./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix011.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/mix011.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 bf5c730233935847a217c1b7e035f48702f966e69335bdca03afb3b42404d05c --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 01:50:16,261 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:50:16,263 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:50:16,295 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:50:16,296 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:50:16,298 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:50:16,300 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:50:16,304 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:50:16,307 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:50:16,311 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:50:16,312 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:50:16,314 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:50:16,315 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:50:16,317 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:50:16,318 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:50:16,322 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:50:16,323 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:50:16,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:50:16,327 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:50:16,331 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:50:16,333 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:50:16,337 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:50:16,338 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:50:16,339 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:50:16,346 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:50:16,346 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:50:16,346 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:50:16,348 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:50:16,349 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:50:16,349 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:50:16,350 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:50:16,352 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:50:16,353 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:50:16,354 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:50:16,355 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:50:16,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:50:16,356 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:50:16,356 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:50:16,356 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:50:16,357 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:50:16,358 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:50:16,362 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:50:16,408 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:50:16,408 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:50:16,409 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:50:16,410 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:50:16,410 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:50:16,411 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:50:16,411 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:50:16,411 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:50:16,411 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:50:16,412 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:50:16,412 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:50:16,413 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:50:16,413 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:50:16,413 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:50:16,413 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:50:16,413 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:50:16,414 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:50:16,414 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:50:16,414 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:50:16,414 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:50:16,414 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:50:16,414 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:50:16,415 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:50:16,415 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:50:16,415 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:50:16,415 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:50:16,415 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:50:16,415 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:50:16,416 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:50:16,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:50:16,416 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:50:16,416 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:50:16,417 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:50:16,417 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:50:16,417 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf5c730233935847a217c1b7e035f48702f966e69335bdca03afb3b42404d05c Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:50:16,734 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:50:16,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:50:16,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:50:16,761 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:50:16,761 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:50:16,762 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix011.opt.i [2023-08-30 01:50:17,976 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:50:18,253 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:50:18,254 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix011.opt.i [2023-08-30 01:50:18,268 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b315f4903/3bdfb77839d24bec9248be2c06d41d87/FLAG043acdce1 [2023-08-30 01:50:18,281 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b315f4903/3bdfb77839d24bec9248be2c06d41d87 [2023-08-30 01:50:18,283 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:50:18,284 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:50:18,293 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:50:18,293 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:50:18,298 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:50:18,298 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:50:18" (1/1) ... [2023-08-30 01:50:18,299 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@219df583 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:18, skipping insertion in model container [2023-08-30 01:50:18,299 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:50:18" (1/1) ... [2023-08-30 01:50:18,304 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:50:18,358 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:50:18,485 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/mix011.opt.i[944,957] [2023-08-30 01:50:18,672 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:50:18,686 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:50:18,705 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/mix011.opt.i[944,957] [2023-08-30 01:50:18,779 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:50:18,813 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:50:18,814 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:50:18,819 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:50:18,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:18 WrapperNode [2023-08-30 01:50:18,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:50:18,821 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:50:18,821 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:50:18,821 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:50:18,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:18" (1/1) ... [2023-08-30 01:50:18,856 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:18" (1/1) ... [2023-08-30 01:50:18,887 INFO L138 Inliner]: procedures = 176, calls = 60, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 151 [2023-08-30 01:50:18,887 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:50:18,888 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:50:18,888 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:50:18,888 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:50:18,896 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:18" (1/1) ... [2023-08-30 01:50:18,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:18" (1/1) ... [2023-08-30 01:50:18,899 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:18" (1/1) ... [2023-08-30 01:50:18,899 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:18" (1/1) ... [2023-08-30 01:50:18,912 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:18" (1/1) ... [2023-08-30 01:50:18,914 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:18" (1/1) ... [2023-08-30 01:50:18,916 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:18" (1/1) ... [2023-08-30 01:50:18,925 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:18" (1/1) ... [2023-08-30 01:50:18,928 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:50:18,929 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:50:18,929 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:50:18,929 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:50:18,930 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:18" (1/1) ... [2023-08-30 01:50:18,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:50:18,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:50:18,966 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 01:50:18,979 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 01:50:19,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:50:19,005 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:50:19,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:50:19,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:50:19,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:50:19,005 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:50:19,005 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:50:19,005 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:50:19,006 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:50:19,006 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:50:19,006 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:50:19,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:50:19,006 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:50:19,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:50:19,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:50:19,008 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 01:50:19,203 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:50:19,205 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:50:19,569 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:50:19,805 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:50:19,805 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:50:19,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:50:19 BoogieIcfgContainer [2023-08-30 01:50:19,808 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:50:19,811 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:50:19,811 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:50:19,814 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:50:19,815 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:50:18" (1/3) ... [2023-08-30 01:50:19,816 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b812d14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:50:19, skipping insertion in model container [2023-08-30 01:50:19,816 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:18" (2/3) ... [2023-08-30 01:50:19,816 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b812d14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:50:19, skipping insertion in model container [2023-08-30 01:50:19,817 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:50:19" (3/3) ... [2023-08-30 01:50:19,818 INFO L112 eAbstractionObserver]: Analyzing ICFG mix011.opt.i [2023-08-30 01:50:19,833 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:50:19,833 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 9 error locations. [2023-08-30 01:50:19,834 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:50:19,899 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:50:19,905 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 01:50:19,911 INFO L158 Benchmark]: Toolchain (without parser) took 1626.11ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 48.8MB in the beginning and 50.0MB in the end (delta: -1.3MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2023-08-30 01:50:19,912 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 54.5MB. Free memory is still 32.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:50:19,913 INFO L158 Benchmark]: CACSL2BoogieTranslator took 526.89ms. Allocated memory is still 73.4MB. Free memory was 48.5MB in the beginning and 43.3MB in the end (delta: 5.2MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2023-08-30 01:50:19,914 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.48ms. Allocated memory is still 73.4MB. Free memory was 43.3MB in the beginning and 40.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:50:19,915 INFO L158 Benchmark]: Boogie Preprocessor took 40.04ms. Allocated memory is still 73.4MB. Free memory was 40.5MB in the beginning and 38.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:50:19,915 INFO L158 Benchmark]: RCFGBuilder took 879.72ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 38.5MB in the beginning and 60.5MB in the end (delta: -22.1MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2023-08-30 01:50:19,916 INFO L158 Benchmark]: TraceAbstraction took 98.44ms. Allocated memory is still 88.1MB. Free memory was 59.4MB in the beginning and 50.0MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 01:50:19,918 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 54.5MB. Free memory is still 32.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 526.89ms. Allocated memory is still 73.4MB. Free memory was 48.5MB in the beginning and 43.3MB in the end (delta: 5.2MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.48ms. Allocated memory is still 73.4MB. Free memory was 43.3MB in the beginning and 40.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.04ms. Allocated memory is still 73.4MB. Free memory was 40.5MB in the beginning and 38.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 879.72ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 38.5MB in the beginning and 60.5MB in the end (delta: -22.1MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * TraceAbstraction took 98.44ms. Allocated memory is still 88.1MB. Free memory was 59.4MB in the beginning and 50.0MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:50:19,934 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/mix011.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 bf5c730233935847a217c1b7e035f48702f966e69335bdca03afb3b42404d05c --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 01:50:21,786 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:50:21,788 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:50:21,832 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:50:21,832 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:50:21,835 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:50:21,837 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:50:21,839 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:50:21,841 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:50:21,846 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:50:21,847 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:50:21,849 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:50:21,849 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:50:21,851 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:50:21,852 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:50:21,855 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:50:21,855 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:50:21,856 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:50:21,857 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:50:21,860 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:50:21,866 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:50:21,868 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:50:21,869 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:50:21,869 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:50:21,877 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:50:21,880 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:50:21,880 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:50:21,882 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:50:21,882 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:50:21,883 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:50:21,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:50:21,885 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:50:21,887 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:50:21,888 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:50:21,889 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:50:21,889 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:50:21,889 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:50:21,890 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:50:21,890 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:50:21,891 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:50:21,891 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:50:21,893 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:50:21,930 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:50:21,930 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:50:21,931 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:50:21,931 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:50:21,932 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:50:21,932 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:50:21,933 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:50:21,933 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:50:21,933 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:50:21,934 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:50:21,934 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:50:21,935 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:50:21,935 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:50:21,935 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:50:21,935 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:50:21,935 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:50:21,935 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:50:21,936 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:50:21,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:50:21,936 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:50:21,936 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:50:21,936 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:50:21,937 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:50:21,937 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:50:21,937 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:50:21,937 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:50:21,937 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:50:21,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:50:21,938 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:50:21,938 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:50:21,938 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:50:21,938 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:50:21,939 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:50:21,939 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:50:21,939 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:50:21,939 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:50:21,939 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:50:21,940 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf5c730233935847a217c1b7e035f48702f966e69335bdca03afb3b42404d05c Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:50:22,222 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:50:22,239 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:50:22,241 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:50:22,242 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:50:22,242 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:50:22,243 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix011.opt.i [2023-08-30 01:50:23,471 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:50:23,713 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:50:23,714 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix011.opt.i [2023-08-30 01:50:23,727 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/551b9550f/2ef379c652034c5faad95c2394245b45/FLAG11a5caec0 [2023-08-30 01:50:23,741 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/551b9550f/2ef379c652034c5faad95c2394245b45 [2023-08-30 01:50:23,744 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:50:23,745 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:50:23,747 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:50:23,748 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:50:23,756 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:50:23,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:50:23" (1/1) ... [2023-08-30 01:50:23,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2234dba6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:23, skipping insertion in model container [2023-08-30 01:50:23,758 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:50:23" (1/1) ... [2023-08-30 01:50:23,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:50:23,805 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:50:23,934 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/mix011.opt.i[944,957] [2023-08-30 01:50:24,165 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:50:24,180 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:50:24,192 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/mix011.opt.i[944,957] [2023-08-30 01:50:24,232 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:50:24,287 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:50:24,288 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:50:24,294 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:50:24,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:24 WrapperNode [2023-08-30 01:50:24,294 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:50:24,296 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:50:24,296 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:50:24,296 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:50:24,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:24" (1/1) ... [2023-08-30 01:50:24,332 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:24" (1/1) ... [2023-08-30 01:50:24,378 INFO L138 Inliner]: procedures = 179, calls = 60, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 152 [2023-08-30 01:50:24,379 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:50:24,380 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:50:24,380 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:50:24,380 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:50:24,388 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:24" (1/1) ... [2023-08-30 01:50:24,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:24" (1/1) ... [2023-08-30 01:50:24,402 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:24" (1/1) ... [2023-08-30 01:50:24,403 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:24" (1/1) ... [2023-08-30 01:50:24,410 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:24" (1/1) ... [2023-08-30 01:50:24,422 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:24" (1/1) ... [2023-08-30 01:50:24,426 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:24" (1/1) ... [2023-08-30 01:50:24,434 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:24" (1/1) ... [2023-08-30 01:50:24,442 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:50:24,443 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:50:24,443 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:50:24,443 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:50:24,444 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:24" (1/1) ... [2023-08-30 01:50:24,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:50:24,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:50:24,471 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 01:50:24,519 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:50:24,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:50:24,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:50:24,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:50:24,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:50:24,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:50:24,519 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:50:24,520 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:50:24,520 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:50:24,520 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:50:24,520 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:50:24,520 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:50:24,520 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:50:24,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:50:24,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:50:24,521 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 01:50:24,504 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 01:50:24,724 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:50:24,725 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:50:25,066 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:50:25,229 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:50:25,229 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:50:25,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:50:25 BoogieIcfgContainer [2023-08-30 01:50:25,231 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:50:25,233 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:50:25,234 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:50:25,236 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:50:25,236 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:50:23" (1/3) ... [2023-08-30 01:50:25,237 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1719bc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:50:25, skipping insertion in model container [2023-08-30 01:50:25,237 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:50:24" (2/3) ... [2023-08-30 01:50:25,238 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1719bc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:50:25, skipping insertion in model container [2023-08-30 01:50:25,238 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:50:25" (3/3) ... [2023-08-30 01:50:25,239 INFO L112 eAbstractionObserver]: Analyzing ICFG mix011.opt.i [2023-08-30 01:50:25,254 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:50:25,254 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 9 error locations. [2023-08-30 01:50:25,255 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:50:25,327 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:50:25,332 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 01:50:25,338 INFO L158 Benchmark]: Toolchain (without parser) took 1591.95ms. Allocated memory is still 90.2MB. Free memory was 68.2MB in the beginning and 57.9MB in the end (delta: 10.3MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2023-08-30 01:50:25,338 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 65.0MB. Free memory is still 42.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:50:25,339 INFO L158 Benchmark]: CACSL2BoogieTranslator took 547.23ms. Allocated memory is still 90.2MB. Free memory was 67.9MB in the beginning and 65.3MB in the end (delta: 2.6MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2023-08-30 01:50:25,339 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.32ms. Allocated memory is still 90.2MB. Free memory was 65.3MB in the beginning and 62.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:50:25,340 INFO L158 Benchmark]: Boogie Preprocessor took 62.72ms. Allocated memory is still 90.2MB. Free memory was 62.6MB in the beginning and 60.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:50:25,341 INFO L158 Benchmark]: RCFGBuilder took 788.79ms. Allocated memory is still 90.2MB. Free memory was 60.5MB in the beginning and 40.8MB in the end (delta: 19.6MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2023-08-30 01:50:25,341 INFO L158 Benchmark]: TraceAbstraction took 102.87ms. Allocated memory is still 90.2MB. Free memory was 39.7MB in the beginning and 57.9MB in the end (delta: -18.2MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2023-08-30 01:50:25,349 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 65.0MB. Free memory is still 42.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 547.23ms. Allocated memory is still 90.2MB. Free memory was 67.9MB in the beginning and 65.3MB in the end (delta: 2.6MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.32ms. Allocated memory is still 90.2MB. Free memory was 65.3MB in the beginning and 62.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.72ms. Allocated memory is still 90.2MB. Free memory was 62.6MB in the beginning and 60.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 788.79ms. Allocated memory is still 90.2MB. Free memory was 60.5MB in the beginning and 40.8MB in the end (delta: 19.6MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. * TraceAbstraction took 102.87ms. Allocated memory is still 90.2MB. Free memory was 39.7MB in the beginning and 57.9MB in the end (delta: -18.2MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:50:25,380 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