./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread/singleton_with-uninit-problems.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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/pthread/singleton_with-uninit-problems.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 --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 22:19:22,743 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:19:22,745 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:19:22,778 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:19:22,779 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:19:22,781 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:19:22,784 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:19:22,786 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:19:22,788 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:19:22,792 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:19:22,793 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:19:22,795 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:19:22,795 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:19:22,797 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:19:22,799 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:19:22,804 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:19:22,804 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:19:22,805 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:19:22,807 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:19:22,810 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:19:22,821 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:19:22,823 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:19:22,824 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:19:22,824 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:19:22,829 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:19:22,833 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:19:22,833 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:19:22,834 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:19:22,835 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:19:22,836 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:19:22,836 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:19:22,837 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:19:22,838 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:19:22,839 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:19:22,841 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:19:22,841 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:19:22,841 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:19:22,842 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:19:22,842 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:19:22,843 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:19:22,843 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:19:22,845 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:19:22,881 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:19:22,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:19:22,882 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:19:22,882 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:19:22,883 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:19:22,883 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:19:22,884 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:19:22,884 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:19:22,884 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:19:22,885 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:19:22,885 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:19:22,886 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:19:22,886 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:19:22,886 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:19:22,886 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:19:22,886 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:19:22,886 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:19:22,887 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:19:22,887 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:19:22,887 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:19:22,887 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:19:22,887 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:19:22,888 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:19:22,888 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:19:22,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:19:22,888 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:19:22,888 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:19:22,889 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:19:22,889 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:19:22,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:19:22,889 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:19:22,889 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:19:22,890 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:19:22,890 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:19:22,890 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:19:22,890 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:19:23,189 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:19:23,207 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:19:23,209 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:19:23,210 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:19:23,212 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:19:23,213 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/singleton_with-uninit-problems.i [2023-08-30 22:19:24,467 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:19:24,745 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:19:24,745 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/singleton_with-uninit-problems.i [2023-08-30 22:19:24,774 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0c21b98f/e33e6b4bac144247aab6663b773fc681/FLAGe1a2d32d0 [2023-08-30 22:19:24,796 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0c21b98f/e33e6b4bac144247aab6663b773fc681 [2023-08-30 22:19:24,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:19:24,800 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:19:24,801 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:19:24,802 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:19:24,805 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:19:24,806 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:19:24" (1/1) ... [2023-08-30 22:19:24,808 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4793cfed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:24, skipping insertion in model container [2023-08-30 22:19:24,808 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:19:24" (1/1) ... [2023-08-30 22:19:24,814 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:19:24,867 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:19:25,008 WARN L633 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-08-30 22:19:25,221 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/singleton_with-uninit-problems.i[55568,55581] [2023-08-30 22:19:25,255 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:19:25,264 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:19:25,293 WARN L633 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-08-30 22:19:25,304 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/singleton_with-uninit-problems.i[55568,55581] [2023-08-30 22:19:25,321 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:19:25,428 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:19:25,428 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:19:25,428 WARN L667 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:19:25,434 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:19:25,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:25 WrapperNode [2023-08-30 22:19:25,435 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:19:25,436 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:19:25,436 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:19:25,436 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:19:25,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:25" (1/1) ... [2023-08-30 22:19:25,458 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:25" (1/1) ... [2023-08-30 22:19:25,475 INFO L138 Inliner]: procedures = 325, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 41 [2023-08-30 22:19:25,476 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:19:25,477 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:19:25,477 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:19:25,477 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:19:25,484 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:25" (1/1) ... [2023-08-30 22:19:25,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:25" (1/1) ... [2023-08-30 22:19:25,487 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:25" (1/1) ... [2023-08-30 22:19:25,488 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:25" (1/1) ... [2023-08-30 22:19:25,494 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:25" (1/1) ... [2023-08-30 22:19:25,496 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:25" (1/1) ... [2023-08-30 22:19:25,498 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:25" (1/1) ... [2023-08-30 22:19:25,499 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:25" (1/1) ... [2023-08-30 22:19:25,502 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:19:25,503 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:19:25,503 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:19:25,503 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:19:25,504 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:25" (1/1) ... [2023-08-30 22:19:25,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:19:25,520 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:19:25,541 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 22:19:25,553 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 22:19:25,576 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:19:25,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:19:25,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:19:25,576 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:19:25,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 22:19:25,577 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2023-08-30 22:19:25,577 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2023-08-30 22:19:25,577 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 22:19:25,577 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 22:19:25,577 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 22:19:25,577 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 22:19:25,577 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 22:19:25,577 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 22:19:25,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:19:25,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 22:19:25,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:19:25,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:19:25,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:19:25,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:19:25,579 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 22:19:25,715 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:19:25,716 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:19:25,978 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:19:25,984 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:19:25,985 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:19:25,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:19:25 BoogieIcfgContainer [2023-08-30 22:19:25,987 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:19:25,989 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:19:25,989 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:19:25,992 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:19:25,992 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:19:24" (1/3) ... [2023-08-30 22:19:25,993 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c5cdb0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:19:25, skipping insertion in model container [2023-08-30 22:19:25,993 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:25" (2/3) ... [2023-08-30 22:19:25,994 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c5cdb0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:19:25, skipping insertion in model container [2023-08-30 22:19:25,994 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:19:25" (3/3) ... [2023-08-30 22:19:25,995 INFO L112 eAbstractionObserver]: Analyzing ICFG singleton_with-uninit-problems.i [2023-08-30 22:19:26,003 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:19:26,012 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:19:26,012 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:19:26,012 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:19:26,207 INFO L144 ThreadInstanceAdder]: Constructed 21 joinOtherThreadTransitions. [2023-08-30 22:19:26,215 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 22:19:26,219 INFO L158 Benchmark]: Toolchain (without parser) took 1418.87ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 51.5MB in the beginning and 66.9MB in the end (delta: -15.5MB). Peak memory consumption was 42.6MB. Max. memory is 16.1GB. [2023-08-30 22:19:26,220 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 75.5MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:19:26,221 INFO L158 Benchmark]: CACSL2BoogieTranslator took 633.67ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 51.4MB in the beginning and 66.3MB in the end (delta: -14.9MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2023-08-30 22:19:26,221 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.22ms. Allocated memory is still 98.6MB. Free memory was 66.3MB in the beginning and 64.1MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:19:26,222 INFO L158 Benchmark]: Boogie Preprocessor took 25.16ms. Allocated memory is still 98.6MB. Free memory was 64.1MB in the beginning and 62.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:19:26,223 INFO L158 Benchmark]: RCFGBuilder took 484.70ms. Allocated memory is still 98.6MB. Free memory was 62.1MB in the beginning and 45.8MB in the end (delta: 16.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-08-30 22:19:26,224 INFO L158 Benchmark]: TraceAbstraction took 228.70ms. Allocated memory is still 98.6MB. Free memory was 45.3MB in the beginning and 66.9MB in the end (delta: -21.6MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2023-08-30 22:19:26,231 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 75.5MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 633.67ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 51.4MB in the beginning and 66.3MB in the end (delta: -14.9MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.22ms. Allocated memory is still 98.6MB. Free memory was 66.3MB in the beginning and 64.1MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.16ms. Allocated memory is still 98.6MB. Free memory was 64.1MB in the beginning and 62.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 484.70ms. Allocated memory is still 98.6MB. Free memory was 62.1MB in the beginning and 45.8MB in the end (delta: 16.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 228.70ms. Allocated memory is still 98.6MB. Free memory was 45.3MB in the beginning and 66.9MB in the end (delta: -21.6MB). Peak memory consumption was 13.4MB. 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 22:19:26,254 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/pthread/singleton_with-uninit-problems.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 --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 22:19:28,074 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:19:28,076 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:19:28,119 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:19:28,121 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:19:28,124 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:19:28,132 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:19:28,134 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:19:28,137 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:19:28,141 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:19:28,142 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:19:28,145 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:19:28,145 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:19:28,147 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:19:28,148 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:19:28,152 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:19:28,157 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:19:28,159 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:19:28,160 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:19:28,165 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:19:28,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:19:28,167 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:19:28,168 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:19:28,169 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:19:28,174 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:19:28,175 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:19:28,175 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:19:28,176 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:19:28,176 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:19:28,176 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:19:28,177 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:19:28,182 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:19:28,183 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:19:28,185 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:19:28,185 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:19:28,186 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:19:28,187 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:19:28,187 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:19:28,187 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:19:28,188 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:19:28,189 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:19:28,190 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:19:28,216 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:19:28,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:19:28,218 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:19:28,218 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:19:28,219 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:19:28,219 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:19:28,219 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:19:28,219 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:19:28,220 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:19:28,220 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:19:28,221 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:19:28,221 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:19:28,221 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:19:28,221 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:19:28,221 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:19:28,221 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:19:28,222 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:19:28,222 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:19:28,222 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:19:28,222 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:19:28,222 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:19:28,222 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:19:28,223 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:19:28,223 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:19:28,223 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:19:28,223 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:19:28,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:19:28,224 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:19:28,224 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:19:28,224 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:19:28,224 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:19:28,224 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:19:28,225 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:19:28,225 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:19:28,225 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:19:28,225 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:19:28,225 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:19:28,225 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:19:28,226 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:19:28,517 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:19:28,535 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:19:28,537 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:19:28,538 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:19:28,538 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:19:28,540 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/singleton_with-uninit-problems.i [2023-08-30 22:19:29,677 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:19:30,010 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:19:30,011 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/singleton_with-uninit-problems.i [2023-08-30 22:19:30,031 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60ec5a6c8/f55c3e14b9504427a0e3ec45ab3e73b4/FLAG255d1e683 [2023-08-30 22:19:30,050 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60ec5a6c8/f55c3e14b9504427a0e3ec45ab3e73b4 [2023-08-30 22:19:30,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:19:30,053 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:19:30,057 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:19:30,057 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:19:30,060 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:19:30,061 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:19:30" (1/1) ... [2023-08-30 22:19:30,062 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26fbeebf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:30, skipping insertion in model container [2023-08-30 22:19:30,062 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:19:30" (1/1) ... [2023-08-30 22:19:30,067 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:19:30,116 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:19:30,322 WARN L633 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-08-30 22:19:30,605 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/singleton_with-uninit-problems.i[55568,55581] [2023-08-30 22:19:30,637 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:19:30,649 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:19:30,677 WARN L633 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-08-30 22:19:30,692 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/singleton_with-uninit-problems.i[55568,55581] [2023-08-30 22:19:30,698 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:19:30,756 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:19:30,757 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:19:30,757 WARN L667 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:19:30,766 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:19:30,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:30 WrapperNode [2023-08-30 22:19:30,767 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:19:30,768 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:19:30,768 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:19:30,768 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:19:30,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:30" (1/1) ... [2023-08-30 22:19:30,793 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:30" (1/1) ... [2023-08-30 22:19:30,815 INFO L138 Inliner]: procedures = 328, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 42 [2023-08-30 22:19:30,816 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:19:30,817 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:19:30,817 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:19:30,818 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:19:30,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:30" (1/1) ... [2023-08-30 22:19:30,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:30" (1/1) ... [2023-08-30 22:19:30,830 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:30" (1/1) ... [2023-08-30 22:19:30,830 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:30" (1/1) ... [2023-08-30 22:19:30,842 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:30" (1/1) ... [2023-08-30 22:19:30,844 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:30" (1/1) ... [2023-08-30 22:19:30,846 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:30" (1/1) ... [2023-08-30 22:19:30,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:30" (1/1) ... [2023-08-30 22:19:30,851 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:19:30,855 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:19:30,855 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:19:30,855 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:19:30,856 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:30" (1/1) ... [2023-08-30 22:19:30,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:19:30,871 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:19:30,890 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 22:19:30,913 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 22:19:30,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-08-30 22:19:30,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 22:19:30,926 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:19:30,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:19:30,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-08-30 22:19:30,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:19:30,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:19:30,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:19:30,927 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:19:30,927 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2023-08-30 22:19:30,928 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2023-08-30 22:19:30,928 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 22:19:30,928 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 22:19:30,928 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 22:19:30,928 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 22:19:30,928 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 22:19:30,928 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 22:19:30,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 22:19:30,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:19:30,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:19:30,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:19:30,930 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 22:19:31,163 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:19:31,165 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:19:31,403 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:19:31,409 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:19:31,409 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:19:31,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:19:31 BoogieIcfgContainer [2023-08-30 22:19:31,411 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:19:31,413 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:19:31,414 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:19:31,416 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:19:31,417 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:19:30" (1/3) ... [2023-08-30 22:19:31,417 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7896f36a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:19:31, skipping insertion in model container [2023-08-30 22:19:31,417 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:19:30" (2/3) ... [2023-08-30 22:19:31,418 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7896f36a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:19:31, skipping insertion in model container [2023-08-30 22:19:31,418 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:19:31" (3/3) ... [2023-08-30 22:19:31,419 INFO L112 eAbstractionObserver]: Analyzing ICFG singleton_with-uninit-problems.i [2023-08-30 22:19:31,426 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:19:31,434 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:19:31,434 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:19:31,434 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:19:31,596 INFO L144 ThreadInstanceAdder]: Constructed 21 joinOtherThreadTransitions. [2023-08-30 22:19:31,602 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 22:19:31,608 INFO L158 Benchmark]: Toolchain (without parser) took 1553.24ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 44.3MB in the beginning and 65.3MB in the end (delta: -21.0MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. [2023-08-30 22:19:31,609 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 69.2MB. Free memory is still 46.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:19:31,609 INFO L158 Benchmark]: CACSL2BoogieTranslator took 709.92ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 44.2MB in the beginning and 47.3MB in the end (delta: -3.2MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2023-08-30 22:19:31,610 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.06ms. Allocated memory is still 90.2MB. Free memory was 47.3MB in the beginning and 44.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:19:31,611 INFO L158 Benchmark]: Boogie Preprocessor took 34.54ms. Allocated memory is still 90.2MB. Free memory was 44.8MB in the beginning and 42.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:19:31,611 INFO L158 Benchmark]: RCFGBuilder took 556.46ms. Allocated memory is still 90.2MB. Free memory was 42.7MB in the beginning and 55.3MB in the end (delta: -12.6MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2023-08-30 22:19:31,612 INFO L158 Benchmark]: TraceAbstraction took 192.76ms. Allocated memory is still 90.2MB. Free memory was 54.8MB in the beginning and 65.3MB in the end (delta: -10.5MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2023-08-30 22:19:31,616 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 69.2MB. Free memory is still 46.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 709.92ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 44.2MB in the beginning and 47.3MB in the end (delta: -3.2MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.06ms. Allocated memory is still 90.2MB. Free memory was 47.3MB in the beginning and 44.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.54ms. Allocated memory is still 90.2MB. Free memory was 44.8MB in the beginning and 42.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 556.46ms. Allocated memory is still 90.2MB. Free memory was 42.7MB in the beginning and 55.3MB in the end (delta: -12.6MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * TraceAbstraction took 192.76ms. Allocated memory is still 90.2MB. Free memory was 54.8MB in the beginning and 65.3MB in the end (delta: -10.5MB). Peak memory consumption was 20.8MB. 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 22:19:31,643 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