./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/goblint-regression/06-symbeq_11a-equ_nr.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/06-symbeq_11a-equ_nr.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 1ae344c6ba282c956275e824e33ce3fb7903cfcf4f1d8d86b2dd8809a46e14d8 --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 12:27:40,714 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:27:40,716 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:27:40,746 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:27:40,747 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:27:40,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:27:40,751 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:27:40,754 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:27:40,757 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:27:40,758 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:27:40,759 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:27:40,761 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:27:40,763 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:27:40,765 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:27:40,766 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:27:40,768 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:27:40,769 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:27:40,773 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:27:40,775 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:27:40,776 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:27:40,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:27:40,786 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:27:40,787 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:27:40,788 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:27:40,792 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:27:40,797 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:27:40,797 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:27:40,798 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:27:40,799 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:27:40,800 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:27:40,803 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:27:40,804 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:27:40,805 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:27:40,806 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:27:40,807 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:27:40,808 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:27:40,809 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:27:40,809 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:27:40,809 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:27:40,810 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:27:40,810 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:27:40,812 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:27:40,837 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:27:40,838 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:27:40,839 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:27:40,839 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:27:40,840 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:27:40,840 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:27:40,840 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:27:40,841 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:27:40,841 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:27:40,841 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:27:40,842 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:27:40,842 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:27:40,842 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:27:40,842 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:27:40,843 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:27:40,843 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:27:40,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:27:40,843 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:27:40,843 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:27:40,844 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:27:40,844 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:27:40,844 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:27:40,844 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:27:40,844 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:27:40,845 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:27:40,845 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:27:40,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:27:40,845 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:27:40,845 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:27:40,846 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:27:40,846 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:27:40,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:27:40,846 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:27:40,846 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:27:40,847 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:27:40,847 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:27:40,847 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:27:40,847 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ae344c6ba282c956275e824e33ce3fb7903cfcf4f1d8d86b2dd8809a46e14d8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:27:41,169 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:27:41,191 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:27:41,193 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:27:41,194 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:27:41,194 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:27:41,195 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/06-symbeq_11a-equ_nr.i [2023-08-30 12:27:42,409 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:27:42,713 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:27:42,715 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/06-symbeq_11a-equ_nr.i [2023-08-30 12:27:42,739 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55000817e/ce4a219a0ba34951a0a30909e859097f/FLAG4aaade70c [2023-08-30 12:27:42,751 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55000817e/ce4a219a0ba34951a0a30909e859097f [2023-08-30 12:27:42,753 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:27:42,754 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:27:42,755 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:27:42,755 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:27:42,758 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:27:42,758 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:27:42" (1/1) ... [2023-08-30 12:27:42,759 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e53850f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:42, skipping insertion in model container [2023-08-30 12:27:42,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:27:42" (1/1) ... [2023-08-30 12:27:42,765 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:27:42,821 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:27:43,209 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:27:43,222 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:27:43,278 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:27:43,403 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:27:43,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:43 WrapperNode [2023-08-30 12:27:43,405 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:27:43,406 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:27:43,406 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:27:43,406 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:27:43,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:43" (1/1) ... [2023-08-30 12:27:43,443 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:43" (1/1) ... [2023-08-30 12:27:43,472 INFO L138 Inliner]: procedures = 265, calls = 29, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 66 [2023-08-30 12:27:43,472 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:27:43,474 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:27:43,474 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:27:43,474 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:27:43,481 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:43" (1/1) ... [2023-08-30 12:27:43,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:43" (1/1) ... [2023-08-30 12:27:43,494 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:43" (1/1) ... [2023-08-30 12:27:43,495 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:43" (1/1) ... [2023-08-30 12:27:43,503 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:43" (1/1) ... [2023-08-30 12:27:43,509 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:43" (1/1) ... [2023-08-30 12:27:43,510 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:43" (1/1) ... [2023-08-30 12:27:43,515 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:43" (1/1) ... [2023-08-30 12:27:43,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:27:43,525 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:27:43,525 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:27:43,525 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:27:43,526 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:43" (1/1) ... [2023-08-30 12:27:43,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:27:43,542 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:27:43,557 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 12:27:43,581 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 12:27:43,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:27:43,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:27:43,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:27:43,596 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 12:27:43,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:27:43,596 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 12:27:43,596 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 12:27:43,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:27:43,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:27:43,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:27:43,598 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 12:27:43,786 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:27:43,788 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:27:43,948 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:27:43,954 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:27:43,954 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:27:43,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:27:43 BoogieIcfgContainer [2023-08-30 12:27:43,956 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:27:43,958 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:27:43,958 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:27:43,960 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:27:43,961 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:27:42" (1/3) ... [2023-08-30 12:27:43,965 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3caed8ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:27:43, skipping insertion in model container [2023-08-30 12:27:43,968 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:43" (2/3) ... [2023-08-30 12:27:43,969 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3caed8ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:27:43, skipping insertion in model container [2023-08-30 12:27:43,969 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:27:43" (3/3) ... [2023-08-30 12:27:43,970 INFO L112 eAbstractionObserver]: Analyzing ICFG 06-symbeq_11a-equ_nr.i [2023-08-30 12:27:43,976 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:27:43,984 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:27:43,984 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-08-30 12:27:43,984 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:27:44,022 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:27:44,028 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 12:27:44,032 INFO L158 Benchmark]: Toolchain (without parser) took 1277.30ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 41.1MB in the end (delta: 27.0MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2023-08-30 12:27:44,032 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 62.9MB. Free memory was 40.3MB in the beginning and 40.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:27:44,033 INFO L158 Benchmark]: CACSL2BoogieTranslator took 650.13ms. Allocated memory is still 92.3MB. Free memory was 67.8MB in the beginning and 64.6MB in the end (delta: 3.1MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2023-08-30 12:27:44,033 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.83ms. Allocated memory is still 92.3MB. Free memory was 64.6MB in the beginning and 62.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:27:44,034 INFO L158 Benchmark]: Boogie Preprocessor took 50.36ms. Allocated memory is still 92.3MB. Free memory was 62.6MB in the beginning and 61.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:27:44,035 INFO L158 Benchmark]: RCFGBuilder took 431.63ms. Allocated memory is still 92.3MB. Free memory was 61.0MB in the beginning and 47.4MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:27:44,035 INFO L158 Benchmark]: TraceAbstraction took 72.71ms. Allocated memory is still 92.3MB. Free memory was 46.3MB in the beginning and 41.1MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:27:44,037 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 62.9MB. Free memory was 40.3MB in the beginning and 40.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 650.13ms. Allocated memory is still 92.3MB. Free memory was 67.8MB in the beginning and 64.6MB in the end (delta: 3.1MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.83ms. Allocated memory is still 92.3MB. Free memory was 64.6MB in the beginning and 62.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.36ms. Allocated memory is still 92.3MB. Free memory was 62.6MB in the beginning and 61.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 431.63ms. Allocated memory is still 92.3MB. Free memory was 61.0MB in the beginning and 47.4MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 72.71ms. Allocated memory is still 92.3MB. Free memory was 46.3MB in the beginning and 41.1MB in the end (delta: 5.3MB). 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 12:27:44,057 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/goblint-regression/06-symbeq_11a-equ_nr.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 1ae344c6ba282c956275e824e33ce3fb7903cfcf4f1d8d86b2dd8809a46e14d8 --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 12:27:45,905 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:27:45,907 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:27:45,929 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:27:45,929 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:27:45,930 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:27:45,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:27:45,933 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:27:45,934 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:27:45,935 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:27:45,936 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:27:45,937 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:27:45,937 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:27:45,938 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:27:45,939 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:27:45,940 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:27:45,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:27:45,941 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:27:45,942 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:27:45,944 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:27:45,954 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:27:45,955 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:27:45,956 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:27:45,957 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:27:45,960 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:27:45,963 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:27:45,963 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:27:45,964 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:27:45,965 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:27:45,966 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:27:45,966 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:27:45,967 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:27:45,967 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:27:45,968 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:27:45,969 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:27:45,969 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:27:45,970 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:27:45,970 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:27:45,970 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:27:45,971 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:27:45,972 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:27:45,973 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:27:46,001 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:27:46,001 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:27:46,001 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:27:46,002 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:27:46,002 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:27:46,003 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:27:46,003 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:27:46,004 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:27:46,004 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:27:46,004 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:27:46,004 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:27:46,005 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:27:46,005 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:27:46,005 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:27:46,005 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:27:46,006 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:27:46,006 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:27:46,006 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:27:46,006 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:27:46,006 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:27:46,007 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:27:46,007 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:27:46,007 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:27:46,007 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:27:46,008 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:27:46,008 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:27:46,008 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:27:46,008 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:27:46,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:27:46,009 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:27:46,009 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:27:46,009 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:27:46,010 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:27:46,010 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:27:46,010 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:27:46,010 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:27:46,011 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:27:46,011 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:27:46,011 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:27:46,011 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:27:46,012 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ae344c6ba282c956275e824e33ce3fb7903cfcf4f1d8d86b2dd8809a46e14d8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:27:46,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:27:46,299 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:27:46,302 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:27:46,303 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:27:46,303 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:27:46,305 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/06-symbeq_11a-equ_nr.i [2023-08-30 12:27:47,625 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:27:47,961 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:27:47,962 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/06-symbeq_11a-equ_nr.i [2023-08-30 12:27:47,986 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a02dab25b/5bbbb046057341acb0c322d201686984/FLAGdcb4afc6d [2023-08-30 12:27:48,006 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a02dab25b/5bbbb046057341acb0c322d201686984 [2023-08-30 12:27:48,008 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:27:48,010 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:27:48,012 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:27:48,013 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:27:48,015 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:27:48,016 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:27:48" (1/1) ... [2023-08-30 12:27:48,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e7863e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:48, skipping insertion in model container [2023-08-30 12:27:48,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:27:48" (1/1) ... [2023-08-30 12:27:48,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:27:48,080 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:27:48,454 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:27:48,470 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:27:48,525 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:27:48,627 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:27:48,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:48 WrapperNode [2023-08-30 12:27:48,628 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:27:48,629 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:27:48,629 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:27:48,629 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:27:48,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:48" (1/1) ... [2023-08-30 12:27:48,669 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:48" (1/1) ... [2023-08-30 12:27:48,698 INFO L138 Inliner]: procedures = 266, calls = 29, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 66 [2023-08-30 12:27:48,698 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:27:48,699 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:27:48,699 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:27:48,699 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:27:48,706 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:48" (1/1) ... [2023-08-30 12:27:48,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:48" (1/1) ... [2023-08-30 12:27:48,709 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:48" (1/1) ... [2023-08-30 12:27:48,709 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:48" (1/1) ... [2023-08-30 12:27:48,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:48" (1/1) ... [2023-08-30 12:27:48,729 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:48" (1/1) ... [2023-08-30 12:27:48,731 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:48" (1/1) ... [2023-08-30 12:27:48,733 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:48" (1/1) ... [2023-08-30 12:27:48,739 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:27:48,740 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:27:48,740 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:27:48,740 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:27:48,741 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:48" (1/1) ... [2023-08-30 12:27:48,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:27:48,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:27:48,779 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 12:27:48,793 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 12:27:48,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:27:48,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:27:48,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:27:48,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 12:27:48,814 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 12:27:48,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:27:48,814 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 12:27:48,815 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 12:27:48,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:27:48,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:27:48,816 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 12:27:48,926 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:27:48,928 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:27:49,135 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:27:49,141 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:27:49,142 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:27:49,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:27:49 BoogieIcfgContainer [2023-08-30 12:27:49,144 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:27:49,145 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:27:49,145 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:27:49,148 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:27:49,148 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:27:48" (1/3) ... [2023-08-30 12:27:49,149 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3984498 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:27:49, skipping insertion in model container [2023-08-30 12:27:49,149 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:48" (2/3) ... [2023-08-30 12:27:49,149 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3984498 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:27:49, skipping insertion in model container [2023-08-30 12:27:49,150 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:27:49" (3/3) ... [2023-08-30 12:27:49,151 INFO L112 eAbstractionObserver]: Analyzing ICFG 06-symbeq_11a-equ_nr.i [2023-08-30 12:27:49,157 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:27:49,165 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:27:49,166 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-08-30 12:27:49,166 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:27:49,233 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:27:49,244 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 12:27:49,250 INFO L158 Benchmark]: Toolchain (without parser) took 1238.47ms. Allocated memory is still 81.8MB. Free memory was 58.1MB in the beginning and 48.9MB in the end (delta: 9.2MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2023-08-30 12:27:49,250 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 60.8MB. Free memory was 38.9MB in the beginning and 38.8MB in the end (delta: 57.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:27:49,251 INFO L158 Benchmark]: CACSL2BoogieTranslator took 615.81ms. Allocated memory is still 81.8MB. Free memory was 57.9MB in the beginning and 50.6MB in the end (delta: 7.3MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2023-08-30 12:27:49,251 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.66ms. Allocated memory is still 81.8MB. Free memory was 50.6MB in the beginning and 48.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:27:49,252 INFO L158 Benchmark]: Boogie Preprocessor took 40.24ms. Allocated memory is still 81.8MB. Free memory was 48.2MB in the beginning and 46.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:27:49,253 INFO L158 Benchmark]: RCFGBuilder took 403.56ms. Allocated memory is still 81.8MB. Free memory was 46.1MB in the beginning and 56.2MB in the end (delta: -10.1MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2023-08-30 12:27:49,254 INFO L158 Benchmark]: TraceAbstraction took 103.11ms. Allocated memory is still 81.8MB. Free memory was 55.8MB in the beginning and 48.9MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 12:27:49,261 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 60.8MB. Free memory was 38.9MB in the beginning and 38.8MB in the end (delta: 57.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 615.81ms. Allocated memory is still 81.8MB. Free memory was 57.9MB in the beginning and 50.6MB in the end (delta: 7.3MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.66ms. Allocated memory is still 81.8MB. Free memory was 50.6MB in the beginning and 48.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.24ms. Allocated memory is still 81.8MB. Free memory was 48.2MB in the beginning and 46.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 403.56ms. Allocated memory is still 81.8MB. Free memory was 46.1MB in the beginning and 56.2MB in the end (delta: -10.1MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. * TraceAbstraction took 103.11ms. Allocated memory is still 81.8MB. Free memory was 55.8MB in the beginning and 48.9MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:27:49,285 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 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