./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/weaver/loop-tiling-eq.wvr.c --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/weaver/loop-tiling-eq.wvr.c -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 2bf204635285748ea2bd88f763410b9afff54eeccde3aa0a970ff723633af9c2 --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 12:31:24,454 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:31:24,456 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:31:24,499 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:31:24,501 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:31:24,504 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:31:24,506 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:31:24,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:31:24,511 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:31:24,515 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:31:24,516 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:31:24,519 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:31:24,519 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:31:24,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:31:24,522 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:31:24,527 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:31:24,528 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:31:24,530 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:31:24,531 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:31:24,536 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:31:24,537 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:31:24,538 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:31:24,539 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:31:24,540 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:31:24,546 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:31:24,547 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:31:24,547 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:31:24,549 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:31:24,549 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:31:24,550 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:31:24,550 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:31:24,556 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:31:24,558 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:31:24,559 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:31:24,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:31:24,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:31:24,561 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:31:24,561 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:31:24,561 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:31:24,562 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:31:24,563 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:31:24,564 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:31:24,595 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:31:24,596 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:31:24,597 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:31:24,597 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:31:24,598 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:31:24,598 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:31:24,599 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:31:24,599 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:31:24,599 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:31:24,600 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:31:24,600 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:31:24,601 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:31:24,601 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:31:24,601 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:31:24,601 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:31:24,601 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:31:24,602 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:31:24,602 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:31:24,602 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:31:24,602 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:31:24,602 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:31:24,603 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:31:24,603 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:31:24,603 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:31:24,603 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:31:24,604 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:31:24,604 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:31:24,604 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:31:24,604 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:31:24,605 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:31:24,605 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:31:24,605 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:31:24,605 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:31:24,606 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:31:24,606 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:31:24,606 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:31:24,606 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:31:24,606 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bf204635285748ea2bd88f763410b9afff54eeccde3aa0a970ff723633af9c2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:31:24,920 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:31:24,935 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:31:24,937 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:31:24,938 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:31:24,938 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:31:24,940 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/loop-tiling-eq.wvr.c [2023-08-30 12:31:26,108 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:31:26,325 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:31:26,326 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/loop-tiling-eq.wvr.c [2023-08-30 12:31:26,334 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63f76a6fe/fa7828de59b24643962652984dfa58ce/FLAGdf1bf9a58 [2023-08-30 12:31:26,353 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63f76a6fe/fa7828de59b24643962652984dfa58ce [2023-08-30 12:31:26,356 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:31:26,358 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:31:26,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:31:26,359 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:31:26,362 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:31:26,363 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:31:26" (1/1) ... [2023-08-30 12:31:26,364 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@767d1fa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:26, skipping insertion in model container [2023-08-30 12:31:26,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:31:26" (1/1) ... [2023-08-30 12:31:26,370 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:31:26,391 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:31:26,592 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/loop-tiling-eq.wvr.c[2618,2631] [2023-08-30 12:31:26,604 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:31:26,615 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:31:26,652 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/loop-tiling-eq.wvr.c[2618,2631] [2023-08-30 12:31:26,662 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:31:26,675 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:31:26,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:26 WrapperNode [2023-08-30 12:31:26,677 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:31:26,678 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:31:26,679 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:31:26,679 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:31:26,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:26" (1/1) ... [2023-08-30 12:31:26,704 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:26" (1/1) ... [2023-08-30 12:31:26,739 INFO L138 Inliner]: procedures = 25, calls = 41, calls flagged for inlining = 13, calls inlined = 17, statements flattened = 213 [2023-08-30 12:31:26,739 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:31:26,740 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:31:26,741 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:31:26,741 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:31:26,749 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:26" (1/1) ... [2023-08-30 12:31:26,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:26" (1/1) ... [2023-08-30 12:31:26,769 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:26" (1/1) ... [2023-08-30 12:31:26,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:26" (1/1) ... [2023-08-30 12:31:26,776 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:26" (1/1) ... [2023-08-30 12:31:26,780 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:26" (1/1) ... [2023-08-30 12:31:26,801 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:26" (1/1) ... [2023-08-30 12:31:26,802 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:26" (1/1) ... [2023-08-30 12:31:26,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:31:26,817 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:31:26,817 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:31:26,817 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:31:26,818 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:26" (1/1) ... [2023-08-30 12:31:26,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:31:26,839 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:31:26,850 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 12:31:26,866 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 12:31:26,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:31:26,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-30 12:31:26,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:31:26,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:31:26,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 12:31:26,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-30 12:31:26,890 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 12:31:26,890 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 12:31:26,890 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 12:31:26,890 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 12:31:26,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:31:26,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 12:31:26,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:31:26,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:31:26,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:31:26,893 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 12:31:26,998 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:31:27,009 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:31:27,434 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:31:27,443 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:31:27,443 INFO L302 CfgBuilder]: Removed 7 assume(true) statements. [2023-08-30 12:31:27,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:31:27 BoogieIcfgContainer [2023-08-30 12:31:27,445 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:31:27,447 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:31:27,447 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:31:27,449 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:31:27,450 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:31:26" (1/3) ... [2023-08-30 12:31:27,450 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b429e0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:31:27, skipping insertion in model container [2023-08-30 12:31:27,450 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:26" (2/3) ... [2023-08-30 12:31:27,451 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b429e0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:31:27, skipping insertion in model container [2023-08-30 12:31:27,451 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:31:27" (3/3) ... [2023-08-30 12:31:27,452 INFO L112 eAbstractionObserver]: Analyzing ICFG loop-tiling-eq.wvr.c [2023-08-30 12:31:27,459 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:31:27,468 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:31:27,468 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 26 error locations. [2023-08-30 12:31:27,468 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:31:27,540 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-30 12:31:27,546 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 12:31:27,552 INFO L158 Benchmark]: Toolchain (without parser) took 1192.89ms. Allocated memory is still 71.3MB. Free memory was 49.4MB in the beginning and 32.2MB in the end (delta: 17.2MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2023-08-30 12:31:27,552 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 56.6MB. Free memory is still 34.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:31:27,553 INFO L158 Benchmark]: CACSL2BoogieTranslator took 318.65ms. Allocated memory is still 71.3MB. Free memory was 49.1MB in the beginning and 37.1MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:31:27,554 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.65ms. Allocated memory is still 71.3MB. Free memory was 37.1MB in the beginning and 34.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:31:27,555 INFO L158 Benchmark]: Boogie Preprocessor took 76.16ms. Allocated memory is still 71.3MB. Free memory was 34.8MB in the beginning and 50.7MB in the end (delta: -15.8MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2023-08-30 12:31:27,556 INFO L158 Benchmark]: RCFGBuilder took 627.76ms. Allocated memory is still 71.3MB. Free memory was 50.4MB in the beginning and 45.4MB in the end (delta: 5.0MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2023-08-30 12:31:27,556 INFO L158 Benchmark]: TraceAbstraction took 103.41ms. Allocated memory is still 71.3MB. Free memory was 44.8MB in the beginning and 32.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:31:27,564 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 56.6MB. Free memory is still 34.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 318.65ms. Allocated memory is still 71.3MB. Free memory was 49.1MB in the beginning and 37.1MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.65ms. Allocated memory is still 71.3MB. Free memory was 37.1MB in the beginning and 34.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.16ms. Allocated memory is still 71.3MB. Free memory was 34.8MB in the beginning and 50.7MB in the end (delta: -15.8MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. * RCFGBuilder took 627.76ms. Allocated memory is still 71.3MB. Free memory was 50.4MB in the beginning and 45.4MB in the end (delta: 5.0MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. * TraceAbstraction took 103.41ms. Allocated memory is still 71.3MB. Free memory was 44.8MB in the beginning and 32.2MB in the end (delta: 12.6MB). 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 12:31:27,589 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/weaver/loop-tiling-eq.wvr.c -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 2bf204635285748ea2bd88f763410b9afff54eeccde3aa0a970ff723633af9c2 --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 12:31:29,527 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:31:29,529 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:31:29,568 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:31:29,569 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:31:29,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:31:29,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:31:29,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:31:29,578 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:31:29,582 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:31:29,583 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:31:29,586 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:31:29,586 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:31:29,588 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:31:29,589 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:31:29,592 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:31:29,592 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:31:29,593 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:31:29,595 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:31:29,599 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:31:29,605 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:31:29,608 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:31:29,609 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:31:29,610 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:31:29,616 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:31:29,617 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:31:29,617 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:31:29,619 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:31:29,619 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:31:29,620 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:31:29,620 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:31:29,622 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:31:29,623 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:31:29,624 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:31:29,625 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:31:29,625 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:31:29,626 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:31:29,626 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:31:29,626 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:31:29,627 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:31:29,628 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:31:29,629 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:31:29,662 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:31:29,663 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:31:29,664 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:31:29,664 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:31:29,665 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:31:29,665 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:31:29,666 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:31:29,666 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:31:29,667 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:31:29,667 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:31:29,668 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:31:29,668 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:31:29,668 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:31:29,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:31:29,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:31:29,669 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:31:29,669 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:31:29,669 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:31:29,669 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:31:29,669 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:31:29,670 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:31:29,670 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:31:29,670 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:31:29,670 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:31:29,670 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:31:29,671 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:31:29,671 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:31:29,671 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:31:29,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:31:29,671 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:31:29,672 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:31:29,672 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:31:29,672 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:31:29,672 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:31:29,673 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:31:29,673 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:31:29,673 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:31:29,673 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:31:29,673 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:31:29,673 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:31:29,674 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bf204635285748ea2bd88f763410b9afff54eeccde3aa0a970ff723633af9c2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:31:29,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:31:29,999 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:31:30,002 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:31:30,003 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:31:30,003 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:31:30,005 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/loop-tiling-eq.wvr.c [2023-08-30 12:31:31,218 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:31:31,424 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:31:31,425 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/loop-tiling-eq.wvr.c [2023-08-30 12:31:31,433 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffc0f8a79/9e837378ed334b95904e27f620d3c79f/FLAGb4bc44567 [2023-08-30 12:31:31,456 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffc0f8a79/9e837378ed334b95904e27f620d3c79f [2023-08-30 12:31:31,458 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:31:31,459 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:31:31,462 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:31:31,462 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:31:31,465 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:31:31,466 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:31:31" (1/1) ... [2023-08-30 12:31:31,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@580776a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:31, skipping insertion in model container [2023-08-30 12:31:31,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:31:31" (1/1) ... [2023-08-30 12:31:31,473 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:31:31,490 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:31:31,645 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/loop-tiling-eq.wvr.c[2618,2631] [2023-08-30 12:31:31,650 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:31:31,662 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-08-30 12:31:31,665 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:31:31,682 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/loop-tiling-eq.wvr.c[2618,2631] [2023-08-30 12:31:31,685 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:31:31,692 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:31:31,716 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/loop-tiling-eq.wvr.c[2618,2631] [2023-08-30 12:31:31,719 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:31:31,734 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:31:31,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:31 WrapperNode [2023-08-30 12:31:31,735 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:31:31,736 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:31:31,736 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:31:31,736 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:31:31,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:31" (1/1) ... [2023-08-30 12:31:31,753 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:31" (1/1) ... [2023-08-30 12:31:31,775 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 13, calls inlined = 17, statements flattened = 206 [2023-08-30 12:31:31,775 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:31:31,776 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:31:31,776 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:31:31,776 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:31:31,786 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:31" (1/1) ... [2023-08-30 12:31:31,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:31" (1/1) ... [2023-08-30 12:31:31,790 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:31" (1/1) ... [2023-08-30 12:31:31,791 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:31" (1/1) ... [2023-08-30 12:31:31,800 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:31" (1/1) ... [2023-08-30 12:31:31,805 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:31" (1/1) ... [2023-08-30 12:31:31,807 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:31" (1/1) ... [2023-08-30 12:31:31,809 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:31" (1/1) ... [2023-08-30 12:31:31,813 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:31:31,814 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:31:31,814 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:31:31,814 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:31:31,815 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:31" (1/1) ... [2023-08-30 12:31:31,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:31:31,839 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:31:31,855 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 12:31:31,879 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 12:31:31,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:31:31,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:31:31,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-30 12:31:31,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:31:31,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 12:31:31,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-30 12:31:31,911 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 12:31:31,921 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 12:31:31,922 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 12:31:31,922 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 12:31:31,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 12:31:31,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:31:31,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:31:31,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:31:31,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:31:31,924 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 12:31:32,074 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:31:32,083 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:31:33,604 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:31:33,611 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:31:33,611 INFO L302 CfgBuilder]: Removed 7 assume(true) statements. [2023-08-30 12:31:33,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:31:33 BoogieIcfgContainer [2023-08-30 12:31:33,613 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:31:33,615 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:31:33,615 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:31:33,618 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:31:33,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:31:31" (1/3) ... [2023-08-30 12:31:33,619 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6512ba2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:31:33, skipping insertion in model container [2023-08-30 12:31:33,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:31" (2/3) ... [2023-08-30 12:31:33,620 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6512ba2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:31:33, skipping insertion in model container [2023-08-30 12:31:33,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:31:33" (3/3) ... [2023-08-30 12:31:33,622 INFO L112 eAbstractionObserver]: Analyzing ICFG loop-tiling-eq.wvr.c [2023-08-30 12:31:33,629 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:31:33,637 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:31:33,638 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 26 error locations. [2023-08-30 12:31:33,638 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:31:33,739 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-30 12:31:33,744 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 12:31:33,747 INFO L158 Benchmark]: Toolchain (without parser) took 2287.46ms. Allocated memory is still 90.2MB. Free memory was 68.3MB in the beginning and 57.3MB in the end (delta: 11.0MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. [2023-08-30 12:31:33,748 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 65.0MB. Free memory is still 43.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:31:33,748 INFO L158 Benchmark]: CACSL2BoogieTranslator took 273.82ms. Allocated memory is still 90.2MB. Free memory was 68.1MB in the beginning and 54.0MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 12:31:33,749 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.57ms. Allocated memory is still 90.2MB. Free memory was 54.0MB in the beginning and 51.8MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:31:33,749 INFO L158 Benchmark]: Boogie Preprocessor took 37.30ms. Allocated memory is still 90.2MB. Free memory was 51.6MB in the beginning and 49.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:31:33,750 INFO L158 Benchmark]: RCFGBuilder took 1799.04ms. Allocated memory is still 90.2MB. Free memory was 49.3MB in the beginning and 41.3MB in the end (delta: 8.0MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2023-08-30 12:31:33,750 INFO L158 Benchmark]: TraceAbstraction took 131.66ms. Allocated memory is still 90.2MB. Free memory was 40.7MB in the beginning and 57.3MB in the end (delta: -16.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 12:31:33,753 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 65.0MB. Free memory is still 43.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 273.82ms. Allocated memory is still 90.2MB. Free memory was 68.1MB in the beginning and 54.0MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.57ms. Allocated memory is still 90.2MB. Free memory was 54.0MB in the beginning and 51.8MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.30ms. Allocated memory is still 90.2MB. Free memory was 51.6MB in the beginning and 49.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1799.04ms. Allocated memory is still 90.2MB. Free memory was 49.3MB in the beginning and 41.3MB in the end (delta: 8.0MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. * TraceAbstraction took 131.66ms. Allocated memory is still 90.2MB. Free memory was 40.7MB in the beginning and 57.3MB in the end (delta: -16.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:31:33,770 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