./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix046.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/mix046.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 0c2da3652c054af11b47a99e37d3ddb516e4f65f65f3696b960347af3ebf57e8 --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 12:20:51,073 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:20:51,074 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:20:51,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:20:51,102 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:20:51,104 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:20:51,106 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:20:51,108 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:20:51,110 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:20:51,113 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:20:51,114 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:20:51,117 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:20:51,117 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:20:51,119 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:20:51,120 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:20:51,123 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:20:51,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:20:51,125 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:20:51,126 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:20:51,130 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:20:51,130 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:20:51,131 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:20:51,132 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:20:51,132 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:20:51,137 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:20:51,137 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:20:51,137 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:20:51,139 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:20:51,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:20:51,140 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:20:51,140 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:20:51,145 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:20:51,146 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:20:51,146 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:20:51,147 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:20:51,147 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:20:51,147 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:20:51,148 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:20:51,148 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:20:51,148 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:20:51,149 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:20:51,150 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:20:51,178 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:20:51,179 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:20:51,180 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:20:51,180 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:20:51,180 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:20:51,180 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:20:51,181 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:20:51,181 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:20:51,181 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:20:51,181 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:20:51,182 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:20:51,182 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:20:51,182 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:20:51,182 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:20:51,182 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:20:51,183 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:20:51,183 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:20:51,183 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:20:51,183 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:20:51,183 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:20:51,183 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:20:51,183 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:20:51,184 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:20:51,184 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:20:51,184 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:20:51,184 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:20:51,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:20:51,184 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:20:51,185 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:20:51,185 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:20:51,185 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:20:51,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:20:51,185 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:20:51,185 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:20:51,186 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:20:51,186 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:20:51,186 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:20:51,186 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c2da3652c054af11b47a99e37d3ddb516e4f65f65f3696b960347af3ebf57e8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:20:51,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:20:51,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:20:51,450 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:20:51,451 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:20:51,451 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:20:51,452 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix046.oepc.i [2023-08-30 12:20:52,421 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:20:52,631 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:20:52,632 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix046.oepc.i [2023-08-30 12:20:52,653 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ce50baf1/089c351a362d4e65a6f450c1a857d68c/FLAG738796f59 [2023-08-30 12:20:52,664 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ce50baf1/089c351a362d4e65a6f450c1a857d68c [2023-08-30 12:20:52,666 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:20:52,667 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:20:52,669 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:20:52,669 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:20:52,671 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:20:52,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:20:52" (1/1) ... [2023-08-30 12:20:52,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5623a590 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:52, skipping insertion in model container [2023-08-30 12:20:52,673 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:20:52" (1/1) ... [2023-08-30 12:20:52,677 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:20:52,721 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:20:52,849 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/mix046.oepc.i[945,958] [2023-08-30 12:20:53,056 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:20:53,066 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:20:53,074 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/mix046.oepc.i[945,958] [2023-08-30 12:20:53,115 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:20:53,140 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:20:53,140 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:20:53,145 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:20:53,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:53 WrapperNode [2023-08-30 12:20:53,145 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:20:53,146 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:20:53,146 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:20:53,146 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:20:53,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:53" (1/1) ... [2023-08-30 12:20:53,180 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:53" (1/1) ... [2023-08-30 12:20:53,202 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 147 [2023-08-30 12:20:53,202 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:20:53,203 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:20:53,203 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:20:53,204 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:20:53,209 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:53" (1/1) ... [2023-08-30 12:20:53,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:53" (1/1) ... [2023-08-30 12:20:53,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:53" (1/1) ... [2023-08-30 12:20:53,221 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:53" (1/1) ... [2023-08-30 12:20:53,229 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:53" (1/1) ... [2023-08-30 12:20:53,241 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:53" (1/1) ... [2023-08-30 12:20:53,242 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:53" (1/1) ... [2023-08-30 12:20:53,243 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:53" (1/1) ... [2023-08-30 12:20:53,248 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:20:53,251 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:20:53,252 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:20:53,252 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:20:53,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:53" (1/1) ... [2023-08-30 12:20:53,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:20:53,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:20:53,276 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 12:20:53,300 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 12:20:53,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:20:53,307 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:20:53,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:20:53,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:20:53,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:20:53,308 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:20:53,308 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:20:53,308 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:20:53,308 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:20:53,308 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:20:53,308 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:20:53,308 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 12:20:53,308 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 12:20:53,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:20:53,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:20:53,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:20:53,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:20:53,318 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 12:20:53,480 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:20:53,482 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:20:53,700 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:20:53,785 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:20:53,785 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:20:53,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:20:53 BoogieIcfgContainer [2023-08-30 12:20:53,787 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:20:53,788 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:20:53,788 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:20:53,790 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:20:53,790 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:20:52" (1/3) ... [2023-08-30 12:20:53,791 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c0f5ac6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:20:53, skipping insertion in model container [2023-08-30 12:20:53,791 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:53" (2/3) ... [2023-08-30 12:20:53,791 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c0f5ac6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:20:53, skipping insertion in model container [2023-08-30 12:20:53,791 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:20:53" (3/3) ... [2023-08-30 12:20:53,792 INFO L112 eAbstractionObserver]: Analyzing ICFG mix046.oepc.i [2023-08-30 12:20:53,797 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:20:53,802 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:20:53,802 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 12:20:53,803 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:20:53,847 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:20:53,851 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 12:20:53,856 INFO L158 Benchmark]: Toolchain (without parser) took 1187.80ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 47.3MB in the beginning and 43.3MB in the end (delta: 4.0MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. [2023-08-30 12:20:53,856 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 58.7MB. Free memory was 37.0MB in the beginning and 37.0MB in the end (delta: 45.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:20:53,857 INFO L158 Benchmark]: CACSL2BoogieTranslator took 476.37ms. Allocated memory is still 71.3MB. Free memory was 47.1MB in the beginning and 40.0MB in the end (delta: 7.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-30 12:20:53,857 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.58ms. Allocated memory is still 71.3MB. Free memory was 40.0MB in the beginning and 37.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:20:53,858 INFO L158 Benchmark]: Boogie Preprocessor took 47.65ms. Allocated memory is still 71.3MB. Free memory was 37.4MB in the beginning and 35.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:20:53,859 INFO L158 Benchmark]: RCFGBuilder took 535.87ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 35.3MB in the beginning and 55.3MB in the end (delta: -20.0MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2023-08-30 12:20:53,859 INFO L158 Benchmark]: TraceAbstraction took 66.16ms. Allocated memory is still 88.1MB. Free memory was 54.7MB in the beginning and 43.3MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:20:53,865 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 58.7MB. Free memory was 37.0MB in the beginning and 37.0MB in the end (delta: 45.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 476.37ms. Allocated memory is still 71.3MB. Free memory was 47.1MB in the beginning and 40.0MB in the end (delta: 7.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.58ms. Allocated memory is still 71.3MB. Free memory was 40.0MB in the beginning and 37.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.65ms. Allocated memory is still 71.3MB. Free memory was 37.4MB in the beginning and 35.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 535.87ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 35.3MB in the beginning and 55.3MB in the end (delta: -20.0MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * TraceAbstraction took 66.16ms. Allocated memory is still 88.1MB. Free memory was 54.7MB in the beginning and 43.3MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. 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 12:20:53,884 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/mix046.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 0c2da3652c054af11b47a99e37d3ddb516e4f65f65f3696b960347af3ebf57e8 --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 12:20:55,404 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:20:55,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:20:55,440 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:20:55,441 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:20:55,444 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:20:55,445 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:20:55,447 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:20:55,449 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:20:55,452 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:20:55,454 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:20:55,456 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:20:55,456 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:20:55,457 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:20:55,459 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:20:55,463 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:20:55,463 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:20:55,464 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:20:55,465 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:20:55,469 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:20:55,470 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:20:55,470 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:20:55,471 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:20:55,472 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:20:55,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:20:55,477 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:20:55,477 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:20:55,478 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:20:55,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:20:55,479 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:20:55,479 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:20:55,484 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:20:55,485 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:20:55,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:20:55,486 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:20:55,486 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:20:55,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:20:55,487 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:20:55,487 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:20:55,497 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:20:55,497 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:20:55,499 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:20:55,523 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:20:55,523 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:20:55,524 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:20:55,524 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:20:55,525 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:20:55,525 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:20:55,526 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:20:55,526 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:20:55,526 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:20:55,526 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:20:55,527 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:20:55,527 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:20:55,527 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:20:55,527 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:20:55,527 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:20:55,527 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:20:55,527 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:20:55,527 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:20:55,528 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:20:55,528 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:20:55,528 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:20:55,528 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:20:55,528 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:20:55,528 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:20:55,528 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:20:55,529 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:20:55,529 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:20:55,529 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:20:55,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:20:55,529 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:20:55,529 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:20:55,529 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:20:55,530 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:20:55,530 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:20:55,530 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:20:55,530 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:20:55,530 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:20:55,530 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:20:55,530 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:20:55,530 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:20:55,531 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c2da3652c054af11b47a99e37d3ddb516e4f65f65f3696b960347af3ebf57e8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:20:55,772 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:20:55,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:20:55,785 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:20:55,785 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:20:55,786 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:20:55,787 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix046.oepc.i [2023-08-30 12:20:56,754 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:20:56,979 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:20:56,983 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix046.oepc.i [2023-08-30 12:20:57,000 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/762c6a077/fadcfa2289c5444e9bed698e30dff7be/FLAGadddb5534 [2023-08-30 12:20:57,299 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/762c6a077/fadcfa2289c5444e9bed698e30dff7be [2023-08-30 12:20:57,301 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:20:57,302 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:20:57,302 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:20:57,302 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:20:57,304 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:20:57,306 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:20:57" (1/1) ... [2023-08-30 12:20:57,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@319b55f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:57, skipping insertion in model container [2023-08-30 12:20:57,307 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:20:57" (1/1) ... [2023-08-30 12:20:57,311 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:20:57,352 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:20:57,466 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/mix046.oepc.i[945,958] [2023-08-30 12:20:57,638 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:20:57,650 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:20:57,658 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/mix046.oepc.i[945,958] [2023-08-30 12:20:57,708 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:20:57,734 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:20:57,735 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:20:57,739 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:20:57,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:57 WrapperNode [2023-08-30 12:20:57,739 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:20:57,740 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:20:57,740 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:20:57,740 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:20:57,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:57" (1/1) ... [2023-08-30 12:20:57,774 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:57" (1/1) ... [2023-08-30 12:20:57,805 INFO L138 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 148 [2023-08-30 12:20:57,806 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:20:57,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:20:57,807 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:20:57,807 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:20:57,814 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:57" (1/1) ... [2023-08-30 12:20:57,814 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:57" (1/1) ... [2023-08-30 12:20:57,824 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:57" (1/1) ... [2023-08-30 12:20:57,825 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:57" (1/1) ... [2023-08-30 12:20:57,833 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:57" (1/1) ... [2023-08-30 12:20:57,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:57" (1/1) ... [2023-08-30 12:20:57,836 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:57" (1/1) ... [2023-08-30 12:20:57,837 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:57" (1/1) ... [2023-08-30 12:20:57,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:20:57,853 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:20:57,853 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:20:57,853 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:20:57,853 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:57" (1/1) ... [2023-08-30 12:20:57,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:20:57,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:20:57,884 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 12:20:57,894 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 12:20:57,911 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:20:57,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:20:57,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:20:57,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:20:57,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:20:57,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:20:57,912 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:20:57,912 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:20:57,912 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:20:57,913 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:20:57,913 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:20:57,913 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:20:57,913 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 12:20:57,913 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 12:20:57,913 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:20:57,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:20:57,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:20:57,915 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 12:20:58,040 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:20:58,041 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:20:58,299 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:20:58,400 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:20:58,401 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:20:58,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:20:58 BoogieIcfgContainer [2023-08-30 12:20:58,402 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:20:58,404 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:20:58,404 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:20:58,405 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:20:58,406 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:20:57" (1/3) ... [2023-08-30 12:20:58,406 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35fb0e8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:20:58, skipping insertion in model container [2023-08-30 12:20:58,406 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:57" (2/3) ... [2023-08-30 12:20:58,406 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35fb0e8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:20:58, skipping insertion in model container [2023-08-30 12:20:58,407 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:20:58" (3/3) ... [2023-08-30 12:20:58,407 INFO L112 eAbstractionObserver]: Analyzing ICFG mix046.oepc.i [2023-08-30 12:20:58,412 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:20:58,418 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:20:58,418 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 12:20:58,418 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:20:58,458 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:20:58,463 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 12:20:58,466 INFO L158 Benchmark]: Toolchain (without parser) took 1163.60ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 40.9MB in the beginning and 39.8MB in the end (delta: 1.0MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2023-08-30 12:20:58,466 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 50.3MB. Free memory was 28.7MB in the beginning and 28.7MB in the end (delta: 67.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:20:58,467 INFO L158 Benchmark]: CACSL2BoogieTranslator took 437.19ms. Allocated memory is still 65.0MB. Free memory was 40.6MB in the beginning and 31.6MB in the end (delta: 8.9MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2023-08-30 12:20:58,467 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.94ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 31.6MB in the beginning and 58.9MB in the end (delta: -27.2MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2023-08-30 12:20:58,467 INFO L158 Benchmark]: Boogie Preprocessor took 33.66ms. Allocated memory is still 79.7MB. Free memory was 58.9MB in the beginning and 56.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:20:58,468 INFO L158 Benchmark]: RCFGBuilder took 549.92ms. Allocated memory is still 79.7MB. Free memory was 56.4MB in the beginning and 54.8MB in the end (delta: 1.6MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. [2023-08-30 12:20:58,468 INFO L158 Benchmark]: TraceAbstraction took 61.27ms. Allocated memory is still 79.7MB. Free memory was 54.0MB in the beginning and 39.8MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:20:58,470 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 50.3MB. Free memory was 28.7MB in the beginning and 28.7MB in the end (delta: 67.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 437.19ms. Allocated memory is still 65.0MB. Free memory was 40.6MB in the beginning and 31.6MB in the end (delta: 8.9MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.94ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 31.6MB in the beginning and 58.9MB in the end (delta: -27.2MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.66ms. Allocated memory is still 79.7MB. Free memory was 58.9MB in the beginning and 56.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 549.92ms. Allocated memory is still 79.7MB. Free memory was 56.4MB in the beginning and 54.8MB in the end (delta: 1.6MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. * TraceAbstraction took 61.27ms. Allocated memory is still 79.7MB. Free memory was 54.0MB in the beginning and 39.8MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. 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 12:20:58,484 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