./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix043.oepc.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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/mix043.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9bfd96daa3950021158d7079dc25a62741fa5d5a7f9e521049c1a78760db50f1 --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 12:20:41,107 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:20:41,108 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:20:41,126 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:20:41,126 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:20:41,127 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:20:41,128 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:20:41,129 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:20:41,130 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:20:41,131 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:20:41,131 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:20:41,132 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:20:41,132 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:20:41,133 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:20:41,134 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:20:41,134 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:20:41,135 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:20:41,136 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:20:41,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:20:41,138 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:20:41,139 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:20:41,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:20:41,140 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:20:41,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:20:41,157 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:20:41,162 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:20:41,162 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:20:41,163 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:20:41,163 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:20:41,164 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:20:41,165 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:20:41,166 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:20:41,166 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:20:41,167 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:20:41,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:20:41,170 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:20:41,171 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:20:41,171 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:20:41,171 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:20:41,172 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:20:41,172 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:20:41,176 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:20:41,204 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:20:41,205 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:20:41,206 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:20:41,206 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:20:41,206 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:20:41,207 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:20:41,207 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:20:41,207 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:20:41,207 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:20:41,207 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:20:41,208 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:20:41,208 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:20:41,208 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:20:41,209 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:20:41,209 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:20:41,209 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:20:41,209 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:20:41,209 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:20:41,209 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:20:41,209 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:20:41,210 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:20:41,210 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:20:41,210 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:20:41,210 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:20:41,210 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:20:41,210 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:20:41,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:20:41,211 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:20:41,211 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:20:41,211 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:20:41,211 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:20:41,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:20:41,212 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:20:41,212 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:20:41,212 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:20:41,212 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:20:41,212 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:20:41,212 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9bfd96daa3950021158d7079dc25a62741fa5d5a7f9e521049c1a78760db50f1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:20:41,419 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:20:41,433 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:20:41,434 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:20:41,435 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:20:41,435 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:20:41,436 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix043.oepc.i [2023-08-30 12:20:42,388 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:20:42,623 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:20:42,624 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix043.oepc.i [2023-08-30 12:20:42,633 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48781925f/bd99858660d5432cbbf2656ff4a46880/FLAGe8b4b0865 [2023-08-30 12:20:42,643 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48781925f/bd99858660d5432cbbf2656ff4a46880 [2023-08-30 12:20:42,645 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:20:42,646 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:20:42,649 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:20:42,649 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:20:42,654 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:20:42,654 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:20:42" (1/1) ... [2023-08-30 12:20:42,655 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@528b9d21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:42, skipping insertion in model container [2023-08-30 12:20:42,658 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:20:42" (1/1) ... [2023-08-30 12:20:42,662 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:20:42,692 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:20:42,778 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/mix043.oepc.i[945,958] [2023-08-30 12:20:42,942 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:20:42,951 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:20:42,959 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/mix043.oepc.i[945,958] [2023-08-30 12:20:43,053 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:20:43,100 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:20:43,100 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:20:43,104 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:20:43,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:43 WrapperNode [2023-08-30 12:20:43,121 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:20:43,122 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:20:43,122 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:20:43,122 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:20:43,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:43" (1/1) ... [2023-08-30 12:20:43,149 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:43" (1/1) ... [2023-08-30 12:20:43,206 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 148 [2023-08-30 12:20:43,206 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:20:43,207 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:20:43,208 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:20:43,208 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:20:43,213 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:43" (1/1) ... [2023-08-30 12:20:43,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:43" (1/1) ... [2023-08-30 12:20:43,221 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:43" (1/1) ... [2023-08-30 12:20:43,223 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:43" (1/1) ... [2023-08-30 12:20:43,228 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:43" (1/1) ... [2023-08-30 12:20:43,246 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:43" (1/1) ... [2023-08-30 12:20:43,248 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:43" (1/1) ... [2023-08-30 12:20:43,253 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:43" (1/1) ... [2023-08-30 12:20:43,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:20:43,256 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:20:43,257 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:20:43,257 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:20:43,258 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:43" (1/1) ... [2023-08-30 12:20:43,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:20:43,290 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:20:43,321 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 12:20:43,343 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 12:20:43,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:20:43,350 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:20:43,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:20:43,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:20:43,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:20:43,351 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:20:43,351 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:20:43,351 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:20:43,351 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:20:43,351 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:20:43,351 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:20:43,351 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 12:20:43,351 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 12:20:43,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:20:43,352 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:20:43,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:20:43,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:20:43,353 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 12:20:43,499 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:20:43,500 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:20:43,768 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:20:43,875 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:20:43,875 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:20:43,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:20:43 BoogieIcfgContainer [2023-08-30 12:20:43,877 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:20:43,879 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:20:43,879 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:20:43,881 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:20:43,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:20:42" (1/3) ... [2023-08-30 12:20:43,882 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f49ab32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:20:43, skipping insertion in model container [2023-08-30 12:20:43,882 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:43" (2/3) ... [2023-08-30 12:20:43,882 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f49ab32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:20:43, skipping insertion in model container [2023-08-30 12:20:43,882 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:20:43" (3/3) ... [2023-08-30 12:20:43,883 INFO L112 eAbstractionObserver]: Analyzing ICFG mix043.oepc.i [2023-08-30 12:20:43,892 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:20:43,898 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:20:43,899 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 12:20:43,899 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:20:43,950 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:20:43,956 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 12:20:43,960 INFO L158 Benchmark]: Toolchain (without parser) took 1313.60ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 54.2MB in the beginning and 57.1MB in the end (delta: -2.9MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2023-08-30 12:20:43,961 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 58.7MB. Free memory was 36.8MB in the beginning and 36.7MB in the end (delta: 49.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:20:43,961 INFO L158 Benchmark]: CACSL2BoogieTranslator took 472.31ms. Allocated memory is still 77.6MB. Free memory was 54.0MB in the beginning and 50.0MB in the end (delta: 4.0MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2023-08-30 12:20:43,962 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.82ms. Allocated memory is still 77.6MB. Free memory was 50.0MB in the beginning and 47.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:20:43,962 INFO L158 Benchmark]: Boogie Preprocessor took 48.16ms. Allocated memory is still 77.6MB. Free memory was 47.4MB in the beginning and 45.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:20:43,963 INFO L158 Benchmark]: RCFGBuilder took 621.42ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 45.3MB in the beginning and 69.1MB in the end (delta: -23.8MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2023-08-30 12:20:43,964 INFO L158 Benchmark]: TraceAbstraction took 79.94ms. Allocated memory is still 94.4MB. Free memory was 68.5MB in the beginning and 57.1MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 12:20:43,969 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 58.7MB. Free memory was 36.8MB in the beginning and 36.7MB in the end (delta: 49.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 472.31ms. Allocated memory is still 77.6MB. Free memory was 54.0MB in the beginning and 50.0MB in the end (delta: 4.0MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.82ms. Allocated memory is still 77.6MB. Free memory was 50.0MB in the beginning and 47.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.16ms. Allocated memory is still 77.6MB. Free memory was 47.4MB in the beginning and 45.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 621.42ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 45.3MB in the beginning and 69.1MB in the end (delta: -23.8MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * TraceAbstraction took 79.94ms. Allocated memory is still 94.4MB. Free memory was 68.5MB in the beginning and 57.1MB in the end (delta: 11.5MB). 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 12:20:43,989 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/mix043.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9bfd96daa3950021158d7079dc25a62741fa5d5a7f9e521049c1a78760db50f1 --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 12:20:45,842 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:20:45,844 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:20:45,877 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:20:45,878 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:20:45,880 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:20:45,881 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:20:45,883 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:20:45,884 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:20:45,888 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:20:45,888 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:20:45,890 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:20:45,890 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:20:45,892 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:20:45,893 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:20:45,897 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:20:45,897 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:20:45,898 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:20:45,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:20:45,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:20:45,905 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:20:45,906 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:20:45,906 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:20:45,907 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:20:45,912 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:20:45,912 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:20:45,912 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:20:45,914 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:20:45,914 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:20:45,914 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:20:45,915 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:20:45,916 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:20:45,917 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:20:45,918 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:20:45,918 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:20:45,919 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:20:45,919 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:20:45,919 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:20:45,919 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:20:45,920 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:20:45,920 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:20:45,922 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:20:45,950 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:20:45,950 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:20:45,951 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:20:45,951 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:20:45,951 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:20:45,951 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:20:45,952 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:20:45,952 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:20:45,952 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:20:45,952 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:20:45,953 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:20:45,953 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:20:45,953 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:20:45,953 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:20:45,954 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:20:45,954 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:20:45,954 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:20:45,954 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:20:45,954 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:20:45,954 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:20:45,954 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:20:45,954 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:20:45,955 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:20:45,955 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:20:45,955 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:20:45,955 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:20:45,955 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:20:45,955 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:20:45,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:20:45,956 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:20:45,956 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:20:45,956 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:20:45,956 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:20:45,956 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:20:45,956 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:20:45,956 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:20:45,957 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:20:45,957 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:20:45,957 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:20:45,957 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:20:45,957 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9bfd96daa3950021158d7079dc25a62741fa5d5a7f9e521049c1a78760db50f1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:20:46,204 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:20:46,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:20:46,219 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:20:46,220 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:20:46,220 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:20:46,221 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix043.oepc.i [2023-08-30 12:20:47,394 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:20:47,679 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:20:47,679 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix043.oepc.i [2023-08-30 12:20:47,693 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70d058c34/a9f88044517b4d308ef54d7926c741fd/FLAGbea246b60 [2023-08-30 12:20:47,706 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70d058c34/a9f88044517b4d308ef54d7926c741fd [2023-08-30 12:20:47,707 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:20:47,708 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:20:47,710 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:20:47,710 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:20:47,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:20:47,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:20:47" (1/1) ... [2023-08-30 12:20:47,714 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@630695ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:47, skipping insertion in model container [2023-08-30 12:20:47,714 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:20:47" (1/1) ... [2023-08-30 12:20:47,718 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:20:47,761 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:20:47,883 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/mix043.oepc.i[945,958] [2023-08-30 12:20:48,079 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:20:48,091 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:20:48,099 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/mix043.oepc.i[945,958] [2023-08-30 12:20:48,143 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:20:48,171 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:20:48,171 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:20:48,175 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:20:48,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:48 WrapperNode [2023-08-30 12:20:48,176 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:20:48,177 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:20:48,177 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:20:48,177 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:20:48,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:48" (1/1) ... [2023-08-30 12:20:48,216 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:48" (1/1) ... [2023-08-30 12:20:48,245 INFO L138 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 149 [2023-08-30 12:20:48,245 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:20:48,246 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:20:48,246 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:20:48,246 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:20:48,252 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:48" (1/1) ... [2023-08-30 12:20:48,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:48" (1/1) ... [2023-08-30 12:20:48,264 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:48" (1/1) ... [2023-08-30 12:20:48,264 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:48" (1/1) ... [2023-08-30 12:20:48,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:48" (1/1) ... [2023-08-30 12:20:48,286 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:48" (1/1) ... [2023-08-30 12:20:48,288 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:48" (1/1) ... [2023-08-30 12:20:48,290 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:48" (1/1) ... [2023-08-30 12:20:48,293 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:20:48,293 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:20:48,293 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:20:48,293 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:20:48,300 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:48" (1/1) ... [2023-08-30 12:20:48,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:20:48,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:20:48,362 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 12:20:48,377 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 12:20:48,402 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:20:48,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:20:48,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:20:48,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:20:48,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:20:48,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:20:48,403 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:20:48,404 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:20:48,404 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:20:48,404 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:20:48,404 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:20:48,404 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:20:48,404 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 12:20:48,404 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 12:20:48,405 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:20:48,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:20:48,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:20:48,406 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 12:20:48,536 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:20:48,538 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:20:48,845 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:20:48,928 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:20:48,928 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:20:48,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:20:48 BoogieIcfgContainer [2023-08-30 12:20:48,930 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:20:48,931 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:20:48,931 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:20:48,933 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:20:48,933 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:20:47" (1/3) ... [2023-08-30 12:20:48,934 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25c67e3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:20:48, skipping insertion in model container [2023-08-30 12:20:48,934 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:48" (2/3) ... [2023-08-30 12:20:48,934 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25c67e3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:20:48, skipping insertion in model container [2023-08-30 12:20:48,934 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:20:48" (3/3) ... [2023-08-30 12:20:48,935 INFO L112 eAbstractionObserver]: Analyzing ICFG mix043.oepc.i [2023-08-30 12:20:48,941 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:20:48,947 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:20:48,948 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 12:20:48,948 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:20:48,988 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:20:48,996 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 12:20:48,999 INFO L158 Benchmark]: Toolchain (without parser) took 1290.87ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 34.9MB in the beginning and 47.5MB in the end (delta: -12.6MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2023-08-30 12:20:49,000 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 48.2MB. Free memory was 26.3MB in the beginning and 26.3MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:20:49,000 INFO L158 Benchmark]: CACSL2BoogieTranslator took 466.03ms. Allocated memory is still 58.7MB. Free memory was 34.7MB in the beginning and 25.6MB in the end (delta: 9.1MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2023-08-30 12:20:49,001 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.87ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 25.4MB in the beginning and 48.9MB in the end (delta: -23.5MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. [2023-08-30 12:20:49,001 INFO L158 Benchmark]: Boogie Preprocessor took 46.80ms. Allocated memory is still 71.3MB. Free memory was 48.9MB in the beginning and 46.5MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:20:49,001 INFO L158 Benchmark]: RCFGBuilder took 636.55ms. Allocated memory is still 71.3MB. Free memory was 46.5MB in the beginning and 40.0MB in the end (delta: 6.5MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2023-08-30 12:20:49,002 INFO L158 Benchmark]: TraceAbstraction took 67.16ms. Allocated memory is still 71.3MB. Free memory was 39.6MB in the beginning and 47.5MB in the end (delta: -7.9MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2023-08-30 12:20:49,004 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 48.2MB. Free memory was 26.3MB in the beginning and 26.3MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 466.03ms. Allocated memory is still 58.7MB. Free memory was 34.7MB in the beginning and 25.6MB in the end (delta: 9.1MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.87ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 25.4MB in the beginning and 48.9MB in the end (delta: -23.5MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.80ms. Allocated memory is still 71.3MB. Free memory was 48.9MB in the beginning and 46.5MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 636.55ms. Allocated memory is still 71.3MB. Free memory was 46.5MB in the beginning and 40.0MB in the end (delta: 6.5MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. * TraceAbstraction took 67.16ms. Allocated memory is still 71.3MB. Free memory was 39.6MB in the beginning and 47.5MB in the end (delta: -7.9MB). Peak memory consumption was 15.5MB. 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 12:20:49,029 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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