./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix052_tso.oepc.i --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/pthread-wmm/mix052_tso.oepc.i -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 2b7b455ef4c5fa587af8d02bd246c19891a72a51abfbb562aebbb342c1c7fae8 --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 01:52:52,047 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:52:52,049 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:52:52,092 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:52:52,092 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:52:52,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:52:52,097 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:52:52,100 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:52:52,103 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:52:52,108 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:52:52,109 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:52:52,111 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:52:52,111 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:52:52,113 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:52:52,115 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:52:52,120 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:52:52,121 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:52:52,122 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:52:52,124 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:52:52,129 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:52:52,138 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:52:52,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:52:52,140 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:52:52,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:52:52,148 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:52:52,149 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:52:52,149 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:52:52,150 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:52:52,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:52:52,152 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:52:52,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:52:52,154 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:52:52,155 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:52:52,156 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:52:52,157 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:52:52,157 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:52:52,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:52:52,158 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:52:52,158 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:52:52,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:52:52,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:52:52,161 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:52:52,199 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:52:52,199 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:52:52,200 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:52:52,201 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:52:52,201 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:52:52,202 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:52:52,202 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:52:52,202 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:52:52,202 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:52:52,203 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:52:52,204 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:52:52,204 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:52:52,204 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:52:52,204 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:52:52,204 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:52:52,205 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:52:52,205 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:52:52,205 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:52:52,205 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:52:52,205 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:52:52,205 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:52:52,206 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:52:52,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:52:52,206 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:52:52,206 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:52:52,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:52:52,207 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:52:52,207 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:52:52,207 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:52:52,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:52:52,207 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:52:52,208 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:52:52,208 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:52:52,208 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:52:52,208 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b7b455ef4c5fa587af8d02bd246c19891a72a51abfbb562aebbb342c1c7fae8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:52:52,502 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:52:52,528 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:52:52,533 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:52:52,535 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:52:52,535 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:52:52,536 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix052_tso.oepc.i [2023-08-30 01:52:53,700 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:52:53,968 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:52:53,968 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix052_tso.oepc.i [2023-08-30 01:52:53,983 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2ba82057/5072e6aa5a10445da53c93c9406db9d1/FLAG16ce342d7 [2023-08-30 01:52:53,995 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2ba82057/5072e6aa5a10445da53c93c9406db9d1 [2023-08-30 01:52:53,998 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:52:54,000 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:52:54,001 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:52:54,001 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:52:54,004 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:52:54,004 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:52:53" (1/1) ... [2023-08-30 01:52:54,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23d0d4e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:54, skipping insertion in model container [2023-08-30 01:52:54,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:52:53" (1/1) ... [2023-08-30 01:52:54,011 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:52:54,061 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:52:54,181 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix052_tso.oepc.i[949,962] [2023-08-30 01:52:54,399 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:52:54,414 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:52:54,427 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix052_tso.oepc.i[949,962] [2023-08-30 01:52:54,474 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:52:54,520 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:52:54,521 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:52:54,526 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:52:54,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:54 WrapperNode [2023-08-30 01:52:54,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:52:54,528 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:52:54,528 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:52:54,528 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:52:54,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:54" (1/1) ... [2023-08-30 01:52:54,573 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:54" (1/1) ... [2023-08-30 01:52:54,597 INFO L138 Inliner]: procedures = 176, calls = 54, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 145 [2023-08-30 01:52:54,598 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:52:54,598 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:52:54,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:52:54,599 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:52:54,607 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:54" (1/1) ... [2023-08-30 01:52:54,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:54" (1/1) ... [2023-08-30 01:52:54,610 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:54" (1/1) ... [2023-08-30 01:52:54,611 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:54" (1/1) ... [2023-08-30 01:52:54,617 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:54" (1/1) ... [2023-08-30 01:52:54,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:54" (1/1) ... [2023-08-30 01:52:54,622 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:54" (1/1) ... [2023-08-30 01:52:54,623 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:54" (1/1) ... [2023-08-30 01:52:54,627 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:52:54,628 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:52:54,628 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:52:54,628 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:52:54,629 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:54" (1/1) ... [2023-08-30 01:52:54,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:52:54,650 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:52:54,673 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 01:52:54,676 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 01:52:54,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:52:54,705 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:52:54,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:52:54,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:52:54,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:52:54,706 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:52:54,706 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:52:54,706 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:52:54,706 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:52:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:52:54,707 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:52:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:52:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:52:54,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:52:54,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:52:54,708 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 01:52:54,822 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:52:54,824 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:52:55,265 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:52:55,442 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:52:55,442 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:52:55,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:52:55 BoogieIcfgContainer [2023-08-30 01:52:55,445 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:52:55,447 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:52:55,447 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:52:55,450 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:52:55,450 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:52:53" (1/3) ... [2023-08-30 01:52:55,451 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20dcc16e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:52:55, skipping insertion in model container [2023-08-30 01:52:55,451 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:54" (2/3) ... [2023-08-30 01:52:55,452 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20dcc16e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:52:55, skipping insertion in model container [2023-08-30 01:52:55,452 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:52:55" (3/3) ... [2023-08-30 01:52:55,453 INFO L112 eAbstractionObserver]: Analyzing ICFG mix052_tso.oepc.i [2023-08-30 01:52:55,469 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:52:55,470 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 9 error locations. [2023-08-30 01:52:55,470 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:52:55,528 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:52:55,541 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 01:52:55,547 INFO L158 Benchmark]: Toolchain (without parser) took 1546.26ms. Allocated memory is still 77.6MB. Free memory was 54.1MB in the beginning and 53.8MB in the end (delta: 315.6kB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2023-08-30 01:52:55,547 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 62.9MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:52:55,548 INFO L158 Benchmark]: CACSL2BoogieTranslator took 526.57ms. Allocated memory is still 77.6MB. Free memory was 54.1MB in the beginning and 52.6MB in the end (delta: 1.5MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2023-08-30 01:52:55,549 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.95ms. Allocated memory is still 77.6MB. Free memory was 52.6MB in the beginning and 49.6MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 01:52:55,549 INFO L158 Benchmark]: Boogie Preprocessor took 28.58ms. Allocated memory is still 77.6MB. Free memory was 49.6MB in the beginning and 48.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:52:55,550 INFO L158 Benchmark]: RCFGBuilder took 817.28ms. Allocated memory is still 77.6MB. Free memory was 48.0MB in the beginning and 37.7MB in the end (delta: 10.3MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2023-08-30 01:52:55,551 INFO L158 Benchmark]: TraceAbstraction took 98.38ms. Allocated memory is still 77.6MB. Free memory was 36.9MB in the beginning and 53.8MB in the end (delta: -16.9MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2023-08-30 01:52:55,558 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 62.9MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 526.57ms. Allocated memory is still 77.6MB. Free memory was 54.1MB in the beginning and 52.6MB in the end (delta: 1.5MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.95ms. Allocated memory is still 77.6MB. Free memory was 52.6MB in the beginning and 49.6MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.58ms. Allocated memory is still 77.6MB. Free memory was 49.6MB in the beginning and 48.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 817.28ms. Allocated memory is still 77.6MB. Free memory was 48.0MB in the beginning and 37.7MB in the end (delta: 10.3MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. * TraceAbstraction took 98.38ms. Allocated memory is still 77.6MB. Free memory was 36.9MB in the beginning and 53.8MB in the end (delta: -16.9MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:52:55,580 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix052_tso.oepc.i -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 2b7b455ef4c5fa587af8d02bd246c19891a72a51abfbb562aebbb342c1c7fae8 --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 01:52:57,515 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:52:57,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:52:57,552 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:52:57,553 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:52:57,556 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:52:57,558 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:52:57,561 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:52:57,563 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:52:57,568 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:52:57,569 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:52:57,572 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:52:57,573 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:52:57,575 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:52:57,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:52:57,582 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:52:57,583 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:52:57,585 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:52:57,586 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:52:57,591 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:52:57,601 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:52:57,602 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:52:57,603 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:52:57,604 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:52:57,611 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:52:57,611 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:52:57,612 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:52:57,614 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:52:57,614 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:52:57,616 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:52:57,616 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:52:57,617 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:52:57,619 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:52:57,620 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:52:57,621 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:52:57,621 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:52:57,622 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:52:57,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:52:57,622 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:52:57,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:52:57,624 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:52:57,625 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:52:57,666 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:52:57,666 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:52:57,667 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:52:57,668 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:52:57,668 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:52:57,669 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:52:57,669 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:52:57,669 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:52:57,670 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:52:57,670 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:52:57,671 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:52:57,671 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:52:57,671 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:52:57,671 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:52:57,671 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:52:57,672 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:52:57,672 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:52:57,672 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:52:57,672 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:52:57,672 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:52:57,672 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:52:57,673 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:52:57,673 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:52:57,673 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:52:57,673 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:52:57,673 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:52:57,674 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:52:57,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:52:57,674 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:52:57,674 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:52:57,674 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:52:57,675 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:52:57,675 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:52:57,675 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:52:57,675 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:52:57,676 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:52:57,676 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:52:57,676 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b7b455ef4c5fa587af8d02bd246c19891a72a51abfbb562aebbb342c1c7fae8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:52:58,000 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:52:58,018 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:52:58,020 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:52:58,022 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:52:58,024 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:52:58,026 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix052_tso.oepc.i [2023-08-30 01:52:59,333 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:52:59,576 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:52:59,577 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix052_tso.oepc.i [2023-08-30 01:52:59,590 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22df529f2/34106077acba442dae58da305c4ddacb/FLAG27cce4bf9 [2023-08-30 01:52:59,606 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22df529f2/34106077acba442dae58da305c4ddacb [2023-08-30 01:52:59,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:52:59,610 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:52:59,611 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:52:59,611 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:52:59,614 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:52:59,615 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:52:59" (1/1) ... [2023-08-30 01:52:59,616 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fed3051 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:52:59, skipping insertion in model container [2023-08-30 01:52:59,616 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:52:59" (1/1) ... [2023-08-30 01:52:59,621 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:52:59,654 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:52:59,805 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix052_tso.oepc.i[949,962] [2023-08-30 01:53:00,041 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:53:00,062 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:53:00,076 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix052_tso.oepc.i[949,962] [2023-08-30 01:53:00,145 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:53:00,195 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:53:00,195 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:53:00,202 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:53:00,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:00 WrapperNode [2023-08-30 01:53:00,203 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:53:00,204 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:53:00,204 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:53:00,204 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:53:00,211 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:00" (1/1) ... [2023-08-30 01:53:00,237 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:00" (1/1) ... [2023-08-30 01:53:00,265 INFO L138 Inliner]: procedures = 179, calls = 54, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 146 [2023-08-30 01:53:00,266 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:53:00,267 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:53:00,267 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:53:00,267 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:53:00,275 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:00" (1/1) ... [2023-08-30 01:53:00,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:00" (1/1) ... [2023-08-30 01:53:00,279 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:00" (1/1) ... [2023-08-30 01:53:00,280 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:00" (1/1) ... [2023-08-30 01:53:00,288 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:00" (1/1) ... [2023-08-30 01:53:00,290 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:00" (1/1) ... [2023-08-30 01:53:00,292 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:00" (1/1) ... [2023-08-30 01:53:00,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:00" (1/1) ... [2023-08-30 01:53:00,298 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:53:00,299 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:53:00,299 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:53:00,300 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:53:00,300 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:00" (1/1) ... [2023-08-30 01:53:00,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:53:00,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:53:00,331 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 01:53:00,350 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 01:53:00,363 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:53:00,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:53:00,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:53:00,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:53:00,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:53:00,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:53:00,364 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:53:00,365 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:53:00,365 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:53:00,365 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:53:00,365 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:53:00,365 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:53:00,365 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:53:00,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:53:00,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:53:00,366 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 01:53:00,544 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:53:00,546 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:53:00,882 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:53:01,009 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:53:01,009 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:53:01,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:53:01 BoogieIcfgContainer [2023-08-30 01:53:01,012 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:53:01,015 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:53:01,015 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:53:01,018 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:53:01,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:52:59" (1/3) ... [2023-08-30 01:53:01,019 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22ae20d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:53:01, skipping insertion in model container [2023-08-30 01:53:01,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:00" (2/3) ... [2023-08-30 01:53:01,020 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22ae20d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:53:01, skipping insertion in model container [2023-08-30 01:53:01,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:53:01" (3/3) ... [2023-08-30 01:53:01,021 INFO L112 eAbstractionObserver]: Analyzing ICFG mix052_tso.oepc.i [2023-08-30 01:53:01,035 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:53:01,035 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 9 error locations. [2023-08-30 01:53:01,035 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:53:01,108 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:53:01,114 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 01:53:01,120 INFO L158 Benchmark]: Toolchain (without parser) took 1509.05ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 39.2MB in the beginning and 59.0MB in the end (delta: -19.7MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2023-08-30 01:53:01,120 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 67.1MB. Free memory is still 45.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:53:01,121 INFO L158 Benchmark]: CACSL2BoogieTranslator took 592.27ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 39.0MB in the beginning and 59.1MB in the end (delta: -20.1MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2023-08-30 01:53:01,122 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.07ms. Allocated memory is still 90.2MB. Free memory was 58.7MB in the beginning and 56.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:53:01,122 INFO L158 Benchmark]: Boogie Preprocessor took 31.99ms. Allocated memory is still 90.2MB. Free memory was 56.1MB in the beginning and 54.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:53:01,124 INFO L158 Benchmark]: RCFGBuilder took 713.39ms. Allocated memory is still 90.2MB. Free memory was 54.0MB in the beginning and 37.4MB in the end (delta: 16.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-08-30 01:53:01,124 INFO L158 Benchmark]: TraceAbstraction took 103.20ms. Allocated memory is still 90.2MB. Free memory was 36.9MB in the beginning and 59.0MB in the end (delta: -22.1MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2023-08-30 01:53:01,132 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 67.1MB. Free memory is still 45.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 592.27ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 39.0MB in the beginning and 59.1MB in the end (delta: -20.1MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.07ms. Allocated memory is still 90.2MB. Free memory was 58.7MB in the beginning and 56.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.99ms. Allocated memory is still 90.2MB. Free memory was 56.1MB in the beginning and 54.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 713.39ms. Allocated memory is still 90.2MB. Free memory was 54.0MB in the beginning and 37.4MB in the end (delta: 16.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 103.20ms. Allocated memory is still 90.2MB. Free memory was 36.9MB in the beginning and 59.0MB in the end (delta: -22.1MB). Peak memory consumption was 7.1MB. 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 01:53:01,155 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