./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-deagle/arithmetic_prog_bad.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-deagle/arithmetic_prog_bad.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 051706a1eb405a384d7cf371ab2d9b9605b94715fa3ad16d6c2eb8e3fbb8fc38 --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 02:06:01,119 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:06:01,120 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:06:01,140 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:06:01,140 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:06:01,146 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:06:01,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:06:01,151 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:06:01,153 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:06:01,158 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:06:01,159 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:06:01,159 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:06:01,160 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:06:01,163 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:06:01,165 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:06:01,168 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:06:01,169 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:06:01,169 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:06:01,171 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:06:01,172 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:06:01,176 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:06:01,177 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:06:01,177 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:06:01,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:06:01,180 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:06:01,183 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:06:01,183 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:06:01,184 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:06:01,185 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:06:01,186 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:06:01,186 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:06:01,187 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:06:01,188 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:06:01,188 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:06:01,189 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:06:01,189 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:06:01,190 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:06:01,190 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:06:01,190 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:06:01,191 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:06:01,191 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:06:01,193 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 02:06:01,218 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:06:01,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:06:01,219 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:06:01,219 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:06:01,220 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:06:01,220 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:06:01,221 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:06:01,221 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:06:01,221 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:06:01,221 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:06:01,222 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:06:01,222 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:06:01,222 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:06:01,222 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:06:01,222 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:06:01,222 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:06:01,222 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:06:01,222 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:06:01,223 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:06:01,223 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:06:01,223 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:06:01,223 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:06:01,223 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:06:01,223 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:06:01,223 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:06:01,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:06:01,224 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:06:01,224 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:06:01,224 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 02:06:01,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 02:06:01,224 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:06:01,224 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:06:01,225 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:06:01,225 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:06:01,225 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 051706a1eb405a384d7cf371ab2d9b9605b94715fa3ad16d6c2eb8e3fbb8fc38 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:06:01,473 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:06:01,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:06:01,498 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:06:01,499 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:06:01,499 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:06:01,500 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-deagle/arithmetic_prog_bad.i [2023-08-30 02:06:02,481 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:06:02,746 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:06:02,746 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/arithmetic_prog_bad.i [2023-08-30 02:06:02,770 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54d81f6f8/11696ac5fe8f47baa0ec32a8c5aceeb6/FLAG8087d8f0f [2023-08-30 02:06:03,068 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54d81f6f8/11696ac5fe8f47baa0ec32a8c5aceeb6 [2023-08-30 02:06:03,069 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:06:03,070 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:06:03,071 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:06:03,071 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:06:03,073 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:06:03,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:06:03" (1/1) ... [2023-08-30 02:06:03,074 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@221dd12b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:06:03, skipping insertion in model container [2023-08-30 02:06:03,074 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:06:03" (1/1) ... [2023-08-30 02:06:03,078 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:06:03,103 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:06:03,310 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-deagle/arithmetic_prog_bad.i[39758,39771] [2023-08-30 02:06:03,313 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:06:03,322 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:06:03,344 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-deagle/arithmetic_prog_bad.i[39758,39771] [2023-08-30 02:06:03,345 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:06:03,380 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:06:03,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:06:03 WrapperNode [2023-08-30 02:06:03,380 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:06:03,381 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:06:03,381 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:06:03,381 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:06:03,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:06:03" (1/1) ... [2023-08-30 02:06:03,395 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:06:03" (1/1) ... [2023-08-30 02:06:03,408 INFO L138 Inliner]: procedures = 243, calls = 50, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 81 [2023-08-30 02:06:03,408 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:06:03,409 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:06:03,409 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:06:03,409 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:06:03,414 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:06:03" (1/1) ... [2023-08-30 02:06:03,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:06:03" (1/1) ... [2023-08-30 02:06:03,416 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:06:03" (1/1) ... [2023-08-30 02:06:03,416 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:06:03" (1/1) ... [2023-08-30 02:06:03,420 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:06:03" (1/1) ... [2023-08-30 02:06:03,423 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:06:03" (1/1) ... [2023-08-30 02:06:03,424 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:06:03" (1/1) ... [2023-08-30 02:06:03,425 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:06:03" (1/1) ... [2023-08-30 02:06:03,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:06:03,427 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:06:03,427 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:06:03,427 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:06:03,428 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:06:03" (1/1) ... [2023-08-30 02:06:03,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:06:03,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:06:03,448 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 02:06:03,479 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 02:06:03,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:06:03,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:06:03,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-08-30 02:06:03,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 02:06:03,490 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 02:06:03,491 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 02:06:03,491 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 02:06:03,491 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 02:06:03,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 02:06:03,492 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 02:06:03,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:06:03,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 02:06:03,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:06:03,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:06:03,493 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 02:06:03,647 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:06:03,649 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:06:03,828 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:06:03,834 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:06:03,834 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-08-30 02:06:03,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:06:03 BoogieIcfgContainer [2023-08-30 02:06:03,836 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:06:03,850 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:06:03,850 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:06:03,852 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:06:03,853 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:06:03" (1/3) ... [2023-08-30 02:06:03,853 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6439dcb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:06:03, skipping insertion in model container [2023-08-30 02:06:03,853 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:06:03" (2/3) ... [2023-08-30 02:06:03,853 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6439dcb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:06:03, skipping insertion in model container [2023-08-30 02:06:03,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:06:03" (3/3) ... [2023-08-30 02:06:03,854 INFO L112 eAbstractionObserver]: Analyzing ICFG arithmetic_prog_bad.i [2023-08-30 02:06:03,866 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:06:03,866 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2023-08-30 02:06:03,866 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:06:03,915 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-30 02:06:03,920 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 02:06:03,923 INFO L158 Benchmark]: Toolchain (without parser) took 852.37ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 40.9MB in the beginning and 54.8MB in the end (delta: -13.9MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2023-08-30 02:06:03,924 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 65.0MB. Free memory was 42.6MB in the beginning and 42.5MB in the end (delta: 85.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:06:03,924 INFO L158 Benchmark]: CACSL2BoogieTranslator took 309.40ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 40.7MB in the beginning and 51.8MB in the end (delta: -11.1MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2023-08-30 02:06:03,925 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.22ms. Allocated memory is still 86.0MB. Free memory was 51.8MB in the beginning and 49.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:06:03,925 INFO L158 Benchmark]: Boogie Preprocessor took 17.93ms. Allocated memory is still 86.0MB. Free memory was 49.4MB in the beginning and 47.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:06:03,926 INFO L158 Benchmark]: RCFGBuilder took 408.78ms. Allocated memory is still 86.0MB. Free memory was 47.8MB in the beginning and 30.3MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-30 02:06:03,926 INFO L158 Benchmark]: TraceAbstraction took 72.20ms. Allocated memory is still 86.0MB. Free memory was 63.2MB in the beginning and 54.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 02:06:03,928 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 65.0MB. Free memory was 42.6MB in the beginning and 42.5MB in the end (delta: 85.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 309.40ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 40.7MB in the beginning and 51.8MB in the end (delta: -11.1MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.22ms. Allocated memory is still 86.0MB. Free memory was 51.8MB in the beginning and 49.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.93ms. Allocated memory is still 86.0MB. Free memory was 49.4MB in the beginning and 47.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 408.78ms. Allocated memory is still 86.0MB. Free memory was 47.8MB in the beginning and 30.3MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 72.20ms. Allocated memory is still 86.0MB. Free memory was 63.2MB in the beginning and 54.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. 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 02:06:03,946 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-deagle/arithmetic_prog_bad.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 051706a1eb405a384d7cf371ab2d9b9605b94715fa3ad16d6c2eb8e3fbb8fc38 --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 02:06:05,918 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:06:05,920 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:06:05,955 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:06:05,956 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:06:05,958 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:06:05,960 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:06:05,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:06:05,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:06:05,968 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:06:05,969 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:06:05,971 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:06:05,971 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:06:05,973 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:06:05,974 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:06:05,978 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:06:05,979 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:06:05,981 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:06:05,982 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:06:05,986 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:06:05,987 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:06:05,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:06:05,989 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:06:05,989 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:06:05,994 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:06:05,995 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:06:05,995 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:06:05,996 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:06:05,997 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:06:05,997 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:06:05,998 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:06:05,999 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:06:06,000 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:06:06,001 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:06:06,001 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:06:06,001 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:06:06,002 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:06:06,002 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:06:06,002 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:06:06,003 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:06:06,003 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:06:06,005 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 02:06:06,032 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:06:06,032 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:06:06,033 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:06:06,033 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:06:06,034 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:06:06,034 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:06:06,034 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:06:06,035 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:06:06,035 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:06:06,035 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:06:06,036 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:06:06,036 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:06:06,036 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:06:06,036 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:06:06,036 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:06:06,036 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:06:06,037 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:06:06,037 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:06:06,037 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:06:06,037 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:06:06,037 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 02:06:06,037 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 02:06:06,037 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:06:06,038 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:06:06,038 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:06:06,038 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:06:06,038 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:06:06,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:06:06,038 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:06:06,039 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:06:06,039 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 02:06:06,039 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 02:06:06,039 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:06:06,039 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:06:06,039 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:06:06,040 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 02:06:06,040 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:06:06,040 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 051706a1eb405a384d7cf371ab2d9b9605b94715fa3ad16d6c2eb8e3fbb8fc38 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:06:06,448 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:06:06,466 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:06:06,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:06:06,469 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:06:06,470 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:06:06,471 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-deagle/arithmetic_prog_bad.i [2023-08-30 02:06:07,666 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:06:07,904 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:06:07,909 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/arithmetic_prog_bad.i [2023-08-30 02:06:07,930 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0bef345e/0e9fb77992ee479b914bd3680f800c9f/FLAG34bb8fedc [2023-08-30 02:06:07,949 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0bef345e/0e9fb77992ee479b914bd3680f800c9f [2023-08-30 02:06:07,950 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:06:07,951 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:06:07,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:06:07,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:06:07,955 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:06:07,956 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:06:07" (1/1) ... [2023-08-30 02:06:07,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@648e01c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:06:07, skipping insertion in model container [2023-08-30 02:06:07,957 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:06:07" (1/1) ... [2023-08-30 02:06:07,961 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:06:07,995 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:06:08,303 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-deagle/arithmetic_prog_bad.i[39758,39771] [2023-08-30 02:06:08,306 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:06:08,321 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:06:08,363 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-deagle/arithmetic_prog_bad.i[39758,39771] [2023-08-30 02:06:08,363 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:06:08,403 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:06:08,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:06:08 WrapperNode [2023-08-30 02:06:08,403 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:06:08,404 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:06:08,404 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:06:08,404 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:06:08,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:06:08" (1/1) ... [2023-08-30 02:06:08,432 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:06:08" (1/1) ... [2023-08-30 02:06:08,456 INFO L138 Inliner]: procedures = 250, calls = 50, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 82 [2023-08-30 02:06:08,457 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:06:08,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:06:08,457 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:06:08,457 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:06:08,462 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:06:08" (1/1) ... [2023-08-30 02:06:08,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:06:08" (1/1) ... [2023-08-30 02:06:08,473 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:06:08" (1/1) ... [2023-08-30 02:06:08,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:06:08" (1/1) ... [2023-08-30 02:06:08,480 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:06:08" (1/1) ... [2023-08-30 02:06:08,482 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:06:08" (1/1) ... [2023-08-30 02:06:08,483 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:06:08" (1/1) ... [2023-08-30 02:06:08,484 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:06:08" (1/1) ... [2023-08-30 02:06:08,496 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:06:08,497 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:06:08,497 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:06:08,497 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:06:08,497 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:06:08" (1/1) ... [2023-08-30 02:06:08,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:06:08,509 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:06:08,519 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 02:06:08,546 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 02:06:08,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 02:06:08,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:06:08,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:06:08,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 02:06:08,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-08-30 02:06:08,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-08-30 02:06:08,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 02:06:08,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 02:06:08,555 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 02:06:08,555 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 02:06:08,555 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 02:06:08,555 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 02:06:08,555 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 02:06:08,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:06:08,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:06:08,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:06:08,557 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 02:06:08,718 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:06:08,720 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:06:08,920 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:06:08,926 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:06:08,926 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-08-30 02:06:08,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:06:08 BoogieIcfgContainer [2023-08-30 02:06:08,927 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:06:08,935 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:06:08,935 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:06:08,937 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:06:08,937 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:06:07" (1/3) ... [2023-08-30 02:06:08,938 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2212ef28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:06:08, skipping insertion in model container [2023-08-30 02:06:08,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:06:08" (2/3) ... [2023-08-30 02:06:08,938 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2212ef28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:06:08, skipping insertion in model container [2023-08-30 02:06:08,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:06:08" (3/3) ... [2023-08-30 02:06:08,939 INFO L112 eAbstractionObserver]: Analyzing ICFG arithmetic_prog_bad.i [2023-08-30 02:06:08,949 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:06:08,949 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2023-08-30 02:06:08,949 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:06:09,014 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-30 02:06:09,018 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 02:06:09,021 INFO L158 Benchmark]: Toolchain (without parser) took 1069.13ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 48.6MB in the beginning and 64.4MB in the end (delta: -15.7MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2023-08-30 02:06:09,021 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 54.5MB. Free memory was 32.7MB in the beginning and 32.7MB in the end (delta: 48.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:06:09,022 INFO L158 Benchmark]: CACSL2BoogieTranslator took 449.83ms. Allocated memory is still 75.5MB. Free memory was 48.4MB in the beginning and 38.7MB in the end (delta: 9.7MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2023-08-30 02:06:09,022 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.97ms. Allocated memory is still 75.5MB. Free memory was 38.7MB in the beginning and 36.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:06:09,022 INFO L158 Benchmark]: Boogie Preprocessor took 39.36ms. Allocated memory is still 75.5MB. Free memory was 36.2MB in the beginning and 34.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:06:09,023 INFO L158 Benchmark]: RCFGBuilder took 430.65ms. Allocated memory is still 75.5MB. Free memory was 34.1MB in the beginning and 35.6MB in the end (delta: -1.6MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2023-08-30 02:06:09,023 INFO L158 Benchmark]: TraceAbstraction took 84.89ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 35.3MB in the beginning and 64.4MB in the end (delta: -29.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 02:06:09,025 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 54.5MB. Free memory was 32.7MB in the beginning and 32.7MB in the end (delta: 48.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 449.83ms. Allocated memory is still 75.5MB. Free memory was 48.4MB in the beginning and 38.7MB in the end (delta: 9.7MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.97ms. Allocated memory is still 75.5MB. Free memory was 38.7MB in the beginning and 36.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.36ms. Allocated memory is still 75.5MB. Free memory was 36.2MB in the beginning and 34.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 430.65ms. Allocated memory is still 75.5MB. Free memory was 34.1MB in the beginning and 35.6MB in the end (delta: -1.6MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * TraceAbstraction took 84.89ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 35.3MB in the beginning and 64.4MB in the end (delta: -29.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 02:06:09,037 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