023-08-29 08:12:29,324 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79d3c25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:12:29, skipping insertion in model container [2023-08-29 08:12:29,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:12:29" (3/3) ... [2023-08-29 08:12:29,327 INFO L112 eAbstractionObserver]: Analyzing ICFG safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-29 08:12:29,332 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 08:12:29,338 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 08:12:29,339 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 22 error locations. [2023-08-29 08:12:29,339 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 08:12:29,395 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 08:12:29,399 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 08:12:29,402 INFO L158 Benchmark]: Toolchain (without parser) took 1109.18ms. Allocated memory is still 83.9MB. Free memory was 59.6MB in the beginning and 45.8MB in the end (delta: 13.8MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2023-08-29 08:12:29,403 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 67.1MB. Free memory is still 44.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 08:12:29,404 INFO L158 Benchmark]: CACSL2BoogieTranslator took 394.13ms. Allocated memory is still 83.9MB. Free memory was 59.4MB in the beginning and 60.9MB in the end (delta: -1.5MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2023-08-29 08:12:29,404 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.70ms. Allocated memory is still 83.9MB. Free memory was 60.9MB in the beginning and 58.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 08:12:29,405 INFO L158 Benchmark]: Boogie Preprocessor took 42.78ms. Allocated memory is still 83.9MB. Free memory was 58.8MB in the beginning and 57.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 08:12:29,405 INFO L158 Benchmark]: RCFGBuilder took 527.69ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 54.0MB in the end (delta: 3.1MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2023-08-29 08:12:29,406 INFO L158 Benchmark]: TraceAbstraction took 80.77ms. Allocated memory is still 83.9MB. Free memory was 53.2MB in the beginning and 45.8MB in the end (delta: 7.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 08:12:29,412 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 44.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 394.13ms. Allocated memory is still 83.9MB. Free memory was 59.4MB in the beginning and 60.9MB in the end (delta: -1.5MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.70ms. Allocated memory is still 83.9MB. Free memory was 60.9MB in the beginning and 58.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.78ms. Allocated memory is still 83.9MB. Free memory was 58.8MB in the beginning and 57.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 527.69ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 54.0MB in the end (delta: 3.1MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. * TraceAbstraction took 80.77ms. Allocated memory is still 83.9MB. Free memory was 53.2MB in the beginning and 45.8MB in the end (delta: 7.4MB). Peak memory consumption was 6.3MB. 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. [2023-08-29 08:12:29,440 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-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 e136f4ab00a1c93eb400bb9f2a21b2887cfec20e18dff1c5960bc25f16f1bcad --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 08:12:31,064 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 08:12:31,065 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 08:12:31,095 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 08:12:31,096 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 08:12:31,099 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 08:12:31,100 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 08:12:31,102 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 08:12:31,103 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 08:12:31,108 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 08:12:31,108 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 08:12:31,110 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 08:12:31,110 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 08:12:31,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 08:12:31,113 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 08:12:31,117 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 08:12:31,118 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 08:12:31,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 08:12:31,120 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 08:12:31,123 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 08:12:31,124 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 08:12:31,124 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 08:12:31,125 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 08:12:31,125 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 08:12:31,131 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 08:12:31,131 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 08:12:31,131 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 08:12:31,133 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 08:12:31,133 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 08:12:31,133 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 08:12:31,134 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 08:12:31,137 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 08:12:31,138 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 08:12:31,139 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 08:12:31,139 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 08:12:31,140 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 08:12:31,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 08:12:31,141 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 08:12:31,141 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 08:12:31,141 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 08:12:31,142 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 08:12:31,143 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 08:12:31,158 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 08:12:31,159 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 08:12:31,159 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 08:12:31,159 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 08:12:31,159 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 08:12:31,159 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 08:12:31,160 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 08:12:31,160 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 08:12:31,160 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 08:12:31,160 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 08:12:31,160 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 08:12:31,160 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 08:12:31,160 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 08:12:31,160 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 08:12:31,160 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 08:12:31,161 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 08:12:31,161 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 08:12:31,161 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 08:12:31,161 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 08:12:31,161 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 08:12:31,161 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 08:12:31,161 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 08:12:31,161 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 08:12:31,161 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 08:12:31,161 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 08:12:31,161 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 08:12:31,161 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 08:12:31,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 08:12:31,162 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 08:12:31,162 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 08:12:31,162 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 08:12:31,162 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 08:12:31,162 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 08:12:31,162 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 08:12:31,162 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 08:12:31,162 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 08:12:31,162 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 08:12:31,162 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 08:12:31,162 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 08:12:31,163 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e136f4ab00a1c93eb400bb9f2a21b2887cfec20e18dff1c5960bc25f16f1bcad Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 08:12:31,379 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 08:12:31,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 08:12:31,398 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 08:12:31,399 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 08:12:31,399 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 08:12:31,400 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-29 08:12:32,372 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 08:12:32,598 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 08:12:32,599 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-29 08:12:32,613 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03a5c69de/e6a115797afb4295931c0668a4bc476a/FLAG75e62e11c [2023-08-29 08:12:32,626 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03a5c69de/e6a115797afb4295931c0668a4bc476a [2023-08-29 08:12:32,628 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 08:12:32,629 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 08:12:32,631 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 08:12:32,632 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 08:12:32,634 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 08:12:32,634 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:12:32" (1/1) ... [2023-08-29 08:12:32,635 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d2ed4fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:32, skipping insertion in model container [2023-08-29 08:12:32,635 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:12:32" (1/1) ... [2023-08-29 08:12:32,639 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 08:12:32,678 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 08:12:32,801 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2023-08-29 08:12:32,932 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 08:12:32,946 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 08:12:32,957 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2023-08-29 08:12:32,982 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 08:12:33,010 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 08:12:33,011 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 08:12:33,015 INFO L208 MainTranslator]: Completed translation [2023-08-29 08:12:33,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:33 WrapperNode [2023-08-29 08:12:33,015 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 08:12:33,016 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 08:12:33,017 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 08:12:33,017 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 08:12:33,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:33" (1/1) ... [2023-08-29 08:12:33,046 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:33" (1/1) ... [2023-08-29 08:12:33,066 INFO L138 Inliner]: procedures = 179, calls = 51, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 100 [2023-08-29 08:12:33,066 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 08:12:33,067 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 08:12:33,067 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 08:12:33,067 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 08:12:33,073 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:33" (1/1) ... [2023-08-29 08:12:33,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:33" (1/1) ... [2023-08-29 08:12:33,086 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:33" (1/1) ... [2023-08-29 08:12:33,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:33" (1/1) ... [2023-08-29 08:12:33,095 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:33" (1/1) ... [2023-08-29 08:12:33,099 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:33" (1/1) ... [2023-08-29 08:12:33,101 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:33" (1/1) ... [2023-08-29 08:12:33,107 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:33" (1/1) ... [2023-08-29 08:12:33,110 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 08:12:33,115 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 08:12:33,115 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 08:12:33,116 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 08:12:33,116 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:33" (1/1) ... [2023-08-29 08:12:33,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 08:12:33,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 08:12:33,138 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 08:12:33,153 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 08:12:33,187 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 08:12:33,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 08:12:33,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 08:12:33,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 08:12:33,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 08:12:33,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 08:12:33,188 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-29 08:12:33,188 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-29 08:12:33,188 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-29 08:12:33,188 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-29 08:12:33,189 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-29 08:12:33,189 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-29 08:12:33,189 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 08:12:33,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 08:12:33,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 08:12:33,190 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 08:12:33,295 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 08:12:33,297 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 08:12:33,495 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 08:12:33,614 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 08:12:33,617 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 08:12:33,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:12:33 BoogieIcfgContainer [2023-08-29 08:12:33,619 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 08:12:33,621 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 08:12:33,621 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 08:12:33,623 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 08:12:33,623 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 08:12:32" (1/3) ... [2023-08-29 08:12:33,624 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41a37887 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:12:33, skipping insertion in model container [2023-08-29 08:12:33,624 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:12:33" (2/3) ... [2023-08-29 08:12:33,624 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41a37887 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:12:33, skipping insertion in model container [2023-08-29 08:12:33,624 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:12:33" (3/3) ... [2023-08-29 08:12:33,626 INFO L112 eAbstractionObserver]: Analyzing ICFG safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-29 08:12:33,639 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 08:12:33,646 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 08:12:33,646 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 22 error locations. [2023-08-29 08:12:33,646 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 08:12:33,694 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 08:12:33,698 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 08:12:33,703 INFO L158 Benchmark]: Toolchain (without parser) took 1072.53ms. Allocated memory is still 90.2MB. Free memory was 66.2MB in the beginning and 59.4MB in the end (delta: 6.8MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. [2023-08-29 08:12:33,703 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 69.2MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 08:12:33,703 INFO L158 Benchmark]: CACSL2BoogieTranslator took 384.37ms. Allocated memory is still 90.2MB. Free memory was 65.9MB in the beginning and 44.4MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-08-29 08:12:33,704 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.95ms. Allocated memory is still 90.2MB. Free memory was 44.4MB in the beginning and 42.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 08:12:33,704 INFO L158 Benchmark]: Boogie Preprocessor took 47.61ms. Allocated memory is still 90.2MB. Free memory was 42.2MB in the beginning and 40.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 08:12:33,705 INFO L158 Benchmark]: RCFGBuilder took 504.12ms. Allocated memory is still 90.2MB. Free memory was 40.2MB in the beginning and 33.1MB in the end (delta: 7.1MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2023-08-29 08:12:33,705 INFO L158 Benchmark]: TraceAbstraction took 80.78ms. Allocated memory is still 90.2MB. Free memory was 32.0MB in the beginning and 59.4MB in the end (delta: -27.3MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2023-08-29 08:12:33,715 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50ms. Allocated memory is still 69.2MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 384.37ms. Allocated memory is still 90.2MB. Free memory was 65.9MB in the beginning and 44.4MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.95ms. Allocated memory is still 90.2MB. Free memory was 44.4MB in the beginning and 42.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.61ms. Allocated memory is still 90.2MB. Free memory was 42.2MB in the beginning and 40.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 504.12ms. Allocated memory is still 90.2MB. Free memory was 40.2MB in the beginning and 33.1MB in the end (delta: 7.1MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. * TraceAbstraction took 80.78ms. Allocated memory is still 90.2MB. Free memory was 32.0MB in the beginning and 59.4MB in the end (delta: -27.3MB). Peak memory consumption was 5.8MB. 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 08:12:33,736 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE