./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/weaver/popl20-three-array-min.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/popl20-three-array-min.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 3e185f9c0dac86cdbb29caae2de39811a090d813c08c4c3552062c2aa77b8788 --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 09:15:44,650 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:15:44,652 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:15:44,695 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:15:44,695 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:15:44,707 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:15:44,709 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:15:44,711 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:15:44,713 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:15:44,717 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:15:44,718 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:15:44,720 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:15:44,721 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:15:44,723 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:15:44,724 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:15:44,726 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:15:44,727 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:15:44,729 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:15:44,730 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:15:44,733 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:15:44,737 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:15:44,738 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:15:44,738 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:15:44,739 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:15:44,745 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:15:44,747 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:15:44,747 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:15:44,748 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:15:44,749 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:15:44,750 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:15:44,750 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:15:44,752 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:15:44,753 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:15:44,754 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:15:44,754 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:15:44,755 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:15:44,755 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:15:44,755 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:15:44,756 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:15:44,756 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:15:44,757 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:15:44,758 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 09:15:44,789 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:15:44,789 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:15:44,790 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:15:44,790 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:15:44,791 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:15:44,792 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:15:44,792 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:15:44,792 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:15:44,792 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:15:44,793 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:15:44,793 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:15:44,794 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:15:44,794 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 09:15:44,794 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:15:44,794 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:15:44,794 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:15:44,794 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:15:44,795 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:15:44,795 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:15:44,795 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:15:44,795 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:15:44,795 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:15:44,795 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:15:44,796 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:15:44,796 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:15:44,796 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:15:44,796 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:15:44,796 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:15:44,797 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:15:44,797 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:15:44,797 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 09:15:44,797 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 09:15:44,797 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:15:44,798 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:15:44,798 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:15:44,798 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:15:44,798 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:15:44,798 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e185f9c0dac86cdbb29caae2de39811a090d813c08c4c3552062c2aa77b8788 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:15:45,078 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:15:45,102 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:15:45,105 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:15:45,105 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:15:45,106 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:15:45,107 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-three-array-min.wvr.c [2023-08-29 09:15:46,376 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:15:46,593 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:15:46,594 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-three-array-min.wvr.c [2023-08-29 09:15:46,602 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/365810695/9394ba25c4d44fef99ba744d90cfb201/FLAG9498622b0 [2023-08-29 09:15:46,613 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/365810695/9394ba25c4d44fef99ba744d90cfb201 [2023-08-29 09:15:46,615 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:15:46,616 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:15:46,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:15:46,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:15:46,624 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:15:46,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:15:46" (1/1) ... [2023-08-29 09:15:46,626 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56bf8f5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:46, skipping insertion in model container [2023-08-29 09:15:46,627 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:15:46" (1/1) ... [2023-08-29 09:15:46,633 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:15:46,651 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:15:46,842 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/popl20-three-array-min.wvr.c[2815,2828] [2023-08-29 09:15:46,851 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:15:46,865 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:15:46,947 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/popl20-three-array-min.wvr.c[2815,2828] [2023-08-29 09:15:46,956 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:15:46,973 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:15:46,976 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:15:46,981 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:15:46,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:46 WrapperNode [2023-08-29 09:15:46,982 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:15:46,983 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:15:46,984 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:15:46,984 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:15:46,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:46" (1/1) ... [2023-08-29 09:15:47,009 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:46" (1/1) ... [2023-08-29 09:15:47,058 INFO L138 Inliner]: procedures = 26, calls = 57, calls flagged for inlining = 14, calls inlined = 22, statements flattened = 375 [2023-08-29 09:15:47,059 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:15:47,060 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:15:47,060 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:15:47,060 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:15:47,068 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:46" (1/1) ... [2023-08-29 09:15:47,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:46" (1/1) ... [2023-08-29 09:15:47,085 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:46" (1/1) ... [2023-08-29 09:15:47,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:46" (1/1) ... [2023-08-29 09:15:47,121 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:46" (1/1) ... [2023-08-29 09:15:47,128 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:46" (1/1) ... [2023-08-29 09:15:47,131 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:46" (1/1) ... [2023-08-29 09:15:47,133 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:46" (1/1) ... [2023-08-29 09:15:47,137 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:15:47,138 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:15:47,138 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:15:47,138 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:15:47,139 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:46" (1/1) ... [2023-08-29 09:15:47,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:15:47,155 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:15:47,198 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 09:15:47,216 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 09:15:47,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:15:47,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:15:47,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 09:15:47,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 09:15:47,242 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 09:15:47,242 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 09:15:47,243 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 09:15:47,243 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 09:15:47,243 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-29 09:15:47,243 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-29 09:15:47,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 09:15:47,243 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 09:15:47,243 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 09:15:47,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-29 09:15:47,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:15:47,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:15:47,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:15:47,246 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 09:15:47,391 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:15:47,405 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:15:48,018 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:15:48,182 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:15:48,182 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-08-29 09:15:48,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:15:48 BoogieIcfgContainer [2023-08-29 09:15:48,185 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:15:48,187 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:15:48,187 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:15:48,190 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:15:48,190 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:15:46" (1/3) ... [2023-08-29 09:15:48,190 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2851ed45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:15:48, skipping insertion in model container [2023-08-29 09:15:48,191 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:46" (2/3) ... [2023-08-29 09:15:48,191 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2851ed45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:15:48, skipping insertion in model container [2023-08-29 09:15:48,191 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:15:48" (3/3) ... [2023-08-29 09:15:48,192 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-three-array-min.wvr.c [2023-08-29 09:15:48,199 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:15:48,207 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:15:48,208 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 58 error locations. [2023-08-29 09:15:48,208 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:15:48,324 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-29 09:15:48,330 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 09:15:48,336 INFO L158 Benchmark]: Toolchain (without parser) took 1718.99ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 44.1MB in the beginning and 34.7MB in the end (delta: 9.5MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2023-08-29 09:15:48,337 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 73.4MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:15:48,338 INFO L158 Benchmark]: CACSL2BoogieTranslator took 365.00ms. Allocated memory is still 73.4MB. Free memory was 43.9MB in the beginning and 51.4MB in the end (delta: -7.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-29 09:15:48,338 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.04ms. Allocated memory is still 73.4MB. Free memory was 51.4MB in the beginning and 47.7MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 09:15:48,339 INFO L158 Benchmark]: Boogie Preprocessor took 77.06ms. Allocated memory is still 73.4MB. Free memory was 47.7MB in the beginning and 43.8MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 09:15:48,340 INFO L158 Benchmark]: RCFGBuilder took 1047.94ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 43.8MB in the beginning and 60.4MB in the end (delta: -16.6MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2023-08-29 09:15:48,341 INFO L158 Benchmark]: TraceAbstraction took 147.74ms. Allocated memory is still 88.1MB. Free memory was 59.4MB in the beginning and 34.7MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-08-29 09:15:48,348 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 73.4MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 365.00ms. Allocated memory is still 73.4MB. Free memory was 43.9MB in the beginning and 51.4MB in the end (delta: -7.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.04ms. Allocated memory is still 73.4MB. Free memory was 51.4MB in the beginning and 47.7MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.06ms. Allocated memory is still 73.4MB. Free memory was 47.7MB in the beginning and 43.8MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1047.94ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 43.8MB in the beginning and 60.4MB in the end (delta: -16.6MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. * TraceAbstraction took 147.74ms. Allocated memory is still 88.1MB. Free memory was 59.4MB in the beginning and 34.7MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. 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 09:15:48,380 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/popl20-three-array-min.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 3e185f9c0dac86cdbb29caae2de39811a090d813c08c4c3552062c2aa77b8788 --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 09:15:50,226 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:15:50,228 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:15:50,250 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:15:50,251 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:15:50,252 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:15:50,253 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:15:50,255 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:15:50,256 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:15:50,257 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:15:50,258 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:15:50,259 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:15:50,259 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:15:50,260 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:15:50,261 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:15:50,262 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:15:50,262 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:15:50,263 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:15:50,264 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:15:50,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:15:50,272 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:15:50,273 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:15:50,274 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:15:50,275 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:15:50,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:15:50,279 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:15:50,279 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:15:50,280 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:15:50,281 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:15:50,281 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:15:50,282 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:15:50,282 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:15:50,283 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:15:50,284 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:15:50,285 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:15:50,285 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:15:50,286 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:15:50,286 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:15:50,286 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:15:50,287 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:15:50,288 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:15:50,289 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 09:15:50,310 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:15:50,310 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:15:50,310 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:15:50,311 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:15:50,311 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:15:50,312 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:15:50,313 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:15:50,313 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:15:50,313 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:15:50,314 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:15:50,314 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:15:50,315 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:15:50,315 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:15:50,315 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:15:50,315 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:15:50,315 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:15:50,316 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:15:50,316 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:15:50,316 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 09:15:50,316 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 09:15:50,317 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:15:50,317 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:15:50,317 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:15:50,317 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:15:50,317 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:15:50,318 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:15:50,318 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:15:50,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:15:50,318 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:15:50,319 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:15:50,319 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:15:50,319 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 09:15:50,319 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 09:15:50,320 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:15:50,320 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:15:50,320 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:15:50,320 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:15:50,321 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 09:15:50,321 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:15:50,321 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e185f9c0dac86cdbb29caae2de39811a090d813c08c4c3552062c2aa77b8788 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:15:50,671 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:15:50,696 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:15:50,698 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:15:50,699 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:15:50,700 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:15:50,701 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-three-array-min.wvr.c [2023-08-29 09:15:51,944 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:15:52,155 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:15:52,155 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-three-array-min.wvr.c [2023-08-29 09:15:52,165 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6510a64e6/988c7c54bdf945079830b025436cfa94/FLAG06e94ae48 [2023-08-29 09:15:52,179 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6510a64e6/988c7c54bdf945079830b025436cfa94 [2023-08-29 09:15:52,182 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:15:52,183 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:15:52,185 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:15:52,186 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:15:52,189 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:15:52,189 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:15:52" (1/1) ... [2023-08-29 09:15:52,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50efbb68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:52, skipping insertion in model container [2023-08-29 09:15:52,191 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:15:52" (1/1) ... [2023-08-29 09:15:52,197 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:15:52,224 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:15:52,412 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/popl20-three-array-min.wvr.c[2815,2828] [2023-08-29 09:15:52,424 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:15:52,441 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:15:52,500 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/popl20-three-array-min.wvr.c[2815,2828] [2023-08-29 09:15:52,510 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:15:52,525 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:15:52,525 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:15:52,531 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:15:52,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:52 WrapperNode [2023-08-29 09:15:52,532 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:15:52,533 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:15:52,534 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:15:52,534 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:15:52,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:52" (1/1) ... [2023-08-29 09:15:52,567 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:52" (1/1) ... [2023-08-29 09:15:52,614 INFO L138 Inliner]: procedures = 28, calls = 57, calls flagged for inlining = 14, calls inlined = 22, statements flattened = 368 [2023-08-29 09:15:52,618 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:15:52,619 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:15:52,619 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:15:52,619 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:15:52,628 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:52" (1/1) ... [2023-08-29 09:15:52,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:52" (1/1) ... [2023-08-29 09:15:52,643 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:52" (1/1) ... [2023-08-29 09:15:52,652 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:52" (1/1) ... [2023-08-29 09:15:52,686 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:52" (1/1) ... [2023-08-29 09:15:52,694 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:52" (1/1) ... [2023-08-29 09:15:52,701 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:52" (1/1) ... [2023-08-29 09:15:52,707 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:52" (1/1) ... [2023-08-29 09:15:52,713 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:15:52,715 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:15:52,716 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:15:52,716 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:15:52,717 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:52" (1/1) ... [2023-08-29 09:15:52,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:15:52,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:15:52,746 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 09:15:52,773 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 09:15:52,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:15:52,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 09:15:52,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:15:52,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 09:15:52,788 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 09:15:52,789 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 09:15:52,789 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 09:15:52,789 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 09:15:52,789 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-29 09:15:52,789 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-29 09:15:52,789 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 09:15:52,790 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 09:15:52,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-29 09:15:52,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:15:52,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:15:52,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:15:52,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 09:15:52,793 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 09:15:52,985 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:15:52,987 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:15:53,889 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:15:54,092 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:15:54,092 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-08-29 09:15:54,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:15:54 BoogieIcfgContainer [2023-08-29 09:15:54,095 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:15:54,106 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:15:54,106 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:15:54,109 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:15:54,109 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:15:52" (1/3) ... [2023-08-29 09:15:54,110 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@272b34f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:15:54, skipping insertion in model container [2023-08-29 09:15:54,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:15:52" (2/3) ... [2023-08-29 09:15:54,110 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@272b34f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:15:54, skipping insertion in model container [2023-08-29 09:15:54,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:15:54" (3/3) ... [2023-08-29 09:15:54,112 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-three-array-min.wvr.c [2023-08-29 09:15:54,118 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:15:54,127 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:15:54,127 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 58 error locations. [2023-08-29 09:15:54,127 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:15:54,240 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-29 09:15:54,246 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 09:15:54,251 INFO L158 Benchmark]: Toolchain (without parser) took 2067.04ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 48.6MB in the beginning and 56.2MB in the end (delta: -7.6MB). Peak memory consumption was 36.5MB. Max. memory is 16.1GB. [2023-08-29 09:15:54,252 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 58.7MB. Free memory was 36.6MB in the beginning and 36.5MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:15:54,252 INFO L158 Benchmark]: CACSL2BoogieTranslator took 346.92ms. Allocated memory is still 73.4MB. Free memory was 48.2MB in the beginning and 51.2MB in the end (delta: -3.0MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2023-08-29 09:15:54,253 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.26ms. Allocated memory is still 73.4MB. Free memory was 51.2MB in the beginning and 47.6MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:15:54,254 INFO L158 Benchmark]: Boogie Preprocessor took 95.67ms. Allocated memory is still 73.4MB. Free memory was 47.6MB in the beginning and 43.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 09:15:54,254 INFO L158 Benchmark]: RCFGBuilder took 1380.13ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 43.4MB in the beginning and 36.0MB in the end (delta: 7.4MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. [2023-08-29 09:15:54,255 INFO L158 Benchmark]: TraceAbstraction took 144.01ms. Allocated memory is still 92.3MB. Free memory was 66.3MB in the beginning and 56.2MB in the end (delta: 10.1MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-08-29 09:15:54,263 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61ms. Allocated memory is still 58.7MB. Free memory was 36.6MB in the beginning and 36.5MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 346.92ms. Allocated memory is still 73.4MB. Free memory was 48.2MB in the beginning and 51.2MB in the end (delta: -3.0MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.26ms. Allocated memory is still 73.4MB. Free memory was 51.2MB in the beginning and 47.6MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 95.67ms. Allocated memory is still 73.4MB. Free memory was 47.6MB in the beginning and 43.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1380.13ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 43.4MB in the beginning and 36.0MB in the end (delta: 7.4MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. * TraceAbstraction took 144.01ms. Allocated memory is still 92.3MB. Free memory was 66.3MB in the beginning and 56.2MB in the end (delta: 10.1MB). Peak memory consumption was 35.7MB. 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 09:15:54,292 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