./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix013.oepc.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix013.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 39bd8ca48891731a487992488872bfabe93c299f5e64a0d2d763ed7464a4fc31 --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 [2023-08-30 22:21:11,546 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:21:11,547 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:21:11,573 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:21:11,573 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:21:11,574 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:21:11,574 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:21:11,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:21:11,582 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:21:11,586 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:21:11,588 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:21:11,590 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:21:11,592 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:21:11,593 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:21:11,594 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:21:11,597 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:21:11,598 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:21:11,598 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:21:11,600 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:21:11,607 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:21:11,609 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:21:11,612 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:21:11,613 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:21:11,613 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:21:11,617 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:21:11,619 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:21:11,619 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:21:11,620 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:21:11,620 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:21:11,621 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:21:11,622 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:21:11,622 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:21:11,623 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:21:11,624 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:21:11,624 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:21:11,625 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:21:11,626 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:21:11,626 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:21:11,626 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:21:11,626 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:21:11,627 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:21:11,628 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:21:11,653 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:21:11,653 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:21:11,654 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:21:11,654 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:21:11,655 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:21:11,655 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:21:11,655 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:21:11,655 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:21:11,655 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:21:11,656 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:21:11,656 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:21:11,656 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:21:11,657 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:21:11,657 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:21:11,657 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:21:11,657 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:21:11,657 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:21:11,657 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:21:11,658 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:21:11,658 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:21:11,658 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:21:11,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:21:11,658 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:21:11,658 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:21:11,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:21:11,659 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:21:11,659 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:21:11,659 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:21:11,659 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:21:11,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:21:11,659 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:21:11,659 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:21:11,660 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:21:11,660 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:21:11,660 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:21:11,660 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 39bd8ca48891731a487992488872bfabe93c299f5e64a0d2d763ed7464a4fc31 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:21:11,900 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:21:11,917 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:21:11,918 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:21:11,920 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:21:11,920 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:21:11,921 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix013.oepc.i [2023-08-30 22:21:12,815 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:21:13,013 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:21:13,014 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix013.oepc.i [2023-08-30 22:21:13,024 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7824c8f28/f2c64d5a252e4807b3853da7fc2dd060/FLAG050e5ac4a [2023-08-30 22:21:13,033 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7824c8f28/f2c64d5a252e4807b3853da7fc2dd060 [2023-08-30 22:21:13,035 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:21:13,036 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:21:13,036 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:21:13,036 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:21:13,038 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:21:13,039 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:21:13" (1/1) ... [2023-08-30 22:21:13,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ecaa691 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:13, skipping insertion in model container [2023-08-30 22:21:13,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:21:13" (1/1) ... [2023-08-30 22:21:13,044 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:21:13,095 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:21:13,202 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix013.oepc.i[945,958] [2023-08-30 22:21:13,378 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:21:13,385 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:21:13,392 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix013.oepc.i[945,958] [2023-08-30 22:21:13,445 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:21:13,472 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:21:13,474 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:21:13,479 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:21:13,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:13 WrapperNode [2023-08-30 22:21:13,479 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:21:13,480 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:21:13,481 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:21:13,481 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:21:13,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:13" (1/1) ... [2023-08-30 22:21:13,510 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:13" (1/1) ... [2023-08-30 22:21:13,539 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 147 [2023-08-30 22:21:13,539 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:21:13,540 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:21:13,540 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:21:13,541 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:21:13,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:13" (1/1) ... [2023-08-30 22:21:13,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:13" (1/1) ... [2023-08-30 22:21:13,558 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:13" (1/1) ... [2023-08-30 22:21:13,558 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:13" (1/1) ... [2023-08-30 22:21:13,566 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:13" (1/1) ... [2023-08-30 22:21:13,574 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:13" (1/1) ... [2023-08-30 22:21:13,577 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:13" (1/1) ... [2023-08-30 22:21:13,578 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:13" (1/1) ... [2023-08-30 22:21:13,580 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:21:13,580 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:21:13,580 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:21:13,581 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:21:13,581 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:13" (1/1) ... [2023-08-30 22:21:13,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:21:13,599 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:21:13,610 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) [2023-08-30 22:21:13,616 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 [2023-08-30 22:21:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:21:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:21:13,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:21:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:21:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:21:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:21:13,636 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:21:13,636 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:21:13,636 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:21:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:21:13,637 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:21:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 22:21:13,637 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 22:21:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:21:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:21:13,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:21:13,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:21:13,638 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 22:21:13,791 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:21:13,796 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:21:14,026 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:21:14,117 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:21:14,117 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:21:14,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:21:14 BoogieIcfgContainer [2023-08-30 22:21:14,125 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:21:14,126 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:21:14,126 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:21:14,128 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:21:14,128 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:21:13" (1/3) ... [2023-08-30 22:21:14,129 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fe3fb65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:21:14, skipping insertion in model container [2023-08-30 22:21:14,129 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:13" (2/3) ... [2023-08-30 22:21:14,129 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fe3fb65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:21:14, skipping insertion in model container [2023-08-30 22:21:14,129 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:21:14" (3/3) ... [2023-08-30 22:21:14,130 INFO L112 eAbstractionObserver]: Analyzing ICFG mix013.oepc.i [2023-08-30 22:21:14,135 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:21:14,140 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:21:14,141 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:21:14,141 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:21:14,175 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:21:14,180 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) [2023-08-30 22:21:14,183 INFO L158 Benchmark]: Toolchain (without parser) took 1146.73ms. Allocated memory is still 88.1MB. Free memory was 64.0MB in the beginning and 52.9MB in the end (delta: 11.2MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2023-08-30 22:21:14,183 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 67.1MB. Free memory is still 45.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:21:14,184 INFO L158 Benchmark]: CACSL2BoogieTranslator took 443.23ms. Allocated memory is still 88.1MB. Free memory was 64.0MB in the beginning and 59.9MB in the end (delta: 4.1MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2023-08-30 22:21:14,184 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.25ms. Allocated memory is still 88.1MB. Free memory was 59.9MB in the beginning and 57.6MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 22:21:14,184 INFO L158 Benchmark]: Boogie Preprocessor took 39.63ms. Allocated memory is still 88.1MB. Free memory was 57.2MB in the beginning and 55.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:21:14,185 INFO L158 Benchmark]: RCFGBuilder took 544.68ms. Allocated memory is still 88.1MB. Free memory was 55.2MB in the beginning and 64.3MB in the end (delta: -9.2MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2023-08-30 22:21:14,185 INFO L158 Benchmark]: TraceAbstraction took 55.53ms. Allocated memory is still 88.1MB. Free memory was 63.8MB in the beginning and 52.9MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 22:21:14,191 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 67.1MB. Free memory is still 45.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 443.23ms. Allocated memory is still 88.1MB. Free memory was 64.0MB in the beginning and 59.9MB in the end (delta: 4.1MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.25ms. Allocated memory is still 88.1MB. Free memory was 59.9MB in the beginning and 57.6MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.63ms. Allocated memory is still 88.1MB. Free memory was 57.2MB in the beginning and 55.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 544.68ms. Allocated memory is still 88.1MB. Free memory was 55.2MB in the beginning and 64.3MB in the end (delta: -9.2MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. * TraceAbstraction took 55.53ms. Allocated memory is still 88.1MB. Free memory was 63.8MB in the beginning and 52.9MB in the end (delta: 11.0MB). 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. [2023-08-30 22:21:14,214 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix013.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 39bd8ca48891731a487992488872bfabe93c299f5e64a0d2d763ed7464a4fc31 --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 [2023-08-30 22:21:15,684 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:21:15,685 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:21:15,715 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:21:15,715 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:21:15,718 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:21:15,719 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:21:15,721 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:21:15,723 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:21:15,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:21:15,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:21:15,728 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:21:15,729 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:21:15,730 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:21:15,731 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:21:15,732 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:21:15,735 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:21:15,735 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:21:15,737 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:21:15,738 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:21:15,741 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:21:15,745 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:21:15,745 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:21:15,746 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:21:15,748 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:21:15,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:21:15,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:21:15,750 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:21:15,751 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:21:15,752 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:21:15,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:21:15,754 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:21:15,755 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:21:15,756 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:21:15,757 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:21:15,757 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:21:15,758 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:21:15,758 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:21:15,758 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:21:15,759 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:21:15,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:21:15,764 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:21:15,795 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:21:15,795 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:21:15,796 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:21:15,796 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:21:15,797 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:21:15,797 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:21:15,797 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:21:15,798 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:21:15,798 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:21:15,798 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:21:15,799 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:21:15,799 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:21:15,799 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:21:15,799 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:21:15,799 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:21:15,799 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:21:15,800 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:21:15,800 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:21:15,800 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:21:15,800 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:21:15,800 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:21:15,800 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:21:15,800 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:21:15,801 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:21:15,801 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:21:15,801 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:21:15,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:21:15,801 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:21:15,801 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:21:15,802 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:21:15,802 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:21:15,802 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:21:15,802 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:21:15,802 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:21:15,802 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:21:15,803 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:21:15,803 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:21:15,803 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:21:15,803 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 39bd8ca48891731a487992488872bfabe93c299f5e64a0d2d763ed7464a4fc31 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:21:16,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:21:16,050 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:21:16,053 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:21:16,054 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:21:16,054 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:21:16,055 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix013.oepc.i [2023-08-30 22:21:16,954 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:21:17,167 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:21:17,168 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix013.oepc.i [2023-08-30 22:21:17,177 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad4119931/63e2c19bfc044d00bc684164361e1764/FLAG0af6353a1 [2023-08-30 22:21:17,186 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad4119931/63e2c19bfc044d00bc684164361e1764 [2023-08-30 22:21:17,188 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:21:17,189 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:21:17,190 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:21:17,190 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:21:17,192 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:21:17,192 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:21:17" (1/1) ... [2023-08-30 22:21:17,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28af2002 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:17, skipping insertion in model container [2023-08-30 22:21:17,193 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:21:17" (1/1) ... [2023-08-30 22:21:17,197 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:21:17,225 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:21:17,314 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix013.oepc.i[945,958] [2023-08-30 22:21:17,465 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:21:17,477 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:21:17,486 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix013.oepc.i[945,958] [2023-08-30 22:21:17,543 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:21:17,567 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:21:17,567 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:21:17,572 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:21:17,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:17 WrapperNode [2023-08-30 22:21:17,572 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:21:17,573 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:21:17,573 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:21:17,573 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:21:17,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:17" (1/1) ... [2023-08-30 22:21:17,607 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:17" (1/1) ... [2023-08-30 22:21:17,633 INFO L138 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 148 [2023-08-30 22:21:17,634 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:21:17,635 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:21:17,635 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:21:17,635 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:21:17,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:17" (1/1) ... [2023-08-30 22:21:17,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:17" (1/1) ... [2023-08-30 22:21:17,644 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:17" (1/1) ... [2023-08-30 22:21:17,644 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:17" (1/1) ... [2023-08-30 22:21:17,650 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:17" (1/1) ... [2023-08-30 22:21:17,652 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:17" (1/1) ... [2023-08-30 22:21:17,654 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:17" (1/1) ... [2023-08-30 22:21:17,655 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:17" (1/1) ... [2023-08-30 22:21:17,678 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:21:17,679 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:21:17,679 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:21:17,679 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:21:17,680 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:17" (1/1) ... [2023-08-30 22:21:17,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:21:17,709 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:21:17,722 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) [2023-08-30 22:21:17,748 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 [2023-08-30 22:21:17,755 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:21:17,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:21:17,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:21:17,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:21:17,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:21:17,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:21:17,755 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:21:17,756 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:21:17,756 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:21:17,756 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:21:17,756 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:21:17,756 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:21:17,756 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 22:21:17,756 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 22:21:17,756 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:21:17,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:21:17,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:21:17,758 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 22:21:17,910 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:21:17,911 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:21:18,188 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:21:18,294 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:21:18,295 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:21:18,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:21:18 BoogieIcfgContainer [2023-08-30 22:21:18,297 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:21:18,299 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:21:18,299 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:21:18,301 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:21:18,301 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:21:17" (1/3) ... [2023-08-30 22:21:18,302 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3833b8bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:21:18, skipping insertion in model container [2023-08-30 22:21:18,302 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:17" (2/3) ... [2023-08-30 22:21:18,302 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3833b8bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:21:18, skipping insertion in model container [2023-08-30 22:21:18,302 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:21:18" (3/3) ... [2023-08-30 22:21:18,303 INFO L112 eAbstractionObserver]: Analyzing ICFG mix013.oepc.i [2023-08-30 22:21:18,309 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:21:18,316 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:21:18,317 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:21:18,317 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:21:18,363 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:21:18,367 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) [2023-08-30 22:21:18,371 INFO L158 Benchmark]: Toolchain (without parser) took 1182.15ms. Allocated memory is still 81.8MB. Free memory was 58.6MB in the beginning and 31.0MB in the end (delta: 27.6MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. [2023-08-30 22:21:18,372 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 67.1MB. Free memory is still 45.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:21:18,372 INFO L158 Benchmark]: CACSL2BoogieTranslator took 382.88ms. Allocated memory is still 81.8MB. Free memory was 58.2MB in the beginning and 33.5MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-08-30 22:21:18,372 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.20ms. Allocated memory is still 81.8MB. Free memory was 33.5MB in the beginning and 30.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:21:18,373 INFO L158 Benchmark]: Boogie Preprocessor took 43.82ms. Allocated memory is still 81.8MB. Free memory was 30.8MB in the beginning and 61.4MB in the end (delta: -30.6MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2023-08-30 22:21:18,374 INFO L158 Benchmark]: RCFGBuilder took 617.68ms. Allocated memory is still 81.8MB. Free memory was 61.4MB in the beginning and 45.7MB in the end (delta: 15.7MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2023-08-30 22:21:18,374 INFO L158 Benchmark]: TraceAbstraction took 71.69ms. Allocated memory is still 81.8MB. Free memory was 45.2MB in the beginning and 31.0MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 22:21:18,381 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 67.1MB. Free memory is still 45.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 382.88ms. Allocated memory is still 81.8MB. Free memory was 58.2MB in the beginning and 33.5MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.20ms. Allocated memory is still 81.8MB. Free memory was 33.5MB in the beginning and 30.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.82ms. Allocated memory is still 81.8MB. Free memory was 30.8MB in the beginning and 61.4MB in the end (delta: -30.6MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. * RCFGBuilder took 617.68ms. Allocated memory is still 81.8MB. Free memory was 61.4MB in the beginning and 45.7MB in the end (delta: 15.7MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. * TraceAbstraction took 71.69ms. Allocated memory is still 81.8MB. Free memory was 45.2MB in the beginning and 31.0MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. 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. [2023-08-30 22:21:18,400 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