./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/weaver/test-context1.wvr.c --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/weaver/test-context1.wvr.c -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 a6c10414fe2617d00008bf9d366bc6ac1618cf93ea0f6ae08bc6c5a126364bce --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 09:15:55,565 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:15:55,568 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:15:55,611 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:15:55,614 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:15:55,617 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:15:55,618 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:15:55,621 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:15:55,625 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:15:55,629 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:15:55,630 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:15:55,632 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:15:55,632 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:15:55,634 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:15:55,635 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:15:55,639 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:15:55,639 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:15:55,641 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:15:55,642 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:15:55,647 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:15:55,650 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:15:55,651 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:15:55,652 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:15:55,653 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:15:55,659 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:15:55,659 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:15:55,660 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:15:55,661 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:15:55,662 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:15:55,663 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:15:55,663 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:15:55,668 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:15:55,670 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:15:55,671 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:15:55,671 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:15:55,672 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:15:55,672 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:15:55,672 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:15:55,673 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:15:55,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:15:55,674 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:15:55,675 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 09:15:55,715 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:15:55,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:15:55,716 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:15:55,717 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:15:55,717 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:15:55,718 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:15:55,718 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:15:55,718 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:15:55,719 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:15:55,719 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:15:55,719 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:15:55,720 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:15:55,720 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 09:15:55,720 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:15:55,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:15:55,720 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:15:55,721 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:15:55,721 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:15:55,721 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:15:55,721 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:15:55,721 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:15:55,721 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:15:55,722 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:15:55,722 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:15:55,722 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:15:55,722 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:15:55,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:15:55,723 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:15:55,723 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:15:55,723 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:15:55,723 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 09:15:55,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 09:15:55,723 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:15:55,724 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:15:55,724 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:15:55,724 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:15:55,724 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:15:55,724 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6c10414fe2617d00008bf9d366bc6ac1618cf93ea0f6ae08bc6c5a126364bce Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:15:56,001 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:15:56,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:15:56,023 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:15:56,024 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:15:56,025 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:15:56,026 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/test-context1.wvr.c [2023-08-29 09:15:57,257 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:15:57,481 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:15:57,482 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-context1.wvr.c [2023-08-29 09:15:57,491 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d3139f74/86f1461133b7414c92a6daa15ea158c3/FLAGa24ac2646 [2023-08-29 09:15:57,512 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d3139f74/86f1461133b7414c92a6daa15ea158c3 [2023-08-29 09:15:57,514 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:15:57,515 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:15:57,518 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:15:57,518 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:15:57,521 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:15:57,522 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:15:57" (1/1) ... [2023-08-29 09:15:57,523 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ce8630 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:57, skipping insertion in model container [2023-08-29 09:15:57,523 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:15:57" (1/1) ... [2023-08-29 09:15:57,528 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:15:57,548 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:15:57,685 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-context1.wvr.c[2433,2446] [2023-08-29 09:15:57,691 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:15:57,699 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:15:57,722 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-context1.wvr.c[2433,2446] [2023-08-29 09:15:57,725 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:15:57,732 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:15:57,733 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:15:57,737 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:15:57,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:57 WrapperNode [2023-08-29 09:15:57,738 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:15:57,739 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:15:57,739 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:15:57,739 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:15:57,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:57" (1/1) ... [2023-08-29 09:15:57,756 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:57" (1/1) ... [2023-08-29 09:15:57,783 INFO L138 Inliner]: procedures = 24, calls = 34, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 236 [2023-08-29 09:15:57,784 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:15:57,784 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:15:57,785 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:15:57,785 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:15:57,812 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:57" (1/1) ... [2023-08-29 09:15:57,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:57" (1/1) ... [2023-08-29 09:15:57,816 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:57" (1/1) ... [2023-08-29 09:15:57,816 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:57" (1/1) ... [2023-08-29 09:15:57,825 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:57" (1/1) ... [2023-08-29 09:15:57,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:57" (1/1) ... [2023-08-29 09:15:57,853 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:57" (1/1) ... [2023-08-29 09:15:57,854 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:57" (1/1) ... [2023-08-29 09:15:57,863 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:15:57,864 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:15:57,864 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:15:57,864 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:15:57,865 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:57" (1/1) ... [2023-08-29 09:15:57,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:15:57,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:15:57,889 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 09:15:57,891 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 09:15:57,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:15:57,912 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 09:15:57,913 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 09:15:57,913 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 09:15:57,913 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 09:15:57,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 09:15:57,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:15:57,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 09:15:57,913 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 09:15:57,914 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 09:15:57,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-29 09:15:57,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:15:57,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:15:57,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 09:15:57,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:15:57,916 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 09:15:58,008 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:15:58,010 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:15:58,473 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:15:58,690 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:15:58,691 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-08-29 09:15:58,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:15:58 BoogieIcfgContainer [2023-08-29 09:15:58,694 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:15:58,695 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:15:58,696 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:15:58,698 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:15:58,698 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:15:57" (1/3) ... [2023-08-29 09:15:58,699 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b33a158 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:15:58, skipping insertion in model container [2023-08-29 09:15:58,699 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:57" (2/3) ... [2023-08-29 09:15:58,700 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b33a158 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:15:58, skipping insertion in model container [2023-08-29 09:15:58,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:15:58" (3/3) ... [2023-08-29 09:15:58,701 INFO L112 eAbstractionObserver]: Analyzing ICFG test-context1.wvr.c [2023-08-29 09:15:58,709 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:15:58,717 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:15:58,718 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 31 error locations. [2023-08-29 09:15:58,718 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:15:58,802 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-29 09:15:58,815 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 09:15:58,821 INFO L158 Benchmark]: Toolchain (without parser) took 1304.24ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 46.5MB in the beginning and 58.0MB in the end (delta: -11.5MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. [2023-08-29 09:15:58,822 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 52.4MB. Free memory was 30.7MB in the beginning and 30.7MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:15:58,822 INFO L158 Benchmark]: CACSL2BoogieTranslator took 220.38ms. Allocated memory is still 69.2MB. Free memory was 46.4MB in the beginning and 34.5MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-29 09:15:58,823 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.09ms. Allocated memory is still 69.2MB. Free memory was 34.5MB in the beginning and 32.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:15:58,824 INFO L158 Benchmark]: Boogie Preprocessor took 79.00ms. Allocated memory is still 69.2MB. Free memory was 32.0MB in the beginning and 47.4MB in the end (delta: -15.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 09:15:58,825 INFO L158 Benchmark]: RCFGBuilder took 829.65ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 47.2MB in the beginning and 45.8MB in the end (delta: 1.3MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2023-08-29 09:15:58,826 INFO L158 Benchmark]: TraceAbstraction took 123.48ms. Allocated memory is still 83.9MB. Free memory was 44.9MB in the beginning and 58.0MB in the end (delta: -13.1MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2023-08-29 09:15:58,834 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 52.4MB. Free memory was 30.7MB in the beginning and 30.7MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 220.38ms. Allocated memory is still 69.2MB. Free memory was 46.4MB in the beginning and 34.5MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.09ms. Allocated memory is still 69.2MB. Free memory was 34.5MB in the beginning and 32.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.00ms. Allocated memory is still 69.2MB. Free memory was 32.0MB in the beginning and 47.4MB in the end (delta: -15.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 829.65ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 47.2MB in the beginning and 45.8MB in the end (delta: 1.3MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. * TraceAbstraction took 123.48ms. Allocated memory is still 83.9MB. Free memory was 44.9MB in the beginning and 58.0MB in the end (delta: -13.1MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-29 09:15:58,857 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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/weaver/test-context1.wvr.c -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 a6c10414fe2617d00008bf9d366bc6ac1618cf93ea0f6ae08bc6c5a126364bce --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 09:16:00,750 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:16:00,752 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:16:00,797 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:16:00,797 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:16:00,800 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:16:00,802 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:16:00,804 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:16:00,806 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:16:00,810 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:16:00,811 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:16:00,813 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:16:00,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:16:00,816 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:16:00,817 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:16:00,820 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:16:00,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:16:00,822 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:16:00,824 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:16:00,830 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:16:00,832 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:16:00,839 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:16:00,841 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:16:00,842 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:16:00,848 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:16:00,849 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:16:00,849 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:16:00,851 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:16:00,851 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:16:00,852 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:16:00,852 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:16:00,854 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:16:00,856 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:16:00,856 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:16:00,857 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:16:00,857 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:16:00,858 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:16:00,858 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:16:00,858 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:16:00,859 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:16:00,860 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:16:00,861 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 09:16:00,895 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:16:00,895 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:16:00,896 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:16:00,897 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:16:00,898 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:16:00,898 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:16:00,898 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:16:00,899 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:16:00,899 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:16:00,899 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:16:00,900 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:16:00,900 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:16:00,900 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:16:00,901 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:16:00,901 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:16:00,901 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:16:00,901 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:16:00,901 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:16:00,901 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 09:16:00,902 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 09:16:00,902 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:16:00,902 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:16:00,902 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:16:00,902 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:16:00,903 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:16:00,903 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:16:00,903 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:16:00,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:16:00,903 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:16:00,904 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:16:00,904 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:16:00,904 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 09:16:00,904 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 09:16:00,905 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:16:00,905 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:16:00,905 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:16:00,905 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:16:00,905 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 09:16:00,906 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:16:00,906 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6c10414fe2617d00008bf9d366bc6ac1618cf93ea0f6ae08bc6c5a126364bce Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:16:01,234 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:16:01,251 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:16:01,253 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:16:01,255 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:16:01,255 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:16:01,256 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/test-context1.wvr.c [2023-08-29 09:16:02,365 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:16:02,531 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:16:02,531 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-context1.wvr.c [2023-08-29 09:16:02,539 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20ad09d99/1061e821473b4d2185d5a47000a459c4/FLAGb9fc4c4c2 [2023-08-29 09:16:02,554 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20ad09d99/1061e821473b4d2185d5a47000a459c4 [2023-08-29 09:16:02,556 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:16:02,557 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:16:02,558 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:16:02,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:16:02,563 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:16:02,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:16:02" (1/1) ... [2023-08-29 09:16:02,564 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@618b8715 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:02, skipping insertion in model container [2023-08-29 09:16:02,565 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:16:02" (1/1) ... [2023-08-29 09:16:02,570 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:16:02,583 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:16:02,746 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-context1.wvr.c[2433,2446] [2023-08-29 09:16:02,762 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:16:02,776 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:16:02,800 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-context1.wvr.c[2433,2446] [2023-08-29 09:16:02,803 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:16:02,811 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:16:02,811 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:16:02,817 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:16:02,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:02 WrapperNode [2023-08-29 09:16:02,818 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:16:02,819 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:16:02,819 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:16:02,819 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:16:02,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:02" (1/1) ... [2023-08-29 09:16:02,866 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:02" (1/1) ... [2023-08-29 09:16:02,904 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 234 [2023-08-29 09:16:02,907 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:16:02,908 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:16:02,908 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:16:02,909 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:16:02,916 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:02" (1/1) ... [2023-08-29 09:16:02,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:02" (1/1) ... [2023-08-29 09:16:02,932 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:02" (1/1) ... [2023-08-29 09:16:02,934 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:02" (1/1) ... [2023-08-29 09:16:02,948 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:02" (1/1) ... [2023-08-29 09:16:02,962 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:02" (1/1) ... [2023-08-29 09:16:02,967 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:02" (1/1) ... [2023-08-29 09:16:02,973 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:02" (1/1) ... [2023-08-29 09:16:02,976 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:16:02,978 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:16:02,979 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:16:02,979 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:16:02,980 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:02" (1/1) ... [2023-08-29 09:16:02,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:16:02,995 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:16:03,014 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 09:16:03,038 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 09:16:03,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:16:03,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 09:16:03,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:16:03,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 09:16:03,054 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 09:16:03,054 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 09:16:03,054 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 09:16:03,055 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 09:16:03,055 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 09:16:03,055 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 09:16:03,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-29 09:16:03,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:16:03,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:16:03,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:16:03,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 09:16:03,057 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 09:16:03,194 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:16:03,195 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:16:03,722 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:16:04,106 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:16:04,107 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-08-29 09:16:04,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:16:04 BoogieIcfgContainer [2023-08-29 09:16:04,111 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:16:04,113 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:16:04,114 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:16:04,117 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:16:04,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:16:02" (1/3) ... [2023-08-29 09:16:04,118 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54814005 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:16:04, skipping insertion in model container [2023-08-29 09:16:04,119 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:16:02" (2/3) ... [2023-08-29 09:16:04,119 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54814005 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:16:04, skipping insertion in model container [2023-08-29 09:16:04,119 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:16:04" (3/3) ... [2023-08-29 09:16:04,120 INFO L112 eAbstractionObserver]: Analyzing ICFG test-context1.wvr.c [2023-08-29 09:16:04,128 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:16:04,137 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:16:04,138 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 31 error locations. [2023-08-29 09:16:04,139 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:16:04,230 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-29 09:16:04,236 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 09:16:04,242 INFO L158 Benchmark]: Toolchain (without parser) took 1683.55ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 45.4MB in the beginning and 41.2MB in the end (delta: 4.2MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2023-08-29 09:16:04,242 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 54.5MB. Free memory was 32.5MB in the beginning and 32.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:16:04,243 INFO L158 Benchmark]: CACSL2BoogieTranslator took 259.81ms. Allocated memory is still 67.1MB. Free memory was 45.3MB in the beginning and 32.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-29 09:16:04,244 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.09ms. Allocated memory is still 67.1MB. Free memory was 32.7MB in the beginning and 46.0MB in the end (delta: -13.3MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2023-08-29 09:16:04,244 INFO L158 Benchmark]: Boogie Preprocessor took 69.43ms. Allocated memory is still 67.1MB. Free memory was 46.0MB in the beginning and 43.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:16:04,245 INFO L158 Benchmark]: RCFGBuilder took 1133.21ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 43.6MB in the beginning and 58.1MB in the end (delta: -14.5MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2023-08-29 09:16:04,246 INFO L158 Benchmark]: TraceAbstraction took 126.42ms. Allocated memory is still 81.8MB. Free memory was 57.1MB in the beginning and 41.2MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-29 09:16:04,254 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 54.5MB. Free memory was 32.5MB in the beginning and 32.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 259.81ms. Allocated memory is still 67.1MB. Free memory was 45.3MB in the beginning and 32.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.09ms. Allocated memory is still 67.1MB. Free memory was 32.7MB in the beginning and 46.0MB in the end (delta: -13.3MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.43ms. Allocated memory is still 67.1MB. Free memory was 46.0MB in the beginning and 43.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1133.21ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 43.6MB in the beginning and 58.1MB in the end (delta: -14.5MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. * TraceAbstraction took 126.42ms. Allocated memory is still 81.8MB. Free memory was 57.1MB in the beginning and 41.2MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. 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 09:16:04,280 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