./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_94-alloc_region_racing.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_94-alloc_region_racing.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 7faac9952fd378b53dcd8f21391daa9cc75834f7be2a5ad0c70d96fc8524bd08 --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 12:29:54,407 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:29:54,410 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:29:54,456 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:29:54,458 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:29:54,462 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:29:54,464 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:29:54,467 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:29:54,469 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:29:54,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:29:54,474 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:29:54,477 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:29:54,477 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:29:54,480 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:29:54,481 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:29:54,489 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:29:54,490 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:29:54,491 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:29:54,495 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:29:54,497 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:29:54,501 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:29:54,502 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:29:54,503 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:29:54,504 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:29:54,510 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:29:54,514 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:29:54,514 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:29:54,515 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:29:54,517 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:29:54,518 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:29:54,518 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:29:54,523 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:29:54,524 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:29:54,525 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:29:54,526 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:29:54,527 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:29:54,528 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:29:54,528 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:29:54,528 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:29:54,529 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:29:54,530 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:29:54,531 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:29:54,565 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:29:54,566 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:29:54,567 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:29:54,567 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:29:54,568 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:29:54,568 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:29:54,568 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:29:54,569 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:29:54,569 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:29:54,569 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:29:54,570 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:29:54,570 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:29:54,570 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:29:54,570 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:29:54,571 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:29:54,571 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:29:54,571 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:29:54,571 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:29:54,571 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:29:54,572 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:29:54,572 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:29:54,572 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:29:54,572 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:29:54,572 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:29:54,572 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:29:54,573 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:29:54,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:29:54,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:29:54,573 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:29:54,574 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:29:54,574 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:29:54,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:29:54,574 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:29:54,574 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:29:54,575 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:29:54,575 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:29:54,575 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:29:54,575 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7faac9952fd378b53dcd8f21391daa9cc75834f7be2a5ad0c70d96fc8524bd08 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:29:54,855 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:29:54,873 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:29:54,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:29:54,877 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:29:54,877 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:29:54,878 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_94-alloc_region_racing.i [2023-08-30 12:29:55,937 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:29:56,266 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:29:56,267 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_94-alloc_region_racing.i [2023-08-30 12:29:56,291 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ad0fcfef/5cc1efcab14a49bb91c91c6f497101ea/FLAG3ac4c43ab [2023-08-30 12:29:56,315 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ad0fcfef/5cc1efcab14a49bb91c91c6f497101ea [2023-08-30 12:29:56,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:29:56,319 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:29:56,322 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:29:56,322 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:29:56,325 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:29:56,326 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:29:56" (1/1) ... [2023-08-30 12:29:56,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53ec9d0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:56, skipping insertion in model container [2023-08-30 12:29:56,327 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:29:56" (1/1) ... [2023-08-30 12:29:56,333 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:29:56,379 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:29:56,784 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_94-alloc_region_racing.i[58135,58148] [2023-08-30 12:29:56,817 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:29:56,835 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:29:56,881 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_94-alloc_region_racing.i[58135,58148] [2023-08-30 12:29:56,918 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:29:57,000 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:29:57,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:57 WrapperNode [2023-08-30 12:29:57,000 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:29:57,001 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:29:57,002 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:29:57,002 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:29:57,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:57" (1/1) ... [2023-08-30 12:29:57,043 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:57" (1/1) ... [2023-08-30 12:29:57,083 INFO L138 Inliner]: procedures = 377, calls = 72, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 250 [2023-08-30 12:29:57,084 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:29:57,085 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:29:57,086 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:29:57,086 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:29:57,093 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:57" (1/1) ... [2023-08-30 12:29:57,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:57" (1/1) ... [2023-08-30 12:29:57,109 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:57" (1/1) ... [2023-08-30 12:29:57,110 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:57" (1/1) ... [2023-08-30 12:29:57,126 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:57" (1/1) ... [2023-08-30 12:29:57,139 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:57" (1/1) ... [2023-08-30 12:29:57,141 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:57" (1/1) ... [2023-08-30 12:29:57,142 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:57" (1/1) ... [2023-08-30 12:29:57,150 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:29:57,151 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:29:57,151 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:29:57,151 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:29:57,152 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:57" (1/1) ... [2023-08-30 12:29:57,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:29:57,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:29:57,201 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 12:29:57,224 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 12:29:57,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:29:57,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-30 12:29:57,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:29:57,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-08-30 12:29:57,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 12:29:57,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:29:57,243 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 12:29:57,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 12:29:57,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:29:57,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-30 12:29:57,244 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 12:29:57,244 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 12:29:57,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:29:57,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:29:57,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:29:57,246 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 12:29:57,396 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:29:57,410 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:29:57,884 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:29:57,892 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:29:57,892 INFO L302 CfgBuilder]: Removed 23 assume(true) statements. [2023-08-30 12:29:57,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:29:57 BoogieIcfgContainer [2023-08-30 12:29:57,895 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:29:57,897 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:29:57,897 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:29:57,899 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:29:57,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:29:56" (1/3) ... [2023-08-30 12:29:57,900 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f750de7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:29:57, skipping insertion in model container [2023-08-30 12:29:57,901 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:57" (2/3) ... [2023-08-30 12:29:57,901 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f750de7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:29:57, skipping insertion in model container [2023-08-30 12:29:57,901 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:29:57" (3/3) ... [2023-08-30 12:29:57,902 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_94-alloc_region_racing.i [2023-08-30 12:29:57,910 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:29:57,918 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:29:57,919 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2023-08-30 12:29:57,919 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:29:58,011 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-30 12:29:58,017 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 12:29:58,023 INFO L158 Benchmark]: Toolchain (without parser) took 1702.77ms. Allocated memory is still 94.4MB. Free memory was 68.7MB in the beginning and 40.9MB in the end (delta: 27.8MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2023-08-30 12:29:58,024 INFO L158 Benchmark]: CDTParser took 0.19ms. 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 12:29:58,025 INFO L158 Benchmark]: CACSL2BoogieTranslator took 678.80ms. Allocated memory is still 94.4MB. Free memory was 68.7MB in the beginning and 50.9MB in the end (delta: 17.8MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2023-08-30 12:29:58,026 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.64ms. Allocated memory is still 94.4MB. Free memory was 50.9MB in the beginning and 47.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:29:58,027 INFO L158 Benchmark]: Boogie Preprocessor took 65.05ms. Allocated memory is still 94.4MB. Free memory was 47.7MB in the beginning and 45.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:29:58,027 INFO L158 Benchmark]: RCFGBuilder took 744.38ms. Allocated memory is still 94.4MB. Free memory was 45.1MB in the beginning and 53.5MB in the end (delta: -8.4MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2023-08-30 12:29:58,028 INFO L158 Benchmark]: TraceAbstraction took 124.55ms. Allocated memory is still 94.4MB. Free memory was 53.1MB in the beginning and 40.9MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:29:58,036 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 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 678.80ms. Allocated memory is still 94.4MB. Free memory was 68.7MB in the beginning and 50.9MB in the end (delta: 17.8MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.64ms. Allocated memory is still 94.4MB. Free memory was 50.9MB in the beginning and 47.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.05ms. Allocated memory is still 94.4MB. Free memory was 47.7MB in the beginning and 45.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 744.38ms. Allocated memory is still 94.4MB. Free memory was 45.1MB in the beginning and 53.5MB in the end (delta: -8.4MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. * TraceAbstraction took 124.55ms. Allocated memory is still 94.4MB. Free memory was 53.1MB in the beginning and 40.9MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:29:58,059 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_94-alloc_region_racing.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 7faac9952fd378b53dcd8f21391daa9cc75834f7be2a5ad0c70d96fc8524bd08 --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 12:30:00,002 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:30:00,004 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:30:00,028 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:30:00,028 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:30:00,029 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:30:00,030 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:30:00,032 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:30:00,033 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:30:00,034 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:30:00,035 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:30:00,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:30:00,036 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:30:00,037 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:30:00,038 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:30:00,039 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:30:00,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:30:00,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:30:00,041 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:30:00,043 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:30:00,044 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:30:00,045 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:30:00,046 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:30:00,047 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:30:00,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:30:00,050 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:30:00,050 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:30:00,051 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:30:00,052 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:30:00,052 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:30:00,053 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:30:00,053 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:30:00,054 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:30:00,054 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:30:00,055 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:30:00,056 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:30:00,056 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:30:00,056 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:30:00,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:30:00,069 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:30:00,071 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:30:00,073 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:30:00,111 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:30:00,111 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:30:00,113 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:30:00,113 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:30:00,114 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:30:00,114 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:30:00,114 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:30:00,115 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:30:00,115 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:30:00,115 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:30:00,116 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:30:00,116 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:30:00,116 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:30:00,117 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:30:00,117 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:30:00,117 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:30:00,117 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:30:00,117 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:30:00,117 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:30:00,118 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:30:00,118 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:30:00,118 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:30:00,118 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:30:00,118 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:30:00,118 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:30:00,119 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:30:00,119 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:30:00,119 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:30:00,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:30:00,119 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:30:00,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:30:00,120 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:30:00,120 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:30:00,120 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:30:00,120 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:30:00,121 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:30:00,121 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:30:00,121 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:30:00,121 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:30:00,121 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:30:00,121 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7faac9952fd378b53dcd8f21391daa9cc75834f7be2a5ad0c70d96fc8524bd08 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:30:00,445 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:30:00,464 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:30:00,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:30:00,469 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:30:00,469 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:30:00,471 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_94-alloc_region_racing.i [2023-08-30 12:30:01,617 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:30:01,919 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:30:01,920 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_94-alloc_region_racing.i [2023-08-30 12:30:01,938 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54d8b11b1/69bf553c13434acb925216f34ad79fb7/FLAGfec49bd3f [2023-08-30 12:30:01,950 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54d8b11b1/69bf553c13434acb925216f34ad79fb7 [2023-08-30 12:30:01,952 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:30:01,954 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:30:01,954 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:30:01,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:30:01,958 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:30:01,959 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:30:01" (1/1) ... [2023-08-30 12:30:01,960 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2557d959 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:01, skipping insertion in model container [2023-08-30 12:30:01,964 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:30:01" (1/1) ... [2023-08-30 12:30:01,970 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:30:02,036 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:30:02,427 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_94-alloc_region_racing.i[58135,58148] [2023-08-30 12:30:02,457 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:30:02,478 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:30:02,533 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_94-alloc_region_racing.i[58135,58148] [2023-08-30 12:30:02,550 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:30:02,651 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:30:02,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:02 WrapperNode [2023-08-30 12:30:02,651 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:30:02,653 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:30:02,653 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:30:02,653 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:30:02,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:02" (1/1) ... [2023-08-30 12:30:02,694 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:02" (1/1) ... [2023-08-30 12:30:02,741 INFO L138 Inliner]: procedures = 381, calls = 72, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 249 [2023-08-30 12:30:02,742 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:30:02,743 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:30:02,743 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:30:02,743 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:30:02,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:02" (1/1) ... [2023-08-30 12:30:02,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:02" (1/1) ... [2023-08-30 12:30:02,767 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:02" (1/1) ... [2023-08-30 12:30:02,767 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:02" (1/1) ... [2023-08-30 12:30:02,793 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:02" (1/1) ... [2023-08-30 12:30:02,798 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:02" (1/1) ... [2023-08-30 12:30:02,801 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:02" (1/1) ... [2023-08-30 12:30:02,803 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:02" (1/1) ... [2023-08-30 12:30:02,820 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:30:02,821 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:30:02,821 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:30:02,821 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:30:02,822 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:02" (1/1) ... [2023-08-30 12:30:02,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:30:02,841 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:30:02,851 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 12:30:02,854 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 12:30:02,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 12:30:02,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:30:02,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-30 12:30:02,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:30:02,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:30:02,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-08-30 12:30:02,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:30:02,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 12:30:02,879 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 12:30:02,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 12:30:02,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:30:02,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-30 12:30:02,880 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 12:30:02,880 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 12:30:02,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:30:02,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:30:02,881 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 12:30:03,095 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:30:03,097 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:30:03,719 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:30:03,728 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:30:03,728 INFO L302 CfgBuilder]: Removed 23 assume(true) statements. [2023-08-30 12:30:03,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:30:03 BoogieIcfgContainer [2023-08-30 12:30:03,732 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:30:03,734 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:30:03,734 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:30:03,737 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:30:03,738 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:30:01" (1/3) ... [2023-08-30 12:30:03,738 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2211c766 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:30:03, skipping insertion in model container [2023-08-30 12:30:03,738 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:02" (2/3) ... [2023-08-30 12:30:03,739 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2211c766 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:30:03, skipping insertion in model container [2023-08-30 12:30:03,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:30:03" (3/3) ... [2023-08-30 12:30:03,741 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_94-alloc_region_racing.i [2023-08-30 12:30:03,748 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:30:03,773 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:30:03,773 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2023-08-30 12:30:03,774 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:30:03,928 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-30 12:30:03,934 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 12:30:03,939 INFO L158 Benchmark]: Toolchain (without parser) took 1984.58ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 33.0MB in the beginning and 39.4MB in the end (delta: -6.4MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2023-08-30 12:30:03,939 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 50.3MB. Free memory was 28.9MB in the beginning and 28.9MB in the end (delta: 54.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:30:03,940 INFO L158 Benchmark]: CACSL2BoogieTranslator took 697.40ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 32.7MB in the beginning and 48.7MB in the end (delta: -16.1MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. [2023-08-30 12:30:03,940 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.33ms. Allocated memory is still 79.7MB. Free memory was 48.7MB in the beginning and 45.3MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:30:03,941 INFO L158 Benchmark]: Boogie Preprocessor took 77.57ms. Allocated memory is still 79.7MB. Free memory was 45.3MB in the beginning and 42.2MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:30:03,942 INFO L158 Benchmark]: RCFGBuilder took 911.03ms. Allocated memory is still 79.7MB. Free memory was 42.2MB in the beginning and 32.7MB in the end (delta: 9.5MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2023-08-30 12:30:03,942 INFO L158 Benchmark]: TraceAbstraction took 203.22ms. Allocated memory is still 79.7MB. Free memory was 32.1MB in the beginning and 39.4MB in the end (delta: -7.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:30:03,950 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 50.3MB. Free memory was 28.9MB in the beginning and 28.9MB in the end (delta: 54.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 697.40ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 32.7MB in the beginning and 48.7MB in the end (delta: -16.1MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.33ms. Allocated memory is still 79.7MB. Free memory was 48.7MB in the beginning and 45.3MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.57ms. Allocated memory is still 79.7MB. Free memory was 45.3MB in the beginning and 42.2MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 911.03ms. Allocated memory is still 79.7MB. Free memory was 42.2MB in the beginning and 32.7MB in the end (delta: 9.5MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. * TraceAbstraction took 203.22ms. Allocated memory is still 79.7MB. Free memory was 32.1MB in the beginning and 39.4MB in the end (delta: -7.3MB). Peak memory consumption was 4.2MB. 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 12:30:03,967 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