./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/weaver/spaghetti.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/spaghetti.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 7e50ae1d6af13c623583d6a2f949e9597ecd4d402771d52399b9fc659c58a3d1 --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 02:05:38,125 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:05:38,127 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:05:38,148 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:05:38,148 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:05:38,149 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:05:38,150 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:05:38,151 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:05:38,152 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:05:38,153 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:05:38,153 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:05:38,154 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:05:38,155 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:05:38,155 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:05:38,156 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:05:38,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:05:38,157 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:05:38,158 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:05:38,159 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:05:38,160 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:05:38,170 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:05:38,172 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:05:38,175 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:05:38,176 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:05:38,184 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:05:38,184 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:05:38,184 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:05:38,186 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:05:38,186 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:05:38,187 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:05:38,187 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:05:38,188 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:05:38,189 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:05:38,190 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:05:38,191 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:05:38,191 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:05:38,191 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:05:38,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:05:38,192 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:05:38,192 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:05:38,193 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:05:38,194 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 02:05:38,228 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:05:38,228 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:05:38,229 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:05:38,229 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:05:38,229 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:05:38,230 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:05:38,230 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:05:38,230 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:05:38,230 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:05:38,231 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:05:38,231 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:05:38,231 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:05:38,231 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:05:38,232 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:05:38,232 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:05:38,232 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:05:38,232 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:05:38,232 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:05:38,232 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:05:38,232 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:05:38,233 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:05:38,233 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:05:38,233 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:05:38,233 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:05:38,233 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:05:38,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:05:38,234 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:05:38,234 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:05:38,234 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 02:05:38,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 02:05:38,234 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:05:38,234 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:05:38,235 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:05:38,235 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:05:38,235 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e50ae1d6af13c623583d6a2f949e9597ecd4d402771d52399b9fc659c58a3d1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:05:38,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:05:38,461 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:05:38,465 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:05:38,466 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:05:38,466 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:05:38,467 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/spaghetti.wvr.c [2023-08-30 02:05:39,351 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:05:39,526 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:05:39,530 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/spaghetti.wvr.c [2023-08-30 02:05:39,535 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9a189129/b74dbd66df734536a1c79b2fe567f98e/FLAGb8cea130b [2023-08-30 02:05:39,555 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9a189129/b74dbd66df734536a1c79b2fe567f98e [2023-08-30 02:05:39,558 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:05:39,559 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:05:39,560 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:05:39,561 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:05:39,563 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:05:39,563 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:05:39" (1/1) ... [2023-08-30 02:05:39,564 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54093786 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:39, skipping insertion in model container [2023-08-30 02:05:39,564 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:05:39" (1/1) ... [2023-08-30 02:05:39,569 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:05:39,587 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:05:39,704 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/spaghetti.wvr.c[3221,3234] [2023-08-30 02:05:39,707 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:05:39,720 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:05:39,748 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/spaghetti.wvr.c[3221,3234] [2023-08-30 02:05:39,749 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:05:39,754 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:05:39,754 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:05:39,759 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:05:39,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:39 WrapperNode [2023-08-30 02:05:39,759 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:05:39,760 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:05:39,760 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:05:39,760 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:05:39,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:39" (1/1) ... [2023-08-30 02:05:39,770 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:39" (1/1) ... [2023-08-30 02:05:39,782 INFO L138 Inliner]: procedures = 23, calls = 59, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 80 [2023-08-30 02:05:39,782 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:05:39,793 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:05:39,793 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:05:39,793 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:05:39,799 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:39" (1/1) ... [2023-08-30 02:05:39,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:39" (1/1) ... [2023-08-30 02:05:39,813 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:39" (1/1) ... [2023-08-30 02:05:39,814 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:39" (1/1) ... [2023-08-30 02:05:39,818 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:39" (1/1) ... [2023-08-30 02:05:39,827 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:39" (1/1) ... [2023-08-30 02:05:39,830 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:39" (1/1) ... [2023-08-30 02:05:39,834 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:39" (1/1) ... [2023-08-30 02:05:39,836 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:05:39,838 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:05:39,838 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:05:39,838 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:05:39,839 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:39" (1/1) ... [2023-08-30 02:05:39,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:05:39,851 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:05:39,861 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 02:05:39,881 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 02:05:39,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:05:39,892 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 02:05:39,892 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 02:05:39,892 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 02:05:39,892 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 02:05:39,892 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 02:05:39,892 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 02:05:39,892 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-30 02:05:39,893 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-30 02:05:39,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 02:05:39,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:05:39,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 02:05:39,893 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 02:05:39,893 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 02:05:39,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:05:39,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:05:39,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 02:05:39,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:05:39,895 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 02:05:40,006 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:05:40,008 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:05:40,243 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:05:40,264 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:05:40,264 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-08-30 02:05:40,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:05:40 BoogieIcfgContainer [2023-08-30 02:05:40,267 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:05:40,269 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:05:40,269 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:05:40,271 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:05:40,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:05:39" (1/3) ... [2023-08-30 02:05:40,272 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@278bf398 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:05:40, skipping insertion in model container [2023-08-30 02:05:40,272 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:39" (2/3) ... [2023-08-30 02:05:40,272 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@278bf398 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:05:40, skipping insertion in model container [2023-08-30 02:05:40,273 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:05:40" (3/3) ... [2023-08-30 02:05:40,273 INFO L112 eAbstractionObserver]: Analyzing ICFG spaghetti.wvr.c [2023-08-30 02:05:40,285 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:05:40,285 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2023-08-30 02:05:40,285 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:05:40,376 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-30 02:05:40,380 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 02:05:40,384 INFO L158 Benchmark]: Toolchain (without parser) took 823.80ms. Allocated memory is still 75.5MB. Free memory was 53.8MB in the beginning and 33.3MB in the end (delta: 20.5MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2023-08-30 02:05:40,384 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 60.8MB. Free memory is still 38.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:05:40,385 INFO L158 Benchmark]: CACSL2BoogieTranslator took 198.97ms. Allocated memory is still 75.5MB. Free memory was 53.5MB in the beginning and 42.4MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 02:05:40,385 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.65ms. Allocated memory is still 75.5MB. Free memory was 42.4MB in the beginning and 40.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:05:40,385 INFO L158 Benchmark]: Boogie Preprocessor took 44.83ms. Allocated memory is still 75.5MB. Free memory was 40.5MB in the beginning and 39.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:05:40,386 INFO L158 Benchmark]: RCFGBuilder took 429.59ms. Allocated memory is still 75.5MB. Free memory was 39.1MB in the beginning and 43.1MB in the end (delta: -3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 02:05:40,386 INFO L158 Benchmark]: TraceAbstraction took 113.42ms. Allocated memory is still 75.5MB. Free memory was 42.3MB in the beginning and 33.3MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 02:05:40,388 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 60.8MB. Free memory is still 38.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 198.97ms. Allocated memory is still 75.5MB. Free memory was 53.5MB in the beginning and 42.4MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.65ms. Allocated memory is still 75.5MB. Free memory was 42.4MB in the beginning and 40.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.83ms. Allocated memory is still 75.5MB. Free memory was 40.5MB in the beginning and 39.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 429.59ms. Allocated memory is still 75.5MB. Free memory was 39.1MB in the beginning and 43.1MB in the end (delta: -3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 113.42ms. Allocated memory is still 75.5MB. Free memory was 42.3MB in the beginning and 33.3MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 02:05:40,408 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/spaghetti.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 7e50ae1d6af13c623583d6a2f949e9597ecd4d402771d52399b9fc659c58a3d1 --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 02:05:42,006 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:05:42,008 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:05:42,038 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:05:42,039 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:05:42,041 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:05:42,043 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:05:42,045 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:05:42,046 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:05:42,050 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:05:42,050 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:05:42,052 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:05:42,052 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:05:42,054 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:05:42,055 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:05:42,059 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:05:42,059 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:05:42,060 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:05:42,061 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:05:42,063 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:05:42,075 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:05:42,076 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:05:42,077 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:05:42,077 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:05:42,079 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:05:42,079 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:05:42,080 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:05:42,080 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:05:42,080 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:05:42,081 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:05:42,081 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:05:42,082 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:05:42,082 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:05:42,083 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:05:42,083 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:05:42,083 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:05:42,084 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:05:42,084 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:05:42,084 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:05:42,085 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:05:42,085 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:05:42,086 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 02:05:42,100 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:05:42,100 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:05:42,101 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:05:42,101 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:05:42,101 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:05:42,101 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:05:42,102 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:05:42,102 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:05:42,102 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:05:42,102 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:05:42,102 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:05:42,103 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:05:42,103 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:05:42,103 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:05:42,103 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:05:42,103 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:05:42,103 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:05:42,103 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:05:42,104 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:05:42,104 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:05:42,104 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 02:05:42,104 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 02:05:42,104 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:05:42,104 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:05:42,106 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:05:42,107 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:05:42,107 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:05:42,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:05:42,107 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:05:42,108 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:05:42,108 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 02:05:42,108 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 02:05:42,108 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:05:42,108 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:05:42,108 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:05:42,109 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 02:05:42,109 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:05:42,109 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e50ae1d6af13c623583d6a2f949e9597ecd4d402771d52399b9fc659c58a3d1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:05:42,332 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:05:42,351 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:05:42,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:05:42,353 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:05:42,354 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:05:42,355 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/spaghetti.wvr.c [2023-08-30 02:05:43,259 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:05:43,439 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:05:43,440 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/spaghetti.wvr.c [2023-08-30 02:05:43,450 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56fdb9bbe/67254e1d55da47f5953fb8af65be52fd/FLAGfbf88dfab [2023-08-30 02:05:43,459 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56fdb9bbe/67254e1d55da47f5953fb8af65be52fd [2023-08-30 02:05:43,461 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:05:43,462 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:05:43,465 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:05:43,466 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:05:43,468 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:05:43,468 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:05:43" (1/1) ... [2023-08-30 02:05:43,470 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@443a26e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:43, skipping insertion in model container [2023-08-30 02:05:43,470 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:05:43" (1/1) ... [2023-08-30 02:05:43,474 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:05:43,491 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:05:43,621 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/spaghetti.wvr.c[3221,3234] [2023-08-30 02:05:43,624 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:05:43,633 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:05:43,657 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/spaghetti.wvr.c[3221,3234] [2023-08-30 02:05:43,659 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:05:43,665 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:05:43,665 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:05:43,669 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:05:43,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:43 WrapperNode [2023-08-30 02:05:43,670 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:05:43,671 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:05:43,671 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:05:43,671 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:05:43,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:43" (1/1) ... [2023-08-30 02:05:43,692 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:43" (1/1) ... [2023-08-30 02:05:43,704 INFO L138 Inliner]: procedures = 25, calls = 59, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 80 [2023-08-30 02:05:43,704 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:05:43,705 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:05:43,705 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:05:43,705 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:05:43,711 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:43" (1/1) ... [2023-08-30 02:05:43,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:43" (1/1) ... [2023-08-30 02:05:43,713 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:43" (1/1) ... [2023-08-30 02:05:43,714 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:43" (1/1) ... [2023-08-30 02:05:43,719 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:43" (1/1) ... [2023-08-30 02:05:43,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:43" (1/1) ... [2023-08-30 02:05:43,722 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:43" (1/1) ... [2023-08-30 02:05:43,723 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:43" (1/1) ... [2023-08-30 02:05:43,725 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:05:43,726 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:05:43,726 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:05:43,726 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:05:43,726 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:43" (1/1) ... [2023-08-30 02:05:43,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:05:43,739 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:05:43,749 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 02:05:43,761 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 02:05:43,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:05:43,772 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 02:05:43,772 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 02:05:43,773 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 02:05:43,773 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 02:05:43,773 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 02:05:43,773 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 02:05:43,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 02:05:43,773 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-30 02:05:43,773 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-30 02:05:43,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:05:43,774 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 02:05:43,774 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 02:05:43,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 02:05:43,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:05:43,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:05:43,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:05:43,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 02:05:43,775 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 02:05:43,907 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:05:43,908 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:05:44,187 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:05:44,199 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:05:44,202 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-08-30 02:05:44,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:05:44 BoogieIcfgContainer [2023-08-30 02:05:44,205 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:05:44,207 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:05:44,207 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:05:44,209 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:05:44,210 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:05:43" (1/3) ... [2023-08-30 02:05:44,210 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a842d99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:05:44, skipping insertion in model container [2023-08-30 02:05:44,210 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:05:43" (2/3) ... [2023-08-30 02:05:44,211 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a842d99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:05:44, skipping insertion in model container [2023-08-30 02:05:44,211 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:05:44" (3/3) ... [2023-08-30 02:05:44,212 INFO L112 eAbstractionObserver]: Analyzing ICFG spaghetti.wvr.c [2023-08-30 02:05:44,223 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:05:44,223 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2023-08-30 02:05:44,223 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:05:44,286 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-30 02:05:44,291 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 02:05:44,295 INFO L158 Benchmark]: Toolchain (without parser) took 831.86ms. Allocated memory is still 90.2MB. Free memory was 67.7MB in the beginning and 44.6MB in the end (delta: 23.1MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2023-08-30 02:05:44,295 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 67.1MB. Free memory is still 45.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:05:44,296 INFO L158 Benchmark]: CACSL2BoogieTranslator took 204.51ms. Allocated memory is still 90.2MB. Free memory was 67.4MB in the beginning and 55.6MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 02:05:44,296 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.73ms. Allocated memory is still 90.2MB. Free memory was 55.6MB in the beginning and 54.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:05:44,297 INFO L158 Benchmark]: Boogie Preprocessor took 20.31ms. Allocated memory is still 90.2MB. Free memory was 54.0MB in the beginning and 52.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:05:44,297 INFO L158 Benchmark]: RCFGBuilder took 479.29ms. Allocated memory is still 90.2MB. Free memory was 52.2MB in the beginning and 56.5MB in the end (delta: -4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 02:05:44,298 INFO L158 Benchmark]: TraceAbstraction took 86.37ms. Allocated memory is still 90.2MB. Free memory was 55.8MB in the beginning and 44.6MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 02:05:44,310 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 67.1MB. Free memory is still 45.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 204.51ms. Allocated memory is still 90.2MB. Free memory was 67.4MB in the beginning and 55.6MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.73ms. Allocated memory is still 90.2MB. Free memory was 55.6MB in the beginning and 54.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.31ms. Allocated memory is still 90.2MB. Free memory was 54.0MB in the beginning and 52.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 479.29ms. Allocated memory is still 90.2MB. Free memory was 52.2MB in the beginning and 56.5MB in the end (delta: -4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 86.37ms. Allocated memory is still 90.2MB. Free memory was 55.8MB in the beginning and 44.6MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 02:05:44,339 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