./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_82-list_racefree.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/goblint-regression/28-race_reach_82-list_racefree.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 6ac894f5c6207d1329786eb676509b79ca36f8c33f880cc59ffa30652ab92765 --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 12:29:38,640 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:29:38,642 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:29:38,678 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:29:38,679 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:29:38,680 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:29:38,681 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:29:38,683 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:29:38,684 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:29:38,685 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:29:38,686 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:29:38,691 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:29:38,691 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:29:38,695 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:29:38,697 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:29:38,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:29:38,700 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:29:38,702 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:29:38,704 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:29:38,706 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:29:38,709 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:29:38,716 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:29:38,717 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:29:38,718 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:29:38,721 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:29:38,724 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:29:38,724 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:29:38,725 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:29:38,726 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:29:38,727 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:29:38,728 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:29:38,731 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:29:38,732 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:29:38,733 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:29:38,734 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:29:38,734 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:29:38,735 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:29:38,736 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:29:38,736 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:29:38,737 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:29:38,737 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:29:38,738 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:29:38,773 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:29:38,774 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:29:38,774 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:29:38,775 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:29:38,775 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:29:38,776 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:29:38,776 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:29:38,777 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:29:38,777 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:29:38,777 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:29:38,778 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:29:38,778 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:29:38,778 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:29:38,778 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:29:38,778 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:29:38,779 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:29:38,779 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:29:38,779 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:29:38,779 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:29:38,779 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:29:38,780 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:29:38,780 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:29:38,780 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:29:38,780 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:29:38,780 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:29:38,780 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:29:38,781 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:29:38,781 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:29:38,781 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:29:38,781 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:29:38,781 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:29:38,782 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:29:38,782 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:29:38,782 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:29:38,782 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:29:38,782 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:29:38,783 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:29:38,783 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ac894f5c6207d1329786eb676509b79ca36f8c33f880cc59ffa30652ab92765 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:29:39,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:29:39,122 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:29:39,125 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:29:39,126 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:29:39,126 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:29:39,127 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_82-list_racefree.i [2023-08-30 12:29:40,321 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:29:40,626 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:29:40,626 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_82-list_racefree.i [2023-08-30 12:29:40,644 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19b5c415c/e86c3b7d757148fc8bfefda0ab4cd7ea/FLAGed82a9061 [2023-08-30 12:29:40,656 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19b5c415c/e86c3b7d757148fc8bfefda0ab4cd7ea [2023-08-30 12:29:40,658 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:29:40,658 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:29:40,659 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:29:40,660 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:29:40,666 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:29:40,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:29:40" (1/1) ... [2023-08-30 12:29:40,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d17471e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:40, skipping insertion in model container [2023-08-30 12:29:40,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:29:40" (1/1) ... [2023-08-30 12:29:40,676 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:29:40,744 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:29:41,128 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_82-list_racefree.i[47038,47051] [2023-08-30 12:29:41,170 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:29:41,185 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:29:41,233 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_82-list_racefree.i[47038,47051] [2023-08-30 12:29:41,243 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:29:41,323 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:29:41,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:41 WrapperNode [2023-08-30 12:29:41,323 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:29:41,325 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:29:41,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:29:41,325 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:29:41,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:41" (1/1) ... [2023-08-30 12:29:41,361 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:41" (1/1) ... [2023-08-30 12:29:41,420 INFO L138 Inliner]: procedures = 278, calls = 61, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 220 [2023-08-30 12:29:41,420 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:29:41,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:29:41,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:29:41,422 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:29:41,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:41" (1/1) ... [2023-08-30 12:29:41,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:41" (1/1) ... [2023-08-30 12:29:41,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:41" (1/1) ... [2023-08-30 12:29:41,450 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:41" (1/1) ... [2023-08-30 12:29:41,462 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:41" (1/1) ... [2023-08-30 12:29:41,466 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:41" (1/1) ... [2023-08-30 12:29:41,469 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:41" (1/1) ... [2023-08-30 12:29:41,470 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:41" (1/1) ... [2023-08-30 12:29:41,473 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:29:41,474 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:29:41,474 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:29:41,474 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:29:41,475 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:41" (1/1) ... [2023-08-30 12:29:41,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:29:41,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:29:41,511 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 12:29:41,521 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 12:29:41,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:29:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-30 12:29:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-08-30 12:29:41,545 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-08-30 12:29:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:29:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 12:29:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-08-30 12:29:41,546 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-08-30 12:29:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:29:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 12:29:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 12:29:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:29:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-30 12:29:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:29:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:29:41,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:29:41,549 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 12:29:41,774 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:29:41,775 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:29:42,136 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:29:42,148 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:29:42,148 INFO L302 CfgBuilder]: Removed 15 assume(true) statements. [2023-08-30 12:29:42,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:29:42 BoogieIcfgContainer [2023-08-30 12:29:42,150 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:29:42,161 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:29:42,161 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:29:42,164 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:29:42,164 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:29:40" (1/3) ... [2023-08-30 12:29:42,165 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75d4e695 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:29:42, skipping insertion in model container [2023-08-30 12:29:42,165 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:41" (2/3) ... [2023-08-30 12:29:42,165 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75d4e695 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:29:42, skipping insertion in model container [2023-08-30 12:29:42,165 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:29:42" (3/3) ... [2023-08-30 12:29:42,166 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_82-list_racefree.i [2023-08-30 12:29:42,174 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:29:42,182 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:29:42,183 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2023-08-30 12:29:42,183 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:29:42,310 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-30 12:29:42,315 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 12:29:42,319 INFO L158 Benchmark]: Toolchain (without parser) took 1659.90ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 44.3MB in the beginning and 46.6MB in the end (delta: -2.3MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2023-08-30 12:29:42,319 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 56.6MB. Free memory is still 34.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:29:42,320 INFO L158 Benchmark]: CACSL2BoogieTranslator took 664.38ms. Allocated memory is still 69.2MB. Free memory was 44.1MB in the beginning and 31.0MB in the end (delta: 13.1MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2023-08-30 12:29:42,320 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.87ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 31.0MB in the beginning and 61.3MB in the end (delta: -30.2MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2023-08-30 12:29:42,321 INFO L158 Benchmark]: Boogie Preprocessor took 51.64ms. Allocated memory is still 83.9MB. Free memory was 61.3MB in the beginning and 58.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:29:42,321 INFO L158 Benchmark]: RCFGBuilder took 676.59ms. Allocated memory is still 83.9MB. Free memory was 58.8MB in the beginning and 35.7MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-08-30 12:29:42,322 INFO L158 Benchmark]: TraceAbstraction took 157.22ms. Allocated memory is still 83.9MB. Free memory was 60.2MB in the beginning and 46.6MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:29:42,326 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 56.6MB. Free memory is still 34.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 664.38ms. Allocated memory is still 69.2MB. Free memory was 44.1MB in the beginning and 31.0MB in the end (delta: 13.1MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.87ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 31.0MB in the beginning and 61.3MB in the end (delta: -30.2MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.64ms. Allocated memory is still 83.9MB. Free memory was 61.3MB in the beginning and 58.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 676.59ms. Allocated memory is still 83.9MB. Free memory was 58.8MB in the beginning and 35.7MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 157.22ms. Allocated memory is still 83.9MB. Free memory was 60.2MB in the beginning and 46.6MB in the end (delta: 13.6MB). 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 12:29:42,352 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/goblint-regression/28-race_reach_82-list_racefree.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 6ac894f5c6207d1329786eb676509b79ca36f8c33f880cc59ffa30652ab92765 --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 12:29:44,258 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:29:44,261 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:29:44,289 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:29:44,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:29:44,290 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:29:44,292 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:29:44,293 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:29:44,295 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:29:44,296 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:29:44,297 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:29:44,302 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:29:44,304 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:29:44,308 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:29:44,310 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:29:44,314 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:29:44,315 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:29:44,316 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:29:44,317 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:29:44,323 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:29:44,324 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:29:44,325 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:29:44,326 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:29:44,327 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:29:44,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:29:44,330 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:29:44,330 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:29:44,331 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:29:44,331 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:29:44,332 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:29:44,332 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:29:44,333 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:29:44,334 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:29:44,334 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:29:44,335 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:29:44,335 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:29:44,336 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:29:44,336 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:29:44,337 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:29:44,337 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:29:44,338 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:29:44,339 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:29:44,359 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:29:44,359 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:29:44,359 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:29:44,360 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:29:44,360 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:29:44,361 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:29:44,361 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:29:44,361 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:29:44,362 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:29:44,362 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:29:44,362 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:29:44,362 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:29:44,363 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:29:44,363 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:29:44,363 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:29:44,363 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:29:44,364 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:29:44,364 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:29:44,364 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:29:44,364 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:29:44,365 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:29:44,365 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:29:44,365 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:29:44,365 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:29:44,366 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:29:44,366 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:29:44,366 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:29:44,366 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:29:44,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:29:44,367 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:29:44,367 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:29:44,367 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:29:44,368 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:29:44,368 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:29:44,368 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:29:44,368 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:29:44,369 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:29:44,369 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:29:44,369 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:29:44,369 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:29:44,369 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ac894f5c6207d1329786eb676509b79ca36f8c33f880cc59ffa30652ab92765 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:29:44,667 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:29:44,685 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:29:44,688 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:29:44,688 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:29:44,688 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:29:44,689 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_82-list_racefree.i [2023-08-30 12:29:45,927 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:29:46,187 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:29:46,188 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_82-list_racefree.i [2023-08-30 12:29:46,205 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c3c38022/93afa2e479ed40b78404b4cfc4ce5702/FLAG8bf4bf91b [2023-08-30 12:29:46,224 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c3c38022/93afa2e479ed40b78404b4cfc4ce5702 [2023-08-30 12:29:46,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:29:46,227 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:29:46,229 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:29:46,229 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:29:46,231 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:29:46,232 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:29:46" (1/1) ... [2023-08-30 12:29:46,233 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64a64f77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:46, skipping insertion in model container [2023-08-30 12:29:46,234 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:29:46" (1/1) ... [2023-08-30 12:29:46,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:29:46,284 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:29:46,588 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_82-list_racefree.i[47038,47051] [2023-08-30 12:29:46,628 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:29:46,641 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:29:46,684 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_82-list_racefree.i[47038,47051] [2023-08-30 12:29:46,695 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:29:46,745 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:29:46,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:46 WrapperNode [2023-08-30 12:29:46,746 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:29:46,747 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:29:46,747 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:29:46,747 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:29:46,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:46" (1/1) ... [2023-08-30 12:29:46,770 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:46" (1/1) ... [2023-08-30 12:29:46,805 INFO L138 Inliner]: procedures = 282, calls = 61, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 219 [2023-08-30 12:29:46,806 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:29:46,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:29:46,806 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:29:46,806 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:29:46,818 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:46" (1/1) ... [2023-08-30 12:29:46,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:46" (1/1) ... [2023-08-30 12:29:46,822 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:46" (1/1) ... [2023-08-30 12:29:46,822 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:46" (1/1) ... [2023-08-30 12:29:46,833 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:46" (1/1) ... [2023-08-30 12:29:46,837 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:46" (1/1) ... [2023-08-30 12:29:46,840 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:46" (1/1) ... [2023-08-30 12:29:46,842 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:46" (1/1) ... [2023-08-30 12:29:46,847 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:29:46,848 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:29:46,848 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:29:46,848 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:29:46,849 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:46" (1/1) ... [2023-08-30 12:29:46,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:29:46,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:29:46,886 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 12:29:46,891 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 12:29:46,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 12:29:46,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:29:46,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-30 12:29:46,919 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-08-30 12:29:46,919 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-08-30 12:29:46,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:29:46,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:29:46,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:29:46,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 12:29:46,919 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-08-30 12:29:46,919 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-08-30 12:29:46,919 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 12:29:46,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 12:29:46,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:29:46,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-30 12:29:46,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:29:46,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:29:46,921 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 12:29:47,049 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:29:47,051 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:29:47,499 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:29:47,507 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:29:47,507 INFO L302 CfgBuilder]: Removed 15 assume(true) statements. [2023-08-30 12:29:47,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:29:47 BoogieIcfgContainer [2023-08-30 12:29:47,510 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:29:47,511 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:29:47,511 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:29:47,514 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:29:47,514 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:29:46" (1/3) ... [2023-08-30 12:29:47,515 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@783d83e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:29:47, skipping insertion in model container [2023-08-30 12:29:47,515 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:46" (2/3) ... [2023-08-30 12:29:47,515 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@783d83e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:29:47, skipping insertion in model container [2023-08-30 12:29:47,515 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:29:47" (3/3) ... [2023-08-30 12:29:47,516 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_82-list_racefree.i [2023-08-30 12:29:47,523 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:29:47,531 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:29:47,532 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2023-08-30 12:29:47,532 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:29:47,652 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-30 12:29:47,664 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 12:29:47,670 INFO L158 Benchmark]: Toolchain (without parser) took 1442.03ms. Allocated memory is still 73.4MB. Free memory was 46.2MB in the beginning and 31.7MB in the end (delta: 14.4MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2023-08-30 12:29:47,671 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 56.6MB. Free memory is still 34.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:29:47,672 INFO L158 Benchmark]: CACSL2BoogieTranslator took 517.61ms. Allocated memory is still 73.4MB. Free memory was 46.0MB in the beginning and 33.5MB in the end (delta: 12.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 12:29:47,672 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.95ms. Allocated memory is still 73.4MB. Free memory was 33.5MB in the beginning and 30.4MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:29:47,673 INFO L158 Benchmark]: Boogie Preprocessor took 41.17ms. Allocated memory is still 73.4MB. Free memory was 30.4MB in the beginning and 49.9MB in the end (delta: -19.5MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2023-08-30 12:29:47,674 INFO L158 Benchmark]: RCFGBuilder took 661.72ms. Allocated memory is still 73.4MB. Free memory was 49.9MB in the beginning and 48.8MB in the end (delta: 1.1MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. [2023-08-30 12:29:47,674 INFO L158 Benchmark]: TraceAbstraction took 157.73ms. Allocated memory is still 73.4MB. Free memory was 48.1MB in the beginning and 31.7MB in the end (delta: 16.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 12:29:47,682 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 56.6MB. Free memory is still 34.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 517.61ms. Allocated memory is still 73.4MB. Free memory was 46.0MB in the beginning and 33.5MB in the end (delta: 12.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.95ms. Allocated memory is still 73.4MB. Free memory was 33.5MB in the beginning and 30.4MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.17ms. Allocated memory is still 73.4MB. Free memory was 30.4MB in the beginning and 49.9MB in the end (delta: -19.5MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * RCFGBuilder took 661.72ms. Allocated memory is still 73.4MB. Free memory was 49.9MB in the beginning and 48.8MB in the end (delta: 1.1MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. * TraceAbstraction took 157.73ms. Allocated memory is still 73.4MB. Free memory was 48.1MB in the beginning and 31.7MB in the end (delta: 16.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:29:47,710 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