./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix015.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/mix015.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 951d1f5e5395236f7d0da1ed6dd6f4a1398d1a8ad75d935345731aeb4389e0e8 --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 22:21:20,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:21:20,203 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:21:20,228 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:21:20,229 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:21:20,231 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:21:20,233 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:21:20,235 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:21:20,237 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:21:20,240 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:21:20,240 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:21:20,242 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:21:20,242 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:21:20,244 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:21:20,245 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:21:20,249 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:21:20,250 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:21:20,250 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:21:20,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:21:20,253 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:21:20,255 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:21:20,256 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:21:20,264 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:21:20,264 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:21:20,268 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:21:20,270 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:21:20,271 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:21:20,271 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:21:20,272 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:21:20,273 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:21:20,273 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:21:20,276 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:21:20,276 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:21:20,277 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:21:20,278 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:21:20,278 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:21:20,279 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:21:20,279 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:21:20,279 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:21:20,280 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:21:20,280 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:21:20,282 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:21:20,307 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:21:20,307 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:21:20,308 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:21:20,308 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:21:20,309 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:21:20,309 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:21:20,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:21:20,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:21:20,310 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:21:20,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:21:20,310 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:21:20,310 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:21:20,311 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:21:20,311 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:21:20,311 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:21:20,311 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:21:20,311 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:21:20,311 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:21:20,311 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:21:20,312 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:21:20,312 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:21:20,312 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:21:20,312 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:21:20,312 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:21:20,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:21:20,313 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:21:20,313 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:21:20,313 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:21:20,313 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:21:20,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:21:20,313 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:21:20,313 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:21:20,314 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:21:20,314 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:21:20,314 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:21:20,314 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 951d1f5e5395236f7d0da1ed6dd6f4a1398d1a8ad75d935345731aeb4389e0e8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:21:20,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:21:20,567 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:21:20,569 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:21:20,570 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:21:20,570 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:21:20,571 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix015.oepc.i [2023-08-30 22:21:21,521 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:21:21,710 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:21:21,710 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix015.oepc.i [2023-08-30 22:21:21,718 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71321c4d9/29c72b1284934737b38e302d18687748/FLAGa15487be7 [2023-08-30 22:21:21,729 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71321c4d9/29c72b1284934737b38e302d18687748 [2023-08-30 22:21:21,731 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:21:21,732 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:21:21,733 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:21:21,733 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:21:21,739 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:21:21,739 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:21:21" (1/1) ... [2023-08-30 22:21:21,740 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8aa063a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:21, skipping insertion in model container [2023-08-30 22:21:21,742 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:21:21" (1/1) ... [2023-08-30 22:21:21,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:21:21,780 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:21:21,875 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/mix015.oepc.i[945,958] [2023-08-30 22:21:22,032 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:21:22,043 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:21:22,052 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/mix015.oepc.i[945,958] [2023-08-30 22:21:22,098 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:21:22,127 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:21:22,128 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:21:22,132 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:21:22,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:22 WrapperNode [2023-08-30 22:21:22,133 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:21:22,133 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:21:22,134 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:21:22,134 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:21:22,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:22" (1/1) ... [2023-08-30 22:21:22,165 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:22" (1/1) ... [2023-08-30 22:21:22,191 INFO L138 Inliner]: procedures = 176, calls = 60, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 138 [2023-08-30 22:21:22,192 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:21:22,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:21:22,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:21:22,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:21:22,199 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:22" (1/1) ... [2023-08-30 22:21:22,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:22" (1/1) ... [2023-08-30 22:21:22,209 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:22" (1/1) ... [2023-08-30 22:21:22,210 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:22" (1/1) ... [2023-08-30 22:21:22,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:22" (1/1) ... [2023-08-30 22:21:22,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:22" (1/1) ... [2023-08-30 22:21:22,231 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:22" (1/1) ... [2023-08-30 22:21:22,232 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:22" (1/1) ... [2023-08-30 22:21:22,237 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:21:22,237 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:21:22,241 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:21:22,241 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:21:22,242 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:22" (1/1) ... [2023-08-30 22:21:22,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:21:22,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:21:22,270 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 22:21:22,288 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 22:21:22,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:21:22,297 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:21:22,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:21:22,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:21:22,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:21:22,298 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:21:22,298 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:21:22,298 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:21:22,298 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:21:22,299 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:21:22,299 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:21:22,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:21:22,299 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:21:22,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:21:22,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:21:22,300 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 22:21:22,443 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:21:22,444 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:21:22,731 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:21:22,824 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:21:22,825 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:21:22,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:21:22 BoogieIcfgContainer [2023-08-30 22:21:22,826 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:21:22,828 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:21:22,828 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:21:22,830 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:21:22,831 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:21:21" (1/3) ... [2023-08-30 22:21:22,831 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@775077fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:21:22, skipping insertion in model container [2023-08-30 22:21:22,831 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:22" (2/3) ... [2023-08-30 22:21:22,832 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@775077fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:21:22, skipping insertion in model container [2023-08-30 22:21:22,832 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:21:22" (3/3) ... [2023-08-30 22:21:22,833 INFO L112 eAbstractionObserver]: Analyzing ICFG mix015.oepc.i [2023-08-30 22:21:22,838 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:21:22,845 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:21:22,845 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:21:22,845 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:21:22,891 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:21:22,896 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 22:21:22,900 INFO L158 Benchmark]: Toolchain (without parser) took 1167.52ms. Allocated memory is still 83.9MB. Free memory was 60.3MB in the beginning and 37.1MB in the end (delta: 23.2MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2023-08-30 22:21:22,901 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 60.8MB. Free memory is still 38.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:21:22,901 INFO L158 Benchmark]: CACSL2BoogieTranslator took 399.88ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 56.1MB in the end (delta: 3.9MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2023-08-30 22:21:22,902 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.79ms. Allocated memory is still 83.9MB. Free memory was 56.1MB in the beginning and 53.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:21:22,903 INFO L158 Benchmark]: Boogie Preprocessor took 43.75ms. Allocated memory is still 83.9MB. Free memory was 53.6MB in the beginning and 51.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:21:22,903 INFO L158 Benchmark]: RCFGBuilder took 589.02ms. Allocated memory is still 83.9MB. Free memory was 51.5MB in the beginning and 47.6MB in the end (delta: 3.9MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2023-08-30 22:21:22,904 INFO L158 Benchmark]: TraceAbstraction took 70.97ms. Allocated memory is still 83.9MB. Free memory was 47.1MB in the beginning and 37.1MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 22:21:22,909 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 60.8MB. Free memory is still 38.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 399.88ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 56.1MB in the end (delta: 3.9MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.79ms. Allocated memory is still 83.9MB. Free memory was 56.1MB in the beginning and 53.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.75ms. Allocated memory is still 83.9MB. Free memory was 53.6MB in the beginning and 51.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 589.02ms. Allocated memory is still 83.9MB. Free memory was 51.5MB in the beginning and 47.6MB in the end (delta: 3.9MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. * TraceAbstraction took 70.97ms. Allocated memory is still 83.9MB. Free memory was 47.1MB in the beginning and 37.1MB in the end (delta: 10.0MB). 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 22:21:22,929 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/mix015.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 951d1f5e5395236f7d0da1ed6dd6f4a1398d1a8ad75d935345731aeb4389e0e8 --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 22:21:24,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:21:24,401 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:21:24,419 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:21:24,419 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:21:24,420 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:21:24,421 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:21:24,422 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:21:24,423 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:21:24,424 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:21:24,424 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:21:24,425 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:21:24,425 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:21:24,426 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:21:24,427 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:21:24,427 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:21:24,428 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:21:24,428 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:21:24,429 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:21:24,430 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:21:24,438 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:21:24,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:21:24,439 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:21:24,440 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:21:24,442 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:21:24,443 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:21:24,443 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:21:24,443 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:21:24,444 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:21:24,444 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:21:24,444 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:21:24,445 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:21:24,446 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:21:24,446 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:21:24,447 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:21:24,447 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:21:24,447 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:21:24,448 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:21:24,448 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:21:24,449 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:21:24,449 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:21:24,450 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:21:24,467 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:21:24,471 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:21:24,472 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:21:24,473 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:21:24,473 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:21:24,473 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:21:24,474 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:21:24,474 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:21:24,475 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:21:24,475 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:21:24,475 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:21:24,476 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:21:24,476 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:21:24,476 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:21:24,476 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:21:24,476 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:21:24,477 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:21:24,477 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:21:24,477 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:21:24,477 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:21:24,477 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:21:24,477 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:21:24,478 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:21:24,478 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:21:24,478 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:21:24,478 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:21:24,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:21:24,478 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:21:24,479 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:21:24,479 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:21:24,479 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:21:24,479 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:21:24,480 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:21:24,480 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:21:24,480 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:21:24,480 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:21:24,480 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:21:24,480 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:21:24,480 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 951d1f5e5395236f7d0da1ed6dd6f4a1398d1a8ad75d935345731aeb4389e0e8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:21:24,705 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:21:24,725 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:21:24,726 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:21:24,727 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:21:24,727 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:21:24,728 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix015.oepc.i [2023-08-30 22:21:25,649 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:21:25,846 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:21:25,847 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix015.oepc.i [2023-08-30 22:21:25,855 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d4dd975b/f21887d89ad94060b8808c9169a3d0c7/FLAG72738b3c6 [2023-08-30 22:21:25,865 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d4dd975b/f21887d89ad94060b8808c9169a3d0c7 [2023-08-30 22:21:25,867 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:21:25,867 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:21:25,868 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:21:25,868 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:21:25,873 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:21:25,874 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:21:25" (1/1) ... [2023-08-30 22:21:25,874 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f4c3597 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:25, skipping insertion in model container [2023-08-30 22:21:25,874 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:21:25" (1/1) ... [2023-08-30 22:21:25,878 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:21:25,920 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:21:26,053 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/mix015.oepc.i[945,958] [2023-08-30 22:21:26,230 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:21:26,240 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:21:26,250 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/mix015.oepc.i[945,958] [2023-08-30 22:21:26,300 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:21:26,330 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:21:26,332 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:21:26,337 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:21:26,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:26 WrapperNode [2023-08-30 22:21:26,337 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:21:26,338 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:21:26,338 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:21:26,338 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:21:26,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:26" (1/1) ... [2023-08-30 22:21:26,370 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:26" (1/1) ... [2023-08-30 22:21:26,392 INFO L138 Inliner]: procedures = 179, calls = 60, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 139 [2023-08-30 22:21:26,394 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:21:26,395 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:21:26,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:21:26,396 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:21:26,401 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:26" (1/1) ... [2023-08-30 22:21:26,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:26" (1/1) ... [2023-08-30 22:21:26,413 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:26" (1/1) ... [2023-08-30 22:21:26,413 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:26" (1/1) ... [2023-08-30 22:21:26,425 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:26" (1/1) ... [2023-08-30 22:21:26,426 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:26" (1/1) ... [2023-08-30 22:21:26,430 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:26" (1/1) ... [2023-08-30 22:21:26,436 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:26" (1/1) ... [2023-08-30 22:21:26,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:21:26,439 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:21:26,439 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:21:26,439 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:21:26,439 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:26" (1/1) ... [2023-08-30 22:21:26,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:21:26,456 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:21:26,470 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 22:21:26,482 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 22:21:26,505 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:21:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:21:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:21:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:21:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:21:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:21:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:21:26,506 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:21:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:21:26,507 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:21:26,507 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:21:26,507 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:21:26,507 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:21:26,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:21:26,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:21:26,508 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 22:21:26,678 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:21:26,680 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:21:26,937 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:21:27,009 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:21:27,009 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:21:27,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:21:27 BoogieIcfgContainer [2023-08-30 22:21:27,011 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:21:27,012 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:21:27,012 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:21:27,014 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:21:27,014 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:21:25" (1/3) ... [2023-08-30 22:21:27,015 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b5f4253 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:21:27, skipping insertion in model container [2023-08-30 22:21:27,015 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:26" (2/3) ... [2023-08-30 22:21:27,015 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b5f4253 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:21:27, skipping insertion in model container [2023-08-30 22:21:27,015 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:21:27" (3/3) ... [2023-08-30 22:21:27,016 INFO L112 eAbstractionObserver]: Analyzing ICFG mix015.oepc.i [2023-08-30 22:21:27,021 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:21:27,029 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:21:27,030 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:21:27,031 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:21:27,086 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:21:27,091 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 22:21:27,094 INFO L158 Benchmark]: Toolchain (without parser) took 1225.80ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 64.3MB in the beginning and 74.5MB in the end (delta: -10.2MB). Peak memory consumption was 36.5MB. Max. memory is 16.1GB. [2023-08-30 22:21:27,094 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 60.8MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:21:27,094 INFO L158 Benchmark]: CACSL2BoogieTranslator took 469.10ms. Allocated memory is still 88.1MB. Free memory was 64.0MB in the beginning and 61.2MB in the end (delta: 2.8MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2023-08-30 22:21:27,095 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.22ms. Allocated memory is still 88.1MB. Free memory was 61.2MB in the beginning and 58.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:21:27,095 INFO L158 Benchmark]: Boogie Preprocessor took 43.33ms. Allocated memory is still 88.1MB. Free memory was 58.7MB in the beginning and 56.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:21:27,096 INFO L158 Benchmark]: RCFGBuilder took 572.18ms. Allocated memory is still 88.1MB. Free memory was 56.2MB in the beginning and 40.4MB in the end (delta: 15.9MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2023-08-30 22:21:27,096 INFO L158 Benchmark]: TraceAbstraction took 80.82ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 39.5MB in the beginning and 74.5MB in the end (delta: -35.1MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2023-08-30 22:21:27,098 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 60.8MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 469.10ms. Allocated memory is still 88.1MB. Free memory was 64.0MB in the beginning and 61.2MB in the end (delta: 2.8MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.22ms. Allocated memory is still 88.1MB. Free memory was 61.2MB in the beginning and 58.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.33ms. Allocated memory is still 88.1MB. Free memory was 58.7MB in the beginning and 56.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 572.18ms. Allocated memory is still 88.1MB. Free memory was 56.2MB in the beginning and 40.4MB in the end (delta: 15.9MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. * TraceAbstraction took 80.82ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 39.5MB in the beginning and 74.5MB in the end (delta: -35.1MB). Peak memory consumption was 9.1MB. 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 22:21:27,121 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