./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe036.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for data races 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/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe036.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-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 ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1118c32f43b2d6844c8e6b0e5b4fae8199d058f7b991e3c8d975cf675dc5221a --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 [2023-08-29 08:58:35,348 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 08:58:35,349 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 08:58:35,367 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 08:58:35,367 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 08:58:35,368 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 08:58:35,369 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 08:58:35,373 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 08:58:35,374 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 08:58:35,374 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 08:58:35,377 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 08:58:35,377 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 08:58:35,378 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 08:58:35,379 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 08:58:35,380 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 08:58:35,381 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 08:58:35,381 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 08:58:35,382 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 08:58:35,383 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 08:58:35,384 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 08:58:35,392 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 08:58:35,393 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 08:58:35,394 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 08:58:35,394 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 08:58:35,396 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 08:58:35,397 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 08:58:35,397 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 08:58:35,397 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 08:58:35,401 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 08:58:35,402 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 08:58:35,402 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 08:58:35,402 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 08:58:35,403 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 08:58:35,403 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 08:58:35,404 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 08:58:35,404 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 08:58:35,405 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 08:58:35,407 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 08:58:35,408 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 08:58:35,408 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 08:58:35,409 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 08:58:35,410 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 08:58:35,425 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 08:58:35,425 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 08:58:35,426 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 08:58:35,426 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 08:58:35,426 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 08:58:35,426 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 08:58:35,427 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 08:58:35,427 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 08:58:35,427 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 08:58:35,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 08:58:35,427 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 08:58:35,428 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 08:58:35,428 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 08:58:35,428 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 08:58:35,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 08:58:35,428 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 08:58:35,428 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 08:58:35,429 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 08:58:35,429 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 08:58:35,429 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 08:58:35,429 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 08:58:35,429 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 08:58:35,429 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 08:58:35,429 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 08:58:35,430 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 08:58:35,430 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 08:58:35,430 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 08:58:35,430 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 08:58:35,430 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 08:58:35,430 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 08:58:35,431 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 08:58:35,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 08:58:35,431 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 08:58:35,431 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 08:58:35,431 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 08:58:35,431 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 08:58:35,431 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 08:58:35,432 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1118c32f43b2d6844c8e6b0e5b4fae8199d058f7b991e3c8d975cf675dc5221a Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 08:58:35,682 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 08:58:35,704 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 08:58:35,707 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 08:58:35,707 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 08:58:35,708 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 08:58:35,709 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe036.i [2023-08-29 08:58:36,605 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 08:58:36,821 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 08:58:36,821 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe036.i [2023-08-29 08:58:36,833 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3cd210d8/122c14dd350747998bf1972b05bcbf05/FLAG9c35ff251 [2023-08-29 08:58:36,842 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3cd210d8/122c14dd350747998bf1972b05bcbf05 [2023-08-29 08:58:36,843 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 08:58:36,844 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 08:58:36,845 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 08:58:36,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 08:58:36,847 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 08:58:36,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:58:36" (1/1) ... [2023-08-29 08:58:36,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d5f8b42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:58:36, skipping insertion in model container [2023-08-29 08:58:36,850 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:58:36" (1/1) ... [2023-08-29 08:58:36,854 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 08:58:36,882 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 08:58:36,975 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/safe036.i[941,954] [2023-08-29 08:58:37,112 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 08:58:37,119 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 08:58:37,130 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/safe036.i[941,954] [2023-08-29 08:58:37,150 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 08:58:37,181 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 08:58:37,182 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 08:58:37,187 INFO L208 MainTranslator]: Completed translation [2023-08-29 08:58:37,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:58:37 WrapperNode [2023-08-29 08:58:37,187 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 08:58:37,188 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 08:58:37,188 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 08:58:37,189 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 08:58:37,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:58:37" (1/1) ... [2023-08-29 08:58:37,216 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:58:37" (1/1) ... [2023-08-29 08:58:37,236 INFO L138 Inliner]: procedures = 175, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 81 [2023-08-29 08:58:37,237 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 08:58:37,238 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 08:58:37,238 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 08:58:37,238 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 08:58:37,244 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:58:37" (1/1) ... [2023-08-29 08:58:37,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:58:37" (1/1) ... [2023-08-29 08:58:37,261 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:58:37" (1/1) ... [2023-08-29 08:58:37,261 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:58:37" (1/1) ... [2023-08-29 08:58:37,265 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:58:37" (1/1) ... [2023-08-29 08:58:37,273 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:58:37" (1/1) ... [2023-08-29 08:58:37,274 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:58:37" (1/1) ... [2023-08-29 08:58:37,278 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:58:37" (1/1) ... [2023-08-29 08:58:37,280 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 08:58:37,283 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 08:58:37,283 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 08:58:37,283 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 08:58:37,284 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:58:37" (1/1) ... [2023-08-29 08:58:37,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 08:58:37,295 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 08:58:37,305 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) [2023-08-29 08:58:37,335 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 [2023-08-29 08:58:37,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 08:58:37,352 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 08:58:37,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 08:58:37,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 08:58:37,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 08:58:37,352 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-29 08:58:37,352 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-29 08:58:37,352 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-29 08:58:37,352 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-29 08:58:37,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 08:58:37,353 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 08:58:37,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 08:58:37,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 08:58:37,354 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 08:58:37,504 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 08:58:37,507 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 08:58:37,654 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 08:58:37,724 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 08:58:37,724 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 08:58:37,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:58:37 BoogieIcfgContainer [2023-08-29 08:58:37,726 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 08:58:37,732 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 08:58:37,733 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 08:58:37,735 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 08:58:37,735 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 08:58:36" (1/3) ... [2023-08-29 08:58:37,736 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f3861f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:58:37, skipping insertion in model container [2023-08-29 08:58:37,736 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:58:37" (2/3) ... [2023-08-29 08:58:37,736 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f3861f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:58:37, skipping insertion in model container [2023-08-29 08:58:37,736 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:58:37" (3/3) ... [2023-08-29 08:58:37,737 INFO L112 eAbstractionObserver]: Analyzing ICFG safe036.i [2023-08-29 08:58:37,742 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 08:58:37,748 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 08:58:37,748 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 17 error locations. [2023-08-29 08:58:37,748 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 08:58:37,777 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 08:58:37,782 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) [2023-08-29 08:58:37,785 INFO L158 Benchmark]: Toolchain (without parser) took 940.09ms. Allocated memory is still 96.5MB. Free memory was 73.3MB in the beginning and 48.5MB in the end (delta: 24.8MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2023-08-29 08:58:37,785 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 69.2MB. Free memory is still 47.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 08:58:37,785 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.86ms. Allocated memory is still 96.5MB. Free memory was 73.1MB in the beginning and 53.0MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-08-29 08:58:37,786 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.75ms. Allocated memory is still 96.5MB. Free memory was 52.8MB in the beginning and 51.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 08:58:37,786 INFO L158 Benchmark]: Boogie Preprocessor took 44.65ms. Allocated memory is still 96.5MB. Free memory was 51.0MB in the beginning and 49.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 08:58:37,787 INFO L158 Benchmark]: RCFGBuilder took 448.14ms. Allocated memory is still 96.5MB. Free memory was 49.4MB in the beginning and 55.8MB in the end (delta: -6.5MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2023-08-29 08:58:37,787 INFO L158 Benchmark]: TraceAbstraction took 51.80ms. Allocated memory is still 96.5MB. Free memory was 54.8MB in the beginning and 48.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 08:58:37,789 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 69.2MB. Free memory is still 47.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 342.86ms. Allocated memory is still 96.5MB. Free memory was 73.1MB in the beginning and 53.0MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.75ms. Allocated memory is still 96.5MB. Free memory was 52.8MB in the beginning and 51.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.65ms. Allocated memory is still 96.5MB. Free memory was 51.0MB in the beginning and 49.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 448.14ms. Allocated memory is still 96.5MB. Free memory was 49.4MB in the beginning and 55.8MB in the end (delta: -6.5MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. * TraceAbstraction took 51.80ms. Allocated memory is still 96.5MB. Free memory was 54.8MB in the beginning and 48.5MB in the end (delta: 6.3MB). 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. [2023-08-29 08:58:37,804 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe036.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-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 ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1118c32f43b2d6844c8e6b0e5b4fae8199d058f7b991e3c8d975cf675dc5221a --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 [2023-08-29 08:58:39,300 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 08:58:39,302 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 08:58:39,334 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 08:58:39,336 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 08:58:39,347 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 08:58:39,349 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 08:58:39,351 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 08:58:39,352 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 08:58:39,355 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 08:58:39,356 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 08:58:39,358 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 08:58:39,358 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 08:58:39,359 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 08:58:39,360 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 08:58:39,365 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 08:58:39,365 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 08:58:39,366 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 08:58:39,367 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 08:58:39,370 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 08:58:39,371 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 08:58:39,372 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 08:58:39,373 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 08:58:39,373 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 08:58:39,382 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 08:58:39,383 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 08:58:39,383 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 08:58:39,384 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 08:58:39,384 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 08:58:39,385 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 08:58:39,385 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 08:58:39,388 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 08:58:39,389 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 08:58:39,390 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 08:58:39,391 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 08:58:39,391 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 08:58:39,392 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 08:58:39,392 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 08:58:39,392 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 08:58:39,393 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 08:58:39,393 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 08:58:39,394 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 08:58:39,415 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 08:58:39,415 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 08:58:39,416 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 08:58:39,416 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 08:58:39,417 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 08:58:39,417 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 08:58:39,417 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 08:58:39,417 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 08:58:39,417 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 08:58:39,418 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 08:58:39,418 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 08:58:39,418 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 08:58:39,418 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 08:58:39,418 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 08:58:39,419 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 08:58:39,419 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 08:58:39,419 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 08:58:39,419 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 08:58:39,419 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 08:58:39,419 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 08:58:39,419 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 08:58:39,420 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 08:58:39,420 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 08:58:39,420 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 08:58:39,420 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 08:58:39,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 08:58:39,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 08:58:39,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 08:58:39,421 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 08:58:39,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 08:58:39,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 08:58:39,421 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 08:58:39,421 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 08:58:39,421 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 08:58:39,421 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 08:58:39,422 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 08:58:39,422 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 08:58:39,422 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 08:58:39,422 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 08:58:39,422 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1118c32f43b2d6844c8e6b0e5b4fae8199d058f7b991e3c8d975cf675dc5221a Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 08:58:39,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 08:58:39,645 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 08:58:39,646 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 08:58:39,647 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 08:58:39,647 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 08:58:39,649 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe036.i [2023-08-29 08:58:40,553 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 08:58:40,732 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 08:58:40,733 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe036.i [2023-08-29 08:58:40,749 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2b52f0b7/92596fea5221490a966f24c69a113f48/FLAG5e7d05d63 [2023-08-29 08:58:40,766 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2b52f0b7/92596fea5221490a966f24c69a113f48 [2023-08-29 08:58:40,767 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 08:58:40,768 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 08:58:40,769 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 08:58:40,769 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 08:58:40,771 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 08:58:40,772 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:58:40" (1/1) ... [2023-08-29 08:58:40,772 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b02d524 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:58:40, skipping insertion in model container [2023-08-29 08:58:40,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:58:40" (1/1) ... [2023-08-29 08:58:40,776 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 08:58:40,800 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 08:58:40,898 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/safe036.i[941,954] [2023-08-29 08:58:40,997 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 08:58:41,007 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 08:58:41,020 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/safe036.i[941,954] [2023-08-29 08:58:41,054 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 08:58:41,082 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 08:58:41,083 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 08:58:41,087 INFO L208 MainTranslator]: Completed translation [2023-08-29 08:58:41,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:58:41 WrapperNode [2023-08-29 08:58:41,088 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 08:58:41,089 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 08:58:41,089 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 08:58:41,089 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 08:58:41,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:58:41" (1/1) ... [2023-08-29 08:58:41,119 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:58:41" (1/1) ... [2023-08-29 08:58:41,137 INFO L138 Inliner]: procedures = 178, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 82 [2023-08-29 08:58:41,138 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 08:58:41,139 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 08:58:41,139 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 08:58:41,139 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 08:58:41,144 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:58:41" (1/1) ... [2023-08-29 08:58:41,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:58:41" (1/1) ... [2023-08-29 08:58:41,149 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:58:41" (1/1) ... [2023-08-29 08:58:41,149 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:58:41" (1/1) ... [2023-08-29 08:58:41,154 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:58:41" (1/1) ... [2023-08-29 08:58:41,155 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:58:41" (1/1) ... [2023-08-29 08:58:41,156 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:58:41" (1/1) ... [2023-08-29 08:58:41,157 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:58:41" (1/1) ... [2023-08-29 08:58:41,159 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 08:58:41,168 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 08:58:41,169 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 08:58:41,169 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 08:58:41,170 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:58:41" (1/1) ... [2023-08-29 08:58:41,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 08:58:41,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 08:58:41,194 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) [2023-08-29 08:58:41,207 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 [2023-08-29 08:58:41,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 08:58:41,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 08:58:41,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 08:58:41,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 08:58:41,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 08:58:41,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 08:58:41,234 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-29 08:58:41,234 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-29 08:58:41,234 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-29 08:58:41,234 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-29 08:58:41,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 08:58:41,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 08:58:41,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 08:58:41,235 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 08:58:41,381 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 08:58:41,384 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 08:58:41,539 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 08:58:41,647 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 08:58:41,647 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 08:58:41,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:58:41 BoogieIcfgContainer [2023-08-29 08:58:41,649 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 08:58:41,650 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 08:58:41,650 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 08:58:41,655 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 08:58:41,655 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 08:58:40" (1/3) ... [2023-08-29 08:58:41,655 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b40d6e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:58:41, skipping insertion in model container [2023-08-29 08:58:41,656 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:58:41" (2/3) ... [2023-08-29 08:58:41,656 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b40d6e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:58:41, skipping insertion in model container [2023-08-29 08:58:41,656 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:58:41" (3/3) ... [2023-08-29 08:58:41,656 INFO L112 eAbstractionObserver]: Analyzing ICFG safe036.i [2023-08-29 08:58:41,671 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 08:58:41,677 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 08:58:41,677 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 17 error locations. [2023-08-29 08:58:41,677 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 08:58:41,716 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-29 08:58:41,720 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) [2023-08-29 08:58:41,725 INFO L158 Benchmark]: Toolchain (without parser) took 955.61ms. Allocated memory was 86.0MB in the beginning and 113.2MB in the end (delta: 27.3MB). Free memory was 66.4MB in the beginning and 83.4MB in the end (delta: -17.1MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. [2023-08-29 08:58:41,725 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 86.0MB. Free memory is still 63.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 08:58:41,725 INFO L158 Benchmark]: CACSL2BoogieTranslator took 318.61ms. Allocated memory is still 86.0MB. Free memory was 66.1MB in the beginning and 44.9MB in the end (delta: 21.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-08-29 08:58:41,726 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.45ms. Allocated memory is still 86.0MB. Free memory was 44.9MB in the beginning and 42.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 08:58:41,726 INFO L158 Benchmark]: Boogie Preprocessor took 20.40ms. Allocated memory is still 86.0MB. Free memory was 42.5MB in the beginning and 40.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 08:58:41,727 INFO L158 Benchmark]: RCFGBuilder took 480.34ms. Allocated memory is still 86.0MB. Free memory was 40.7MB in the beginning and 36.9MB in the end (delta: 3.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 08:58:41,728 INFO L158 Benchmark]: TraceAbstraction took 73.52ms. Allocated memory was 86.0MB in the beginning and 113.2MB in the end (delta: 27.3MB). Free memory was 36.1MB in the beginning and 83.4MB in the end (delta: -47.3MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2023-08-29 08:58:41,734 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 86.0MB. Free memory is still 63.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 318.61ms. Allocated memory is still 86.0MB. Free memory was 66.1MB in the beginning and 44.9MB in the end (delta: 21.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.45ms. Allocated memory is still 86.0MB. Free memory was 44.9MB in the beginning and 42.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.40ms. Allocated memory is still 86.0MB. Free memory was 42.5MB in the beginning and 40.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 480.34ms. Allocated memory is still 86.0MB. Free memory was 40.7MB in the beginning and 36.9MB in the end (delta: 3.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * TraceAbstraction took 73.52ms. Allocated memory was 86.0MB in the beginning and 113.2MB in the end (delta: 27.3MB). Free memory was 36.1MB in the beginning and 83.4MB in the end (delta: -47.3MB). Peak memory consumption was 5.6MB. 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. [2023-08-29 08:58:41,753 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