./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix026.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/mix026.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 a107688f8a9743f96e4ba7fbbac745d7f444b48f461db6b6c74848593b202e05 --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 22:22:05,138 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:22:05,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:22:05,181 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:22:05,182 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:22:05,185 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:22:05,187 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:22:05,189 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:22:05,192 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:22:05,196 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:22:05,197 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:22:05,200 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:22:05,200 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:22:05,202 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:22:05,203 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:22:05,208 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:22:05,209 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:22:05,210 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:22:05,212 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:22:05,217 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:22:05,218 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:22:05,219 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:22:05,220 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:22:05,221 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:22:05,227 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:22:05,228 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:22:05,228 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:22:05,230 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:22:05,230 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:22:05,231 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:22:05,231 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:22:05,233 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:22:05,235 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:22:05,235 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:22:05,236 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:22:05,236 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:22:05,237 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:22:05,237 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:22:05,237 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:22:05,238 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:22:05,239 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:22:05,240 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:22:05,277 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:22:05,277 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:22:05,279 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:22:05,279 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:22:05,280 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:22:05,280 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:22:05,281 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:22:05,281 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:22:05,281 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:22:05,281 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:22:05,282 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:22:05,282 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:22:05,282 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:22:05,282 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:22:05,283 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:22:05,283 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:22:05,283 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:22:05,283 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:22:05,283 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:22:05,284 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:22:05,284 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:22:05,284 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:22:05,284 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:22:05,284 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:22:05,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:22:05,285 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:22:05,285 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:22:05,285 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:22:05,285 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:22:05,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:22:05,286 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:22:05,286 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:22:05,286 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:22:05,287 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:22:05,287 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:22:05,287 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a107688f8a9743f96e4ba7fbbac745d7f444b48f461db6b6c74848593b202e05 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:22:05,573 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:22:05,590 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:22:05,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:22:05,593 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:22:05,593 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:22:05,595 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix026.oepc.i [2023-08-30 22:22:06,772 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:22:07,075 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:22:07,075 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix026.oepc.i [2023-08-30 22:22:07,090 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3df432405/67248c2bce2641809f50d539e378642b/FLAG3758cee33 [2023-08-30 22:22:07,103 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3df432405/67248c2bce2641809f50d539e378642b [2023-08-30 22:22:07,105 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:22:07,106 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:22:07,107 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:22:07,107 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:22:07,110 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:22:07,111 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:22:07" (1/1) ... [2023-08-30 22:22:07,112 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61aec68a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:07, skipping insertion in model container [2023-08-30 22:22:07,112 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:22:07" (1/1) ... [2023-08-30 22:22:07,118 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:22:07,177 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:22:07,304 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/mix026.oepc.i[945,958] [2023-08-30 22:22:07,452 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:22:07,469 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:22:07,483 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/mix026.oepc.i[945,958] [2023-08-30 22:22:07,564 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:22:07,638 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:22:07,640 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:22:07,645 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:22:07,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:07 WrapperNode [2023-08-30 22:22:07,646 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:22:07,647 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:22:07,648 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:22:07,648 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:22:07,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:07" (1/1) ... [2023-08-30 22:22:07,688 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:07" (1/1) ... [2023-08-30 22:22:07,727 INFO L138 Inliner]: procedures = 177, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 145 [2023-08-30 22:22:07,728 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:22:07,729 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:22:07,730 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:22:07,730 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:22:07,737 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:07" (1/1) ... [2023-08-30 22:22:07,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:07" (1/1) ... [2023-08-30 22:22:07,752 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:07" (1/1) ... [2023-08-30 22:22:07,752 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:07" (1/1) ... [2023-08-30 22:22:07,763 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:07" (1/1) ... [2023-08-30 22:22:07,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:07" (1/1) ... [2023-08-30 22:22:07,777 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:07" (1/1) ... [2023-08-30 22:22:07,783 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:07" (1/1) ... [2023-08-30 22:22:07,789 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:22:07,790 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:22:07,791 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:22:07,791 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:22:07,791 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:07" (1/1) ... [2023-08-30 22:22:07,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:22:07,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:22:07,823 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 22:22:07,848 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 22:22:07,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:22:07,864 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:22:07,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:22:07,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:22:07,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:22:07,866 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:22:07,866 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:22:07,866 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:22:07,866 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:22:07,866 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:22:07,866 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:22:07,867 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 22:22:07,867 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 22:22:07,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:22:07,867 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:22:07,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:22:07,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:22:07,869 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 22:22:08,048 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:22:08,050 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:22:08,356 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:22:08,530 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:22:08,531 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:22:08,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:22:08 BoogieIcfgContainer [2023-08-30 22:22:08,533 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:22:08,536 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:22:08,536 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:22:08,539 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:22:08,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:22:07" (1/3) ... [2023-08-30 22:22:08,539 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cfbc77f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:22:08, skipping insertion in model container [2023-08-30 22:22:08,540 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:07" (2/3) ... [2023-08-30 22:22:08,540 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cfbc77f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:22:08, skipping insertion in model container [2023-08-30 22:22:08,540 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:22:08" (3/3) ... [2023-08-30 22:22:08,547 INFO L112 eAbstractionObserver]: Analyzing ICFG mix026.oepc.i [2023-08-30 22:22:08,555 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:22:08,563 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:22:08,563 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:22:08,564 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:22:08,641 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:22:08,647 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 22:22:08,653 INFO L158 Benchmark]: Toolchain (without parser) took 1545.60ms. Allocated memory was 83.9MB in the beginning and 104.9MB in the end (delta: 21.0MB). Free memory was 59.9MB in the beginning and 75.3MB in the end (delta: -15.3MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. [2023-08-30 22:22:08,654 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory was 38.3MB in the beginning and 38.3MB in the end (delta: 42.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:22:08,654 INFO L158 Benchmark]: CACSL2BoogieTranslator took 539.27ms. Allocated memory is still 83.9MB. Free memory was 59.7MB in the beginning and 57.5MB in the end (delta: 2.2MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2023-08-30 22:22:08,655 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.81ms. Allocated memory is still 83.9MB. Free memory was 57.5MB in the beginning and 55.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:22:08,655 INFO L158 Benchmark]: Boogie Preprocessor took 60.51ms. Allocated memory is still 83.9MB. Free memory was 55.1MB in the beginning and 53.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:22:08,656 INFO L158 Benchmark]: RCFGBuilder took 743.14ms. Allocated memory is still 83.9MB. Free memory was 53.0MB in the beginning and 39.8MB in the end (delta: 13.1MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2023-08-30 22:22:08,657 INFO L158 Benchmark]: TraceAbstraction took 115.19ms. Allocated memory was 83.9MB in the beginning and 104.9MB in the end (delta: 21.0MB). Free memory was 39.0MB in the beginning and 75.3MB in the end (delta: -36.3MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2023-08-30 22:22:08,665 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory was 38.3MB in the beginning and 38.3MB in the end (delta: 42.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 539.27ms. Allocated memory is still 83.9MB. Free memory was 59.7MB in the beginning and 57.5MB in the end (delta: 2.2MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.81ms. Allocated memory is still 83.9MB. Free memory was 57.5MB in the beginning and 55.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.51ms. Allocated memory is still 83.9MB. Free memory was 55.1MB in the beginning and 53.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 743.14ms. Allocated memory is still 83.9MB. Free memory was 53.0MB in the beginning and 39.8MB in the end (delta: 13.1MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. * TraceAbstraction took 115.19ms. Allocated memory was 83.9MB in the beginning and 104.9MB in the end (delta: 21.0MB). Free memory was 39.0MB in the beginning and 75.3MB in the end (delta: -36.3MB). Peak memory consumption was 9.4MB. 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 22:22:08,689 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 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/mix026.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 a107688f8a9743f96e4ba7fbbac745d7f444b48f461db6b6c74848593b202e05 --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 22:22:10,587 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:22:10,589 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:22:10,621 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:22:10,621 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:22:10,624 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:22:10,629 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:22:10,632 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:22:10,634 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:22:10,640 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:22:10,641 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:22:10,643 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:22:10,643 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:22:10,646 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:22:10,649 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:22:10,653 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:22:10,654 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:22:10,654 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:22:10,656 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:22:10,659 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:22:10,671 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:22:10,673 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:22:10,674 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:22:10,675 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:22:10,679 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:22:10,680 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:22:10,680 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:22:10,682 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:22:10,682 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:22:10,683 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:22:10,683 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:22:10,685 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:22:10,687 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:22:10,687 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:22:10,688 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:22:10,688 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:22:10,689 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:22:10,689 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:22:10,689 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:22:10,690 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:22:10,690 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:22:10,692 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:22:10,729 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:22:10,729 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:22:10,731 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:22:10,731 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:22:10,732 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:22:10,732 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:22:10,732 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:22:10,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:22:10,733 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:22:10,733 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:22:10,734 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:22:10,734 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:22:10,734 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:22:10,734 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:22:10,735 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:22:10,735 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:22:10,735 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:22:10,735 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:22:10,735 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:22:10,736 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:22:10,736 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:22:10,736 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:22:10,736 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:22:10,736 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:22:10,737 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:22:10,737 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:22:10,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:22:10,737 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:22:10,738 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:22:10,738 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:22:10,738 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:22:10,738 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:22:10,738 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:22:10,739 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:22:10,739 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:22:10,739 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:22:10,739 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:22:10,739 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:22:10,739 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a107688f8a9743f96e4ba7fbbac745d7f444b48f461db6b6c74848593b202e05 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:22:11,045 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:22:11,069 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:22:11,072 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:22:11,073 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:22:11,074 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:22:11,075 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix026.oepc.i [2023-08-30 22:22:12,151 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:22:12,397 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:22:12,397 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix026.oepc.i [2023-08-30 22:22:12,429 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1740b52c/339ebbf8f50d4113bb272982482cc325/FLAGa05067275 [2023-08-30 22:22:12,449 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1740b52c/339ebbf8f50d4113bb272982482cc325 [2023-08-30 22:22:12,452 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:22:12,453 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:22:12,454 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:22:12,454 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:22:12,457 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:22:12,458 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:22:12" (1/1) ... [2023-08-30 22:22:12,461 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f75f250 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:12, skipping insertion in model container [2023-08-30 22:22:12,461 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:22:12" (1/1) ... [2023-08-30 22:22:12,467 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:22:12,529 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:22:12,702 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/mix026.oepc.i[945,958] [2023-08-30 22:22:12,937 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:22:12,951 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:22:12,959 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/mix026.oepc.i[945,958] [2023-08-30 22:22:13,005 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:22:13,057 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:22:13,058 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:22:13,064 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:22:13,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:13 WrapperNode [2023-08-30 22:22:13,064 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:22:13,065 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:22:13,065 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:22:13,066 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:22:13,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:13" (1/1) ... [2023-08-30 22:22:13,088 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:13" (1/1) ... [2023-08-30 22:22:13,118 INFO L138 Inliner]: procedures = 180, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 146 [2023-08-30 22:22:13,119 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:22:13,120 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:22:13,120 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:22:13,120 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:22:13,132 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:13" (1/1) ... [2023-08-30 22:22:13,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:13" (1/1) ... [2023-08-30 22:22:13,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:13" (1/1) ... [2023-08-30 22:22:13,139 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:13" (1/1) ... [2023-08-30 22:22:13,148 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:13" (1/1) ... [2023-08-30 22:22:13,150 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:13" (1/1) ... [2023-08-30 22:22:13,153 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:13" (1/1) ... [2023-08-30 22:22:13,154 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:13" (1/1) ... [2023-08-30 22:22:13,158 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:22:13,159 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:22:13,159 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:22:13,159 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:22:13,160 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:13" (1/1) ... [2023-08-30 22:22:13,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:22:13,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:22:13,198 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 22:22:13,203 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 22:22:13,230 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:22:13,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:22:13,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:22:13,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:22:13,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:22:13,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:22:13,231 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:22:13,231 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:22:13,231 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:22:13,231 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:22:13,231 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 22:22:13,231 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 22:22:13,231 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 22:22:13,231 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 22:22:13,232 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:22:13,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:22:13,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:22:13,233 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 22:22:13,357 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:22:13,359 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:22:13,738 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:22:13,884 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:22:13,884 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:22:13,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:22:13 BoogieIcfgContainer [2023-08-30 22:22:13,887 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:22:13,889 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:22:13,889 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:22:13,891 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:22:13,891 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:22:12" (1/3) ... [2023-08-30 22:22:13,892 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@678cd9e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:22:13, skipping insertion in model container [2023-08-30 22:22:13,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:22:13" (2/3) ... [2023-08-30 22:22:13,892 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@678cd9e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:22:13, skipping insertion in model container [2023-08-30 22:22:13,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:22:13" (3/3) ... [2023-08-30 22:22:13,894 INFO L112 eAbstractionObserver]: Analyzing ICFG mix026.oepc.i [2023-08-30 22:22:13,901 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:22:13,908 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:22:13,909 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:22:13,909 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:22:13,990 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:22:13,996 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 22:22:14,001 INFO L158 Benchmark]: Toolchain (without parser) took 1547.43ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 51.8MB in the end (delta: 16.6MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2023-08-30 22:22:14,002 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 71.3MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:22:14,002 INFO L158 Benchmark]: CACSL2BoogieTranslator took 610.49ms. Allocated memory is still 92.3MB. Free memory was 68.2MB in the beginning and 66.8MB in the end (delta: 1.4MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2023-08-30 22:22:14,003 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.70ms. Allocated memory is still 92.3MB. Free memory was 66.8MB in the beginning and 64.1MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 22:22:14,004 INFO L158 Benchmark]: Boogie Preprocessor took 38.86ms. Allocated memory is still 92.3MB. Free memory was 64.1MB in the beginning and 61.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:22:14,005 INFO L158 Benchmark]: RCFGBuilder took 727.70ms. Allocated memory is still 92.3MB. Free memory was 61.6MB in the beginning and 66.6MB in the end (delta: -4.9MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2023-08-30 22:22:14,005 INFO L158 Benchmark]: TraceAbstraction took 111.02ms. Allocated memory is still 92.3MB. Free memory was 65.6MB in the beginning and 51.8MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 22:22:14,013 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 71.3MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 610.49ms. Allocated memory is still 92.3MB. Free memory was 68.2MB in the beginning and 66.8MB in the end (delta: 1.4MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.70ms. Allocated memory is still 92.3MB. Free memory was 66.8MB in the beginning and 64.1MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.86ms. Allocated memory is still 92.3MB. Free memory was 64.1MB in the beginning and 61.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 727.70ms. Allocated memory is still 92.3MB. Free memory was 61.6MB in the beginning and 66.6MB in the end (delta: -4.9MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. * TraceAbstraction took 111.02ms. Allocated memory is still 92.3MB. Free memory was 65.6MB in the beginning and 51.8MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:22:14,039 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