./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.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/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.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 4b807ac1723767f46eb51e856f642cbeec29c757d6219d60986235d902b15355 --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 01:52:58,906 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:52:58,909 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:52:58,952 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:52:58,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:52:58,956 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:52:58,957 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:52:58,960 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:52:58,962 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:52:58,966 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:52:58,967 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:52:58,969 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:52:58,969 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:52:58,971 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:52:58,972 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:52:58,977 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:52:58,977 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:52:58,979 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:52:58,980 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:52:58,984 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:52:58,995 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:52:58,997 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:52:58,997 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:52:58,998 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:52:59,001 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:52:59,001 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:52:59,002 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:52:59,004 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:52:59,004 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:52:59,005 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:52:59,005 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:52:59,007 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:52:59,008 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:52:59,009 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:52:59,010 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:52:59,010 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:52:59,010 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:52:59,011 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:52:59,011 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:52:59,011 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:52:59,012 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:52:59,014 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:52:59,046 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:52:59,046 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:52:59,048 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:52:59,048 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:52:59,049 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:52:59,049 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:52:59,049 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:52:59,049 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:52:59,050 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:52:59,050 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:52:59,051 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:52:59,051 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:52:59,051 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:52:59,051 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:52:59,051 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:52:59,052 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:52:59,052 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:52:59,052 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:52:59,052 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:52:59,053 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:52:59,053 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:52:59,053 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:52:59,053 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:52:59,053 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:52:59,054 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:52:59,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:52:59,054 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:52:59,054 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:52:59,054 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:52:59,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:52:59,055 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:52:59,055 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:52:59,055 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:52:59,055 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:52:59,056 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b807ac1723767f46eb51e856f642cbeec29c757d6219d60986235d902b15355 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:52:59,345 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:52:59,361 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:52:59,363 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:52:59,364 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:52:59,365 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:52:59,366 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2023-08-30 01:53:00,447 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:53:00,685 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:53:00,702 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2023-08-30 01:53:00,719 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f948c690/e5d627ea6d954a73a57f32b0bc9b82d7/FLAGd716b9f71 [2023-08-30 01:53:00,738 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f948c690/e5d627ea6d954a73a57f32b0bc9b82d7 [2023-08-30 01:53:00,740 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:53:00,741 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:53:00,744 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:53:00,744 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:53:00,747 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:53:00,748 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:53:00" (1/1) ... [2023-08-30 01:53:00,748 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2996f22c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:00, skipping insertion in model container [2023-08-30 01:53:00,749 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:53:00" (1/1) ... [2023-08-30 01:53:00,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:53:00,807 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:53:00,972 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/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i[973,986] [2023-08-30 01:53:01,184 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:53:01,194 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:53:01,208 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/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i[973,986] [2023-08-30 01:53:01,256 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:53:01,319 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:53:01,319 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:53:01,325 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:53:01,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:01 WrapperNode [2023-08-30 01:53:01,326 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:53:01,327 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:53:01,327 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:53:01,327 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:53:01,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:01" (1/1) ... [2023-08-30 01:53:01,346 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:01" (1/1) ... [2023-08-30 01:53:01,370 INFO L138 Inliner]: procedures = 175, calls = 41, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 129 [2023-08-30 01:53:01,371 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:53:01,372 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:53:01,372 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:53:01,372 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:53:01,379 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:01" (1/1) ... [2023-08-30 01:53:01,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:01" (1/1) ... [2023-08-30 01:53:01,382 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:01" (1/1) ... [2023-08-30 01:53:01,382 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:01" (1/1) ... [2023-08-30 01:53:01,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:01" (1/1) ... [2023-08-30 01:53:01,402 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:01" (1/1) ... [2023-08-30 01:53:01,406 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:01" (1/1) ... [2023-08-30 01:53:01,416 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:01" (1/1) ... [2023-08-30 01:53:01,419 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:53:01,420 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:53:01,420 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:53:01,420 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:53:01,421 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:01" (1/1) ... [2023-08-30 01:53:01,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:53:01,443 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:53:01,458 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 01:53:01,466 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 01:53:01,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:53:01,489 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:53:01,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:53:01,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:53:01,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:53:01,490 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:53:01,490 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:53:01,490 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:53:01,490 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:53:01,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:53:01,491 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:53:01,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:53:01,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:53:01,492 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 01:53:01,637 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:53:01,639 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:53:01,980 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:53:02,113 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:53:02,114 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:53:02,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:53:02 BoogieIcfgContainer [2023-08-30 01:53:02,116 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:53:02,118 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:53:02,118 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:53:02,121 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:53:02,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:53:00" (1/3) ... [2023-08-30 01:53:02,122 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46166406 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:53:02, skipping insertion in model container [2023-08-30 01:53:02,122 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:01" (2/3) ... [2023-08-30 01:53:02,123 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46166406 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:53:02, skipping insertion in model container [2023-08-30 01:53:02,123 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:53:02" (3/3) ... [2023-08-30 01:53:02,124 INFO L112 eAbstractionObserver]: Analyzing ICFG mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2023-08-30 01:53:02,139 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:53:02,140 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2023-08-30 01:53:02,140 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:53:02,189 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:53:02,194 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 01:53:02,201 INFO L158 Benchmark]: Toolchain (without parser) took 1458.98ms. Allocated memory is still 88.1MB. Free memory was 64.9MB in the beginning and 46.9MB in the end (delta: 18.0MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2023-08-30 01:53:02,202 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory is still 38.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:53:02,202 INFO L158 Benchmark]: CACSL2BoogieTranslator took 582.59ms. Allocated memory is still 88.1MB. Free memory was 64.6MB in the beginning and 61.7MB in the end (delta: 3.0MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2023-08-30 01:53:02,203 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.38ms. Allocated memory is still 88.1MB. Free memory was 61.7MB in the beginning and 59.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:53:02,204 INFO L158 Benchmark]: Boogie Preprocessor took 47.59ms. Allocated memory is still 88.1MB. Free memory was 59.1MB in the beginning and 57.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:53:02,205 INFO L158 Benchmark]: RCFGBuilder took 696.17ms. Allocated memory is still 88.1MB. Free memory was 57.5MB in the beginning and 55.4MB in the end (delta: 2.1MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2023-08-30 01:53:02,205 INFO L158 Benchmark]: TraceAbstraction took 81.31ms. Allocated memory is still 88.1MB. Free memory was 54.8MB in the beginning and 46.9MB in the end (delta: 7.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 01:53:02,212 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 60.8MB. Free memory is still 38.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 582.59ms. Allocated memory is still 88.1MB. Free memory was 64.6MB in the beginning and 61.7MB in the end (delta: 3.0MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.38ms. Allocated memory is still 88.1MB. Free memory was 61.7MB in the beginning and 59.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.59ms. Allocated memory is still 88.1MB. Free memory was 59.1MB in the beginning and 57.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 696.17ms. Allocated memory is still 88.1MB. Free memory was 57.5MB in the beginning and 55.4MB in the end (delta: 2.1MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. * TraceAbstraction took 81.31ms. Allocated memory is still 88.1MB. Free memory was 54.8MB in the beginning and 46.9MB in the end (delta: 7.9MB). Peak memory consumption was 6.3MB. 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 01:53:02,237 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/pthread-wmm/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.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 4b807ac1723767f46eb51e856f642cbeec29c757d6219d60986235d902b15355 --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 01:53:04,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:53:04,168 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:53:04,217 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:53:04,218 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:53:04,222 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:53:04,224 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:53:04,227 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:53:04,229 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:53:04,235 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:53:04,236 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:53:04,239 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:53:04,239 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:53:04,242 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:53:04,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:53:04,247 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:53:04,250 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:53:04,251 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:53:04,253 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:53:04,255 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:53:04,259 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:53:04,261 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:53:04,261 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:53:04,263 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:53:04,267 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:53:04,268 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:53:04,268 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:53:04,270 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:53:04,270 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:53:04,271 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:53:04,276 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:53:04,277 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:53:04,278 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:53:04,279 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:53:04,280 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:53:04,280 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:53:04,281 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:53:04,281 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:53:04,281 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:53:04,282 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:53:04,283 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:53:04,284 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:53:04,320 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:53:04,320 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:53:04,321 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:53:04,321 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:53:04,322 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:53:04,323 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:53:04,323 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:53:04,324 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:53:04,324 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:53:04,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:53:04,325 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:53:04,325 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:53:04,325 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:53:04,325 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:53:04,326 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:53:04,326 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:53:04,326 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:53:04,326 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:53:04,326 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:53:04,327 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:53:04,327 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:53:04,327 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:53:04,327 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:53:04,327 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:53:04,328 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:53:04,328 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:53:04,328 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:53:04,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:53:04,328 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:53:04,329 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:53:04,329 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:53:04,329 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:53:04,329 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:53:04,330 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:53:04,330 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:53:04,330 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:53:04,330 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:53:04,330 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b807ac1723767f46eb51e856f642cbeec29c757d6219d60986235d902b15355 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:53:04,633 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:53:04,652 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:53:04,654 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:53:04,655 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:53:04,655 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:53:04,656 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2023-08-30 01:53:05,750 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:53:05,974 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:53:05,974 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2023-08-30 01:53:05,989 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95c367758/d8f806c0c2cd4a9f95cd8d662aa3eef7/FLAG5f053a31a [2023-08-30 01:53:06,002 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95c367758/d8f806c0c2cd4a9f95cd8d662aa3eef7 [2023-08-30 01:53:06,004 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:53:06,006 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:53:06,007 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:53:06,007 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:53:06,010 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:53:06,010 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:53:06" (1/1) ... [2023-08-30 01:53:06,011 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b936a1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:06, skipping insertion in model container [2023-08-30 01:53:06,011 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:53:06" (1/1) ... [2023-08-30 01:53:06,017 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:53:06,057 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:53:06,235 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/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i[973,986] [2023-08-30 01:53:06,453 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:53:06,469 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:53:06,495 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/mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i[973,986] [2023-08-30 01:53:06,533 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:53:06,558 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:53:06,559 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:53:06,565 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:53:06,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:06 WrapperNode [2023-08-30 01:53:06,565 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:53:06,567 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:53:06,567 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:53:06,567 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:53:06,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:06" (1/1) ... [2023-08-30 01:53:06,588 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:06" (1/1) ... [2023-08-30 01:53:06,610 INFO L138 Inliner]: procedures = 178, calls = 41, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 130 [2023-08-30 01:53:06,610 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:53:06,611 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:53:06,611 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:53:06,611 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:53:06,619 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:06" (1/1) ... [2023-08-30 01:53:06,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:06" (1/1) ... [2023-08-30 01:53:06,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:06" (1/1) ... [2023-08-30 01:53:06,623 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:06" (1/1) ... [2023-08-30 01:53:06,630 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:06" (1/1) ... [2023-08-30 01:53:06,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:06" (1/1) ... [2023-08-30 01:53:06,634 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:06" (1/1) ... [2023-08-30 01:53:06,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:06" (1/1) ... [2023-08-30 01:53:06,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:53:06,640 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:53:06,640 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:53:06,640 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:53:06,641 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:06" (1/1) ... [2023-08-30 01:53:06,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:53:06,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:53:06,670 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 01:53:06,679 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 01:53:06,707 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:53:06,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:53:06,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:53:06,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:53:06,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:53:06,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:53:06,709 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:53:06,709 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:53:06,709 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:53:06,709 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:53:06,709 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:53:06,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:53:06,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:53:06,711 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 01:53:06,913 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:53:06,917 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:53:07,230 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:53:07,415 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:53:07,416 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:53:07,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:53:07 BoogieIcfgContainer [2023-08-30 01:53:07,419 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:53:07,421 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:53:07,421 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:53:07,424 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:53:07,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:53:06" (1/3) ... [2023-08-30 01:53:07,425 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@273e3977 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:53:07, skipping insertion in model container [2023-08-30 01:53:07,425 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:06" (2/3) ... [2023-08-30 01:53:07,426 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@273e3977 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:53:07, skipping insertion in model container [2023-08-30 01:53:07,426 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:53:07" (3/3) ... [2023-08-30 01:53:07,427 INFO L112 eAbstractionObserver]: Analyzing ICFG mix054_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2023-08-30 01:53:07,443 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:53:07,443 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2023-08-30 01:53:07,443 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:53:07,517 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:53:07,523 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 01:53:07,529 INFO L158 Benchmark]: Toolchain (without parser) took 1522.36ms. Allocated memory is still 81.8MB. Free memory was 54.8MB in the beginning and 55.7MB in the end (delta: -903.5kB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2023-08-30 01:53:07,529 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 60.8MB. Free memory is still 38.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:53:07,530 INFO L158 Benchmark]: CACSL2BoogieTranslator took 559.04ms. Allocated memory is still 81.8MB. Free memory was 54.6MB in the beginning and 52.0MB in the end (delta: 2.6MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2023-08-30 01:53:07,530 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.03ms. Allocated memory is still 81.8MB. Free memory was 52.0MB in the beginning and 49.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:53:07,531 INFO L158 Benchmark]: Boogie Preprocessor took 27.76ms. Allocated memory is still 81.8MB. Free memory was 49.3MB in the beginning and 47.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:53:07,532 INFO L158 Benchmark]: RCFGBuilder took 779.47ms. Allocated memory is still 81.8MB. Free memory was 47.6MB in the beginning and 36.4MB in the end (delta: 11.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-08-30 01:53:07,533 INFO L158 Benchmark]: TraceAbstraction took 106.45ms. Allocated memory is still 81.8MB. Free memory was 35.5MB in the beginning and 55.7MB in the end (delta: -20.2MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2023-08-30 01:53:07,539 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 38.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 559.04ms. Allocated memory is still 81.8MB. Free memory was 54.6MB in the beginning and 52.0MB in the end (delta: 2.6MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.03ms. Allocated memory is still 81.8MB. Free memory was 52.0MB in the beginning and 49.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.76ms. Allocated memory is still 81.8MB. Free memory was 49.3MB in the beginning and 47.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 779.47ms. Allocated memory is still 81.8MB. Free memory was 47.6MB in the beginning and 36.4MB in the end (delta: 11.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 106.45ms. Allocated memory is still 81.8MB. Free memory was 35.5MB in the beginning and 55.7MB in the end (delta: -20.2MB). Peak memory consumption was 11.6MB. 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 01:53:07,567 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