./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/weaver/chl-collitem-trans.wvr.c --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/weaver/chl-collitem-trans.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 44a86740b4b3d791346dd5ab0675f134d34312247f7633c0f06bf117457d4ce2 --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 02:02:22,640 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:02:22,643 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:02:22,687 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:02:22,688 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:02:22,691 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:02:22,693 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:02:22,696 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:02:22,698 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:02:22,702 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:02:22,703 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:02:22,705 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:02:22,706 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:02:22,707 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:02:22,708 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:02:22,715 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:02:22,716 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:02:22,719 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:02:22,721 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:02:22,723 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:02:22,727 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:02:22,728 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:02:22,728 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:02:22,729 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:02:22,737 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:02:22,738 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:02:22,738 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:02:22,739 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:02:22,740 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:02:22,741 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:02:22,741 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:02:22,743 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:02:22,744 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:02:22,745 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:02:22,746 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:02:22,746 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:02:22,747 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:02:22,747 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:02:22,747 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:02:22,748 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:02:22,748 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:02:22,750 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 02:02:22,783 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:02:22,783 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:02:22,785 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:02:22,785 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:02:22,786 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:02:22,786 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:02:22,786 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:02:22,787 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:02:22,787 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:02:22,787 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:02:22,788 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:02:22,788 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:02:22,788 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:02:22,788 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:02:22,789 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:02:22,789 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:02:22,789 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:02:22,789 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:02:22,789 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:02:22,789 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:02:22,790 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:02:22,790 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:02:22,790 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:02:22,790 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:02:22,790 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:02:22,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:02:22,791 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:02:22,791 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:02:22,791 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 02:02:22,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 02:02:22,792 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:02:22,792 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:02:22,792 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:02:22,792 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:02:22,793 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44a86740b4b3d791346dd5ab0675f134d34312247f7633c0f06bf117457d4ce2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:02:23,118 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:02:23,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:02:23,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:02:23,147 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:02:23,148 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:02:23,149 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-collitem-trans.wvr.c [2023-08-30 02:02:24,272 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:02:24,477 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:02:24,478 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-collitem-trans.wvr.c [2023-08-30 02:02:24,484 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2bf5c89c4/7789789af17a497eb0de68034aaadd05/FLAG4a6a9a724 [2023-08-30 02:02:24,496 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2bf5c89c4/7789789af17a497eb0de68034aaadd05 [2023-08-30 02:02:24,498 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:02:24,499 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:02:24,500 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:02:24,500 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:02:24,502 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:02:24,503 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:02:24" (1/1) ... [2023-08-30 02:02:24,504 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21222a61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:24, skipping insertion in model container [2023-08-30 02:02:24,504 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:02:24" (1/1) ... [2023-08-30 02:02:24,509 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:02:24,525 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:02:24,668 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-collitem-trans.wvr.c[3481,3494] [2023-08-30 02:02:24,674 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:02:24,692 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:02:24,720 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-collitem-trans.wvr.c[3481,3494] [2023-08-30 02:02:24,722 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:02:24,729 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:02:24,729 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:02:24,735 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:02:24,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:24 WrapperNode [2023-08-30 02:02:24,735 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:02:24,736 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:02:24,737 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:02:24,737 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:02:24,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:24" (1/1) ... [2023-08-30 02:02:24,754 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:24" (1/1) ... [2023-08-30 02:02:24,802 INFO L138 Inliner]: procedures = 23, calls = 45, calls flagged for inlining = 17, calls inlined = 39, statements flattened = 361 [2023-08-30 02:02:24,802 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:02:24,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:02:24,803 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:02:24,804 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:02:24,812 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:24" (1/1) ... [2023-08-30 02:02:24,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:24" (1/1) ... [2023-08-30 02:02:24,826 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:24" (1/1) ... [2023-08-30 02:02:24,830 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:24" (1/1) ... [2023-08-30 02:02:24,838 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:24" (1/1) ... [2023-08-30 02:02:24,852 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:24" (1/1) ... [2023-08-30 02:02:24,864 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:24" (1/1) ... [2023-08-30 02:02:24,866 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:24" (1/1) ... [2023-08-30 02:02:24,870 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:02:24,873 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:02:24,874 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:02:24,874 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:02:24,875 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:24" (1/1) ... [2023-08-30 02:02:24,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:02:24,891 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:02:24,903 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 02:02:24,926 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 02:02:24,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:02:24,942 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 02:02:24,942 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 02:02:24,942 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 02:02:24,943 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 02:02:24,943 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 02:02:24,943 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 02:02:24,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 02:02:24,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:02:24,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 02:02:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 02:02:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 02:02:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:02:24,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:02:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 02:02:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:02:24,946 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 02:02:25,093 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:02:25,095 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:02:25,534 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:02:26,022 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:02:26,023 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 02:02:26,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:02:26 BoogieIcfgContainer [2023-08-30 02:02:26,026 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:02:26,028 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:02:26,028 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:02:26,031 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:02:26,031 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:02:24" (1/3) ... [2023-08-30 02:02:26,032 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cca3846 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:02:26, skipping insertion in model container [2023-08-30 02:02:26,032 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:24" (2/3) ... [2023-08-30 02:02:26,033 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cca3846 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:02:26, skipping insertion in model container [2023-08-30 02:02:26,033 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:02:26" (3/3) ... [2023-08-30 02:02:26,034 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-collitem-trans.wvr.c [2023-08-30 02:02:26,051 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:02:26,051 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 14 error locations. [2023-08-30 02:02:26,051 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:02:26,161 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-30 02:02:26,168 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 02:02:26,174 INFO L158 Benchmark]: Toolchain (without parser) took 1674.59ms. Allocated memory was 62.9MB in the beginning and 92.3MB in the end (delta: 29.4MB). Free memory was 42.4MB in the beginning and 56.2MB in the end (delta: -13.8MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. [2023-08-30 02:02:26,175 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 50.3MB. Free memory is still 27.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:02:26,176 INFO L158 Benchmark]: CACSL2BoogieTranslator took 235.90ms. Allocated memory is still 62.9MB. Free memory was 42.2MB in the beginning and 30.5MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 02:02:26,177 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.36ms. Allocated memory is still 62.9MB. Free memory was 30.3MB in the beginning and 27.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 02:02:26,178 INFO L158 Benchmark]: Boogie Preprocessor took 69.17ms. Allocated memory is still 62.9MB. Free memory was 27.5MB in the beginning and 42.4MB in the end (delta: -14.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 02:02:26,178 INFO L158 Benchmark]: RCFGBuilder took 1153.14ms. Allocated memory was 62.9MB in the beginning and 92.3MB in the end (delta: 29.4MB). Free memory was 42.4MB in the beginning and 50.5MB in the end (delta: -8.1MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. [2023-08-30 02:02:26,179 INFO L158 Benchmark]: TraceAbstraction took 144.88ms. Allocated memory is still 92.3MB. Free memory was 49.9MB in the beginning and 56.2MB in the end (delta: -6.2MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2023-08-30 02:02:26,186 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 50.3MB. Free memory is still 27.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 235.90ms. Allocated memory is still 62.9MB. Free memory was 42.2MB in the beginning and 30.5MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.36ms. Allocated memory is still 62.9MB. Free memory was 30.3MB in the beginning and 27.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.17ms. Allocated memory is still 62.9MB. Free memory was 27.5MB in the beginning and 42.4MB in the end (delta: -14.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1153.14ms. Allocated memory was 62.9MB in the beginning and 92.3MB in the end (delta: 29.4MB). Free memory was 42.4MB in the beginning and 50.5MB in the end (delta: -8.1MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. * TraceAbstraction took 144.88ms. Allocated memory is still 92.3MB. Free memory was 49.9MB in the beginning and 56.2MB in the end (delta: -6.2MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 02:02:26,216 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/weaver/chl-collitem-trans.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 44a86740b4b3d791346dd5ab0675f134d34312247f7633c0f06bf117457d4ce2 --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 02:02:28,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:02:28,083 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:02:28,118 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:02:28,121 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:02:28,124 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:02:28,126 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:02:28,129 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:02:28,130 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:02:28,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:02:28,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:02:28,139 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:02:28,139 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:02:28,141 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:02:28,143 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:02:28,148 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:02:28,149 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:02:28,150 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:02:28,152 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:02:28,156 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:02:28,158 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:02:28,159 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:02:28,160 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:02:28,161 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:02:28,167 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:02:28,168 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:02:28,168 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:02:28,169 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:02:28,170 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:02:28,171 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:02:28,171 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:02:28,178 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:02:28,180 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:02:28,180 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:02:28,181 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:02:28,181 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:02:28,182 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:02:28,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:02:28,182 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:02:28,183 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:02:28,184 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:02:28,186 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 02:02:28,228 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:02:28,229 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:02:28,230 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:02:28,230 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:02:28,231 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:02:28,231 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:02:28,232 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:02:28,232 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:02:28,232 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:02:28,232 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:02:28,233 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:02:28,233 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:02:28,233 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:02:28,234 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:02:28,234 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:02:28,234 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:02:28,234 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:02:28,234 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:02:28,234 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:02:28,235 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:02:28,235 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 02:02:28,235 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 02:02:28,235 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:02:28,235 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:02:28,235 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:02:28,236 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:02:28,236 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:02:28,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:02:28,236 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:02:28,236 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:02:28,237 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 02:02:28,237 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 02:02:28,237 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:02:28,237 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:02:28,237 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:02:28,238 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 02:02:28,238 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:02:28,238 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44a86740b4b3d791346dd5ab0675f134d34312247f7633c0f06bf117457d4ce2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:02:28,551 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:02:28,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:02:28,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:02:28,582 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:02:28,583 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:02:28,584 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-collitem-trans.wvr.c [2023-08-30 02:02:29,912 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:02:30,092 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:02:30,092 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-collitem-trans.wvr.c [2023-08-30 02:02:30,100 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bba19e666/f6d0db892a6143fd9205c1bf83243675/FLAG7722bcd03 [2023-08-30 02:02:30,116 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bba19e666/f6d0db892a6143fd9205c1bf83243675 [2023-08-30 02:02:30,119 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:02:30,120 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:02:30,121 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:02:30,121 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:02:30,123 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:02:30,124 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:02:30" (1/1) ... [2023-08-30 02:02:30,125 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40c9d353 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:30, skipping insertion in model container [2023-08-30 02:02:30,126 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:02:30" (1/1) ... [2023-08-30 02:02:30,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:02:30,155 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:02:30,344 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-collitem-trans.wvr.c[3481,3494] [2023-08-30 02:02:30,352 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:02:30,375 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:02:30,415 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-collitem-trans.wvr.c[3481,3494] [2023-08-30 02:02:30,422 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:02:30,431 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:02:30,436 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:02:30,443 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:02:30,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:30 WrapperNode [2023-08-30 02:02:30,443 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:02:30,444 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:02:30,445 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:02:30,445 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:02:30,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:30" (1/1) ... [2023-08-30 02:02:30,474 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:30" (1/1) ... [2023-08-30 02:02:30,514 INFO L138 Inliner]: procedures = 25, calls = 45, calls flagged for inlining = 17, calls inlined = 39, statements flattened = 337 [2023-08-30 02:02:30,515 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:02:30,516 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:02:30,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:02:30,516 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:02:30,523 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:30" (1/1) ... [2023-08-30 02:02:30,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:30" (1/1) ... [2023-08-30 02:02:30,538 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:30" (1/1) ... [2023-08-30 02:02:30,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:30" (1/1) ... [2023-08-30 02:02:30,551 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:30" (1/1) ... [2023-08-30 02:02:30,566 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:30" (1/1) ... [2023-08-30 02:02:30,570 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:30" (1/1) ... [2023-08-30 02:02:30,575 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:30" (1/1) ... [2023-08-30 02:02:30,578 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:02:30,579 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:02:30,579 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:02:30,579 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:02:30,580 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:30" (1/1) ... [2023-08-30 02:02:30,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:02:30,604 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:02:30,618 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 02:02:30,632 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 02:02:30,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:02:30,654 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 02:02:30,654 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 02:02:30,654 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 02:02:30,654 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 02:02:30,655 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 02:02:30,655 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 02:02:30,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 02:02:30,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:02:30,655 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 02:02:30,655 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 02:02:30,655 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 02:02:30,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:02:30,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:02:30,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:02:30,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 02:02:30,657 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 02:02:30,790 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:02:30,792 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:02:31,411 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:02:31,942 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:02:31,943 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 02:02:31,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:02:31 BoogieIcfgContainer [2023-08-30 02:02:31,945 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:02:31,947 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:02:31,947 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:02:31,949 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:02:31,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:02:30" (1/3) ... [2023-08-30 02:02:31,950 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@707ba805 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:02:31, skipping insertion in model container [2023-08-30 02:02:31,950 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:30" (2/3) ... [2023-08-30 02:02:31,951 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@707ba805 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:02:31, skipping insertion in model container [2023-08-30 02:02:31,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:02:31" (3/3) ... [2023-08-30 02:02:31,952 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-collitem-trans.wvr.c [2023-08-30 02:02:31,967 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:02:31,968 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 14 error locations. [2023-08-30 02:02:31,968 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:02:32,075 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-30 02:02:32,081 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 02:02:32,086 INFO L158 Benchmark]: Toolchain (without parser) took 1965.71ms. Allocated memory was 69.2MB in the beginning and 100.7MB in the end (delta: 31.5MB). Free memory was 40.3MB in the beginning and 53.7MB in the end (delta: -13.4MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2023-08-30 02:02:32,087 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 54.5MB. Free memory was 32.8MB in the beginning and 32.8MB in the end (delta: 44.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:02:32,087 INFO L158 Benchmark]: CACSL2BoogieTranslator took 323.08ms. Allocated memory is still 69.2MB. Free memory was 40.2MB in the beginning and 43.8MB in the end (delta: -3.6MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2023-08-30 02:02:32,088 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.63ms. Allocated memory is still 69.2MB. Free memory was 43.8MB in the beginning and 41.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:02:32,089 INFO L158 Benchmark]: Boogie Preprocessor took 62.79ms. Allocated memory is still 69.2MB. Free memory was 40.8MB in the beginning and 38.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:02:32,090 INFO L158 Benchmark]: RCFGBuilder took 1365.90ms. Allocated memory was 69.2MB in the beginning and 100.7MB in the end (delta: 31.5MB). Free memory was 38.5MB in the beginning and 48.7MB in the end (delta: -10.2MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. [2023-08-30 02:02:32,090 INFO L158 Benchmark]: TraceAbstraction took 138.04ms. Allocated memory is still 100.7MB. Free memory was 48.1MB in the beginning and 53.7MB in the end (delta: -5.6MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2023-08-30 02:02:32,097 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 54.5MB. Free memory was 32.8MB in the beginning and 32.8MB in the end (delta: 44.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 323.08ms. Allocated memory is still 69.2MB. Free memory was 40.2MB in the beginning and 43.8MB in the end (delta: -3.6MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.63ms. Allocated memory is still 69.2MB. Free memory was 43.8MB in the beginning and 41.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.79ms. Allocated memory is still 69.2MB. Free memory was 40.8MB in the beginning and 38.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1365.90ms. Allocated memory was 69.2MB in the beginning and 100.7MB in the end (delta: 31.5MB). Free memory was 38.5MB in the beginning and 48.7MB in the end (delta: -10.2MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. * TraceAbstraction took 138.04ms. Allocated memory is still 100.7MB. Free memory was 48.1MB in the beginning and 53.7MB in the end (delta: -5.6MB). Peak memory consumption was 9.2MB. 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 02:02:32,122 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