./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/weaver/spaghetti.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/spaghetti.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 7e50ae1d6af13c623583d6a2f949e9597ecd4d402771d52399b9fc659c58a3d1 --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 09:15:52,583 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:15:52,585 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:15:52,628 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:15:52,630 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:15:52,633 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:15:52,635 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:15:52,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:15:52,638 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:15:52,643 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:15:52,644 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:15:52,646 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:15:52,646 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:15:52,648 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:15:52,649 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:15:52,653 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:15:52,654 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:15:52,657 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:15:52,659 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:15:52,663 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:15:52,664 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:15:52,665 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:15:52,666 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:15:52,667 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:15:52,673 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:15:52,673 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:15:52,674 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:15:52,676 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:15:52,676 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:15:52,677 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:15:52,677 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:15:52,686 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:15:52,688 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:15:52,689 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:15:52,690 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:15:52,690 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:15:52,691 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:15:52,691 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:15:52,691 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:15:52,692 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:15:52,692 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:15:52,694 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 09:15:52,727 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:15:52,727 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:15:52,728 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:15:52,728 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:15:52,729 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:15:52,729 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:15:52,730 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:15:52,730 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:15:52,730 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:15:52,731 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:15:52,732 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:15:52,732 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:15:52,732 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 09:15:52,732 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:15:52,732 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:15:52,733 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:15:52,733 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:15:52,733 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:15:52,733 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:15:52,734 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:15:52,734 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:15:52,734 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:15:52,734 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:15:52,734 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:15:52,735 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:15:52,735 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:15:52,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:15:52,735 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:15:52,736 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:15:52,736 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:15:52,736 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 09:15:52,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 09:15:52,737 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:15:52,737 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:15:52,737 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:15:52,737 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:15:52,738 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:15:52,738 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e50ae1d6af13c623583d6a2f949e9597ecd4d402771d52399b9fc659c58a3d1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:15:53,037 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:15:53,056 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:15:53,058 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:15:53,059 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:15:53,060 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:15:53,061 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/spaghetti.wvr.c [2023-08-29 09:15:54,284 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:15:54,491 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:15:54,496 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/spaghetti.wvr.c [2023-08-29 09:15:54,501 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3683ef8aa/d6b0437a2dde45fd9c58e2747a04cefc/FLAG848f54667 [2023-08-29 09:15:54,514 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3683ef8aa/d6b0437a2dde45fd9c58e2747a04cefc [2023-08-29 09:15:54,515 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:15:54,516 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:15:54,518 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:15:54,518 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:15:54,520 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:15:54,521 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:15:54" (1/1) ... [2023-08-29 09:15:54,522 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1de99d7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:54, skipping insertion in model container [2023-08-29 09:15:54,522 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:15:54" (1/1) ... [2023-08-29 09:15:54,527 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:15:54,542 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:15:54,705 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/spaghetti.wvr.c[3221,3234] [2023-08-29 09:15:54,709 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:15:54,720 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:15:54,744 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/spaghetti.wvr.c[3221,3234] [2023-08-29 09:15:54,745 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:15:54,751 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:15:54,751 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:15:54,757 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:15:54,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:54 WrapperNode [2023-08-29 09:15:54,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:15:54,758 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:15:54,758 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:15:54,759 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:15:54,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:54" (1/1) ... [2023-08-29 09:15:54,785 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:54" (1/1) ... [2023-08-29 09:15:54,817 INFO L138 Inliner]: procedures = 23, calls = 59, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 112 [2023-08-29 09:15:54,819 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:15:54,820 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:15:54,820 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:15:54,821 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:15:54,828 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:54" (1/1) ... [2023-08-29 09:15:54,828 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:54" (1/1) ... [2023-08-29 09:15:54,842 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:54" (1/1) ... [2023-08-29 09:15:54,844 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:54" (1/1) ... [2023-08-29 09:15:54,851 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:54" (1/1) ... [2023-08-29 09:15:54,865 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:54" (1/1) ... [2023-08-29 09:15:54,867 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:54" (1/1) ... [2023-08-29 09:15:54,868 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:54" (1/1) ... [2023-08-29 09:15:54,870 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:15:54,870 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:15:54,871 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:15:54,871 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:15:54,871 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:54" (1/1) ... [2023-08-29 09:15:54,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:15:54,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:15:54,952 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 09:15:54,985 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 09:15:55,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:15:55,000 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 09:15:55,000 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 09:15:55,000 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 09:15:55,001 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 09:15:55,001 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-29 09:15:55,001 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-29 09:15:55,001 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-29 09:15:55,001 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-29 09:15:55,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 09:15:55,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:15:55,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 09:15:55,002 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 09:15:55,002 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 09:15:55,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:15:55,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:15:55,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 09:15:55,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:15:55,004 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 09:15:55,151 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:15:55,153 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:15:55,560 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:15:55,695 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:15:55,708 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-08-29 09:15:55,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:15:55 BoogieIcfgContainer [2023-08-29 09:15:55,711 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:15:55,713 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:15:55,714 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:15:55,716 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:15:55,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:15:54" (1/3) ... [2023-08-29 09:15:55,717 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d3f475b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:15:55, skipping insertion in model container [2023-08-29 09:15:55,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:54" (2/3) ... [2023-08-29 09:15:55,718 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d3f475b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:15:55, skipping insertion in model container [2023-08-29 09:15:55,718 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:15:55" (3/3) ... [2023-08-29 09:15:55,720 INFO L112 eAbstractionObserver]: Analyzing ICFG spaghetti.wvr.c [2023-08-29 09:15:55,727 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:15:55,734 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:15:55,735 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 32 error locations. [2023-08-29 09:15:55,735 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:15:55,812 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-29 09:15:55,818 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 09:15:55,823 INFO L158 Benchmark]: Toolchain (without parser) took 1305.81ms. Allocated memory is still 107.0MB. Free memory was 84.7MB in the beginning and 58.1MB in the end (delta: 26.6MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2023-08-29 09:15:55,824 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 62.9MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:15:55,825 INFO L158 Benchmark]: CACSL2BoogieTranslator took 240.16ms. Allocated memory is still 107.0MB. Free memory was 84.4MB in the beginning and 72.6MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-29 09:15:55,826 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.71ms. Allocated memory is still 107.0MB. Free memory was 72.6MB in the beginning and 70.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:15:55,827 INFO L158 Benchmark]: Boogie Preprocessor took 49.79ms. Allocated memory is still 107.0MB. Free memory was 70.6MB in the beginning and 68.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:15:55,827 INFO L158 Benchmark]: RCFGBuilder took 840.82ms. Allocated memory is still 107.0MB. Free memory was 68.5MB in the beginning and 68.6MB in the end (delta: -168.4kB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-08-29 09:15:55,828 INFO L158 Benchmark]: TraceAbstraction took 108.82ms. Allocated memory is still 107.0MB. Free memory was 68.2MB in the beginning and 58.1MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-29 09:15:55,837 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 62.9MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 240.16ms. Allocated memory is still 107.0MB. Free memory was 84.4MB in the beginning and 72.6MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.71ms. Allocated memory is still 107.0MB. Free memory was 72.6MB in the beginning and 70.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.79ms. Allocated memory is still 107.0MB. Free memory was 70.6MB in the beginning and 68.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 840.82ms. Allocated memory is still 107.0MB. Free memory was 68.5MB in the beginning and 68.6MB in the end (delta: -168.4kB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 108.82ms. Allocated memory is still 107.0MB. Free memory was 68.2MB in the beginning and 58.1MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. 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 09:15:55,861 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/weaver/spaghetti.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 7e50ae1d6af13c623583d6a2f949e9597ecd4d402771d52399b9fc659c58a3d1 --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 09:15:57,668 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:15:57,671 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:15:57,712 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:15:57,714 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:15:57,717 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:15:57,719 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:15:57,722 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:15:57,733 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:15:57,737 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:15:57,738 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:15:57,739 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:15:57,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:15:57,742 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:15:57,743 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:15:57,744 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:15:57,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:15:57,747 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:15:57,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:15:57,752 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:15:57,769 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:15:57,770 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:15:57,771 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:15:57,771 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:15:57,779 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:15:57,779 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:15:57,779 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:15:57,781 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:15:57,781 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:15:57,782 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:15:57,782 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:15:57,787 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:15:57,788 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:15:57,789 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:15:57,790 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:15:57,791 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:15:57,791 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:15:57,791 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:15:57,792 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:15:57,792 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:15:57,793 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:15:57,794 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 09:15:57,829 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:15:57,829 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:15:57,830 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:15:57,830 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:15:57,831 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:15:57,831 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:15:57,832 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:15:57,832 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:15:57,832 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:15:57,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:15:57,833 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:15:57,833 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:15:57,834 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:15:57,834 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:15:57,834 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:15:57,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:15:57,834 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:15:57,834 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:15:57,835 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 09:15:57,835 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 09:15:57,835 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:15:57,835 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:15:57,835 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:15:57,836 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:15:57,836 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:15:57,836 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:15:57,836 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:15:57,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:15:57,837 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:15:57,837 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:15:57,837 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:15:57,837 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 09:15:57,837 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 09:15:57,838 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:15:57,838 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:15:57,838 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:15:57,838 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:15:57,838 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 09:15:57,839 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:15:57,839 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e50ae1d6af13c623583d6a2f949e9597ecd4d402771d52399b9fc659c58a3d1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:15:58,140 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:15:58,164 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:15:58,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:15:58,168 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:15:58,169 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:15:58,170 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/spaghetti.wvr.c [2023-08-29 09:15:59,352 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:15:59,556 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:15:59,557 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/spaghetti.wvr.c [2023-08-29 09:15:59,563 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb752b124/8b4e079ec8e84fbfb1e7414cd471e523/FLAGac54f7bbe [2023-08-29 09:15:59,579 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb752b124/8b4e079ec8e84fbfb1e7414cd471e523 [2023-08-29 09:15:59,582 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:15:59,584 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:15:59,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:15:59,587 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:15:59,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:15:59,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:15:59" (1/1) ... [2023-08-29 09:15:59,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65f4aac9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:59, skipping insertion in model container [2023-08-29 09:15:59,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:15:59" (1/1) ... [2023-08-29 09:15:59,598 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:15:59,619 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:15:59,813 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/spaghetti.wvr.c[3221,3234] [2023-08-29 09:15:59,817 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:15:59,830 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:15:59,873 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/spaghetti.wvr.c[3221,3234] [2023-08-29 09:15:59,876 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:15:59,888 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:15:59,888 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:15:59,894 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:15:59,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:59 WrapperNode [2023-08-29 09:15:59,894 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:15:59,895 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:15:59,895 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:15:59,896 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:15:59,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:59" (1/1) ... [2023-08-29 09:15:59,932 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:59" (1/1) ... [2023-08-29 09:15:59,963 INFO L138 Inliner]: procedures = 25, calls = 59, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 112 [2023-08-29 09:15:59,963 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:15:59,964 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:15:59,964 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:15:59,964 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:15:59,971 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:59" (1/1) ... [2023-08-29 09:15:59,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:59" (1/1) ... [2023-08-29 09:15:59,975 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:59" (1/1) ... [2023-08-29 09:15:59,975 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:59" (1/1) ... [2023-08-29 09:15:59,988 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:59" (1/1) ... [2023-08-29 09:15:59,991 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:59" (1/1) ... [2023-08-29 09:15:59,997 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:59" (1/1) ... [2023-08-29 09:15:59,999 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:59" (1/1) ... [2023-08-29 09:16:00,000 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:16:00,001 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:16:00,001 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:16:00,001 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:16:00,002 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:59" (1/1) ... [2023-08-29 09:16:00,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:16:00,020 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:16:00,035 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 09:16:00,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:16:00,090 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 09:16:00,090 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 09:16:00,090 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 09:16:00,090 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 09:16:00,090 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-29 09:16:00,090 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-29 09:16:00,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 09:16:00,090 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-29 09:16:00,090 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-29 09:16:00,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:16:00,090 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 09:16:00,090 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 09:16:00,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 09:16:00,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:16:00,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:16:00,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:16:00,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 09:16:00,092 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 09:16:00,073 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 09:16:00,250 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:16:00,254 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:16:00,675 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:16:00,799 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:16:00,799 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-08-29 09:16:00,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:16:00 BoogieIcfgContainer [2023-08-29 09:16:00,802 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:16:00,804 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:16:00,804 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:16:00,807 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:16:00,807 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:15:59" (1/3) ... [2023-08-29 09:16:00,807 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@359a3b9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:16:00, skipping insertion in model container [2023-08-29 09:16:00,808 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:59" (2/3) ... [2023-08-29 09:16:00,808 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@359a3b9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:16:00, skipping insertion in model container [2023-08-29 09:16:00,808 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:16:00" (3/3) ... [2023-08-29 09:16:00,809 INFO L112 eAbstractionObserver]: Analyzing ICFG spaghetti.wvr.c [2023-08-29 09:16:00,815 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:16:00,821 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:16:00,821 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 32 error locations. [2023-08-29 09:16:00,821 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:16:00,881 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-29 09:16:00,887 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 09:16:00,891 INFO L158 Benchmark]: Toolchain (without parser) took 1306.37ms. Allocated memory is still 81.8MB. Free memory was 60.0MB in the beginning and 41.2MB in the end (delta: 18.8MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2023-08-29 09:16:00,891 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory is still 38.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:16:00,892 INFO L158 Benchmark]: CACSL2BoogieTranslator took 308.36ms. Allocated memory is still 81.8MB. Free memory was 59.8MB in the beginning and 47.6MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-29 09:16:00,892 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.97ms. Allocated memory is still 81.8MB. Free memory was 47.6MB in the beginning and 45.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:16:00,893 INFO L158 Benchmark]: Boogie Preprocessor took 36.85ms. Allocated memory is still 81.8MB. Free memory was 45.5MB in the beginning and 43.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:16:00,893 INFO L158 Benchmark]: RCFGBuilder took 800.40ms. Allocated memory is still 81.8MB. Free memory was 43.5MB in the beginning and 54.4MB in the end (delta: -10.9MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2023-08-29 09:16:00,894 INFO L158 Benchmark]: TraceAbstraction took 85.35ms. Allocated memory is still 81.8MB. Free memory was 53.8MB in the beginning and 41.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-29 09:16:00,896 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory is still 38.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 308.36ms. Allocated memory is still 81.8MB. Free memory was 59.8MB in the beginning and 47.6MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.97ms. Allocated memory is still 81.8MB. Free memory was 47.6MB in the beginning and 45.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.85ms. Allocated memory is still 81.8MB. Free memory was 45.5MB in the beginning and 43.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 800.40ms. Allocated memory is still 81.8MB. Free memory was 43.5MB in the beginning and 54.4MB in the end (delta: -10.9MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * TraceAbstraction took 85.35ms. Allocated memory is still 81.8MB. Free memory was 53.8MB in the beginning and 41.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-29 09:16:00,915 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