./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-wmm/thin002_rmo.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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/thin002_rmo.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f0d8ae33a1a7c98578096fc4895533f629cc4062ad641b886abfeea14ddb85d4 --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 12:25:06,330 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:25:06,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:25:06,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:25:06,365 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:25:06,367 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:25:06,369 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:25:06,371 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:25:06,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:25:06,375 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:25:06,376 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:25:06,378 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:25:06,378 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:25:06,379 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:25:06,380 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:25:06,385 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:25:06,385 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:25:06,387 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:25:06,388 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:25:06,391 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:25:06,392 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:25:06,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:25:06,393 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:25:06,394 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:25:06,398 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:25:06,398 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:25:06,399 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:25:06,400 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:25:06,400 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:25:06,400 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:25:06,401 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:25:06,405 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:25:06,405 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:25:06,406 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:25:06,407 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:25:06,407 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:25:06,409 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:25:06,409 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:25:06,409 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:25:06,417 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:25:06,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:25:06,419 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:25:06,444 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:25:06,444 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:25:06,445 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:25:06,445 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:25:06,446 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:25:06,446 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:25:06,446 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:25:06,446 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:25:06,447 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:25:06,447 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:25:06,447 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:25:06,447 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:25:06,448 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:25:06,448 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:25:06,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:25:06,448 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:25:06,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:25:06,448 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:25:06,448 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:25:06,449 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:25:06,449 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:25:06,449 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:25:06,449 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:25:06,449 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:25:06,449 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:25:06,449 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:25:06,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:25:06,450 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:25:06,450 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:25:06,450 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:25:06,450 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:25:06,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:25:06,451 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:25:06,451 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:25:06,451 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:25:06,451 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:25:06,451 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:25:06,451 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0d8ae33a1a7c98578096fc4895533f629cc4062ad641b886abfeea14ddb85d4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:25:06,685 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:25:06,699 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:25:06,701 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:25:06,702 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:25:06,702 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:25:06,703 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/thin002_rmo.i [2023-08-30 12:25:07,642 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:25:07,896 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:25:07,904 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/thin002_rmo.i [2023-08-30 12:25:07,917 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f28abc0d/9005c1524fec4d64ac1c68b6acbe1b08/FLAGa2f4bb0fc [2023-08-30 12:25:07,928 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f28abc0d/9005c1524fec4d64ac1c68b6acbe1b08 [2023-08-30 12:25:07,930 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:25:07,931 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:25:07,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:25:07,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:25:07,934 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:25:07,935 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:25:07" (1/1) ... [2023-08-30 12:25:07,936 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fcb3076 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:07, skipping insertion in model container [2023-08-30 12:25:07,936 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:25:07" (1/1) ... [2023-08-30 12:25:07,940 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:25:07,989 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:25:08,121 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/thin002_rmo.i[988,1001] [2023-08-30 12:25:08,257 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:25:08,272 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:25:08,279 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/thin002_rmo.i[988,1001] [2023-08-30 12:25:08,326 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:25:08,356 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:25:08,356 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:25:08,360 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:25:08,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:08 WrapperNode [2023-08-30 12:25:08,361 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:25:08,362 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:25:08,362 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:25:08,362 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:25:08,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:08" (1/1) ... [2023-08-30 12:25:08,375 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:08" (1/1) ... [2023-08-30 12:25:08,392 INFO L138 Inliner]: procedures = 177, calls = 80, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 155 [2023-08-30 12:25:08,392 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:25:08,394 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:25:08,394 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:25:08,394 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:25:08,400 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:08" (1/1) ... [2023-08-30 12:25:08,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:08" (1/1) ... [2023-08-30 12:25:08,403 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:08" (1/1) ... [2023-08-30 12:25:08,403 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:08" (1/1) ... [2023-08-30 12:25:08,408 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:08" (1/1) ... [2023-08-30 12:25:08,409 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:08" (1/1) ... [2023-08-30 12:25:08,411 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:08" (1/1) ... [2023-08-30 12:25:08,412 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:08" (1/1) ... [2023-08-30 12:25:08,414 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:25:08,415 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:25:08,415 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:25:08,415 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:25:08,415 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:08" (1/1) ... [2023-08-30 12:25:08,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:25:08,429 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:25:08,440 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 12:25:08,453 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 12:25:08,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 12:25:08,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:25:08,469 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:25:08,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:25:08,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:25:08,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:25:08,469 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:25:08,469 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:25:08,469 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:25:08,469 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:25:08,469 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:25:08,469 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:25:08,469 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 12:25:08,469 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 12:25:08,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:25:08,470 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:25:08,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:25:08,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:25:08,471 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 12:25:08,594 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:25:08,595 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:25:08,904 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:25:09,061 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:25:09,061 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:25:09,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:25:09 BoogieIcfgContainer [2023-08-30 12:25:09,064 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:25:09,065 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:25:09,065 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:25:09,067 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:25:09,068 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:25:07" (1/3) ... [2023-08-30 12:25:09,068 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fbe5927 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:25:09, skipping insertion in model container [2023-08-30 12:25:09,068 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:08" (2/3) ... [2023-08-30 12:25:09,069 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fbe5927 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:25:09, skipping insertion in model container [2023-08-30 12:25:09,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:25:09" (3/3) ... [2023-08-30 12:25:09,070 INFO L112 eAbstractionObserver]: Analyzing ICFG thin002_rmo.i [2023-08-30 12:25:09,075 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:25:09,081 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:25:09,082 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 12:25:09,082 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:25:09,139 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:25:09,143 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 12:25:09,147 INFO L158 Benchmark]: Toolchain (without parser) took 1215.87ms. Allocated memory is still 83.9MB. Free memory was 61.0MB in the beginning and 47.2MB in the end (delta: 13.9MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2023-08-30 12:25:09,148 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 58.7MB. Free memory was 37.2MB in the beginning and 37.1MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:25:09,149 INFO L158 Benchmark]: CACSL2BoogieTranslator took 429.07ms. Allocated memory is still 83.9MB. Free memory was 61.0MB in the beginning and 57.3MB in the end (delta: 3.7MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2023-08-30 12:25:09,149 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.87ms. Allocated memory is still 83.9MB. Free memory was 57.3MB in the beginning and 55.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:25:09,150 INFO L158 Benchmark]: Boogie Preprocessor took 21.21ms. Allocated memory is still 83.9MB. Free memory was 55.2MB in the beginning and 52.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:25:09,150 INFO L158 Benchmark]: RCFGBuilder took 649.36ms. Allocated memory is still 83.9MB. Free memory was 52.7MB in the beginning and 59.1MB in the end (delta: -6.4MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2023-08-30 12:25:09,151 INFO L158 Benchmark]: TraceAbstraction took 80.66ms. Allocated memory is still 83.9MB. Free memory was 58.7MB in the beginning and 47.2MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:25:09,157 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 58.7MB. Free memory was 37.2MB in the beginning and 37.1MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 429.07ms. Allocated memory is still 83.9MB. Free memory was 61.0MB in the beginning and 57.3MB in the end (delta: 3.7MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.87ms. Allocated memory is still 83.9MB. Free memory was 57.3MB in the beginning and 55.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.21ms. Allocated memory is still 83.9MB. Free memory was 55.2MB in the beginning and 52.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 649.36ms. Allocated memory is still 83.9MB. Free memory was 52.7MB in the beginning and 59.1MB in the end (delta: -6.4MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. * TraceAbstraction took 80.66ms. Allocated memory is still 83.9MB. Free memory was 58.7MB in the beginning and 47.2MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:25:09,176 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/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/thin002_rmo.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f0d8ae33a1a7c98578096fc4895533f629cc4062ad641b886abfeea14ddb85d4 --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 12:25:10,672 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:25:10,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:25:10,704 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:25:10,705 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:25:10,707 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:25:10,708 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:25:10,710 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:25:10,712 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:25:10,715 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:25:10,716 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:25:10,717 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:25:10,718 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:25:10,719 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:25:10,720 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:25:10,724 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:25:10,725 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:25:10,726 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:25:10,727 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:25:10,730 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:25:10,731 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:25:10,732 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:25:10,732 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:25:10,733 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:25:10,738 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:25:10,738 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:25:10,738 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:25:10,739 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:25:10,740 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:25:10,740 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:25:10,740 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:25:10,742 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:25:10,743 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:25:10,744 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:25:10,744 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:25:10,744 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:25:10,745 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:25:10,745 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:25:10,745 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:25:10,756 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:25:10,758 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:25:10,759 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:25:10,784 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:25:10,784 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:25:10,785 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:25:10,785 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:25:10,786 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:25:10,786 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:25:10,786 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:25:10,786 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:25:10,786 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:25:10,787 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:25:10,787 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:25:10,787 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:25:10,787 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:25:10,788 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:25:10,788 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:25:10,788 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:25:10,788 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:25:10,788 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:25:10,788 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:25:10,788 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:25:10,789 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:25:10,789 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:25:10,789 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:25:10,789 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:25:10,789 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:25:10,789 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:25:10,790 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:25:10,790 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:25:10,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:25:10,790 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:25:10,790 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:25:10,790 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:25:10,791 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:25:10,791 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:25:10,791 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:25:10,791 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:25:10,791 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:25:10,791 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:25:10,791 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:25:10,791 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:25:10,792 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0d8ae33a1a7c98578096fc4895533f629cc4062ad641b886abfeea14ddb85d4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:25:11,026 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:25:11,038 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:25:11,039 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:25:11,040 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:25:11,040 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:25:11,041 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/thin002_rmo.i [2023-08-30 12:25:12,056 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:25:12,268 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:25:12,269 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/thin002_rmo.i [2023-08-30 12:25:12,277 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbc15f012/7c77490bd44b48fb8bb817fae7293d69/FLAGe5ad58c18 [2023-08-30 12:25:12,287 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbc15f012/7c77490bd44b48fb8bb817fae7293d69 [2023-08-30 12:25:12,289 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:25:12,290 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:25:12,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:25:12,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:25:12,293 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:25:12,293 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:25:12" (1/1) ... [2023-08-30 12:25:12,294 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26b69cc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:12, skipping insertion in model container [2023-08-30 12:25:12,294 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:25:12" (1/1) ... [2023-08-30 12:25:12,298 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:25:12,334 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:25:12,427 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/thin002_rmo.i[988,1001] [2023-08-30 12:25:12,583 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:25:12,597 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:25:12,605 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/thin002_rmo.i[988,1001] [2023-08-30 12:25:12,652 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:25:12,699 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:25:12,699 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:25:12,704 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:25:12,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:12 WrapperNode [2023-08-30 12:25:12,704 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:25:12,705 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:25:12,705 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:25:12,705 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:25:12,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:12" (1/1) ... [2023-08-30 12:25:12,754 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:12" (1/1) ... [2023-08-30 12:25:12,774 INFO L138 Inliner]: procedures = 181, calls = 80, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 156 [2023-08-30 12:25:12,775 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:25:12,776 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:25:12,776 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:25:12,776 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:25:12,782 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:12" (1/1) ... [2023-08-30 12:25:12,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:12" (1/1) ... [2023-08-30 12:25:12,795 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:12" (1/1) ... [2023-08-30 12:25:12,795 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:12" (1/1) ... [2023-08-30 12:25:12,807 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:12" (1/1) ... [2023-08-30 12:25:12,816 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:12" (1/1) ... [2023-08-30 12:25:12,819 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:12" (1/1) ... [2023-08-30 12:25:12,823 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:12" (1/1) ... [2023-08-30 12:25:12,827 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:25:12,828 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:25:12,829 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:25:12,829 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:25:12,829 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:12" (1/1) ... [2023-08-30 12:25:12,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:25:12,841 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:25:12,850 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 12:25:12,859 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 12:25:12,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 12:25:12,878 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:25:12,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:25:12,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:25:12,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:25:12,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:25:12,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:25:12,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 12:25:12,879 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:25:12,879 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:25:12,880 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:25:12,880 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:25:12,880 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:25:12,880 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:25:12,880 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 12:25:12,880 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 12:25:12,880 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:25:12,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:25:12,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:25:12,882 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 12:25:13,050 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:25:13,051 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:25:13,344 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:25:13,566 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:25:13,566 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:25:13,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:25:13 BoogieIcfgContainer [2023-08-30 12:25:13,569 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:25:13,570 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:25:13,571 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:25:13,573 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:25:13,573 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:25:12" (1/3) ... [2023-08-30 12:25:13,574 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55b441b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:25:13, skipping insertion in model container [2023-08-30 12:25:13,574 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:12" (2/3) ... [2023-08-30 12:25:13,574 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55b441b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:25:13, skipping insertion in model container [2023-08-30 12:25:13,574 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:25:13" (3/3) ... [2023-08-30 12:25:13,575 INFO L112 eAbstractionObserver]: Analyzing ICFG thin002_rmo.i [2023-08-30 12:25:13,581 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:25:13,586 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:25:13,587 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 12:25:13,587 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:25:13,654 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:25:13,659 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 12:25:13,662 INFO L158 Benchmark]: Toolchain (without parser) took 1371.31ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 52.3MB in the beginning and 71.6MB in the end (delta: -19.2MB). Peak memory consumption was 44.4MB. Max. memory is 16.1GB. [2023-08-30 12:25:13,662 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 75.5MB. Free memory is still 53.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:25:13,663 INFO L158 Benchmark]: CACSL2BoogieTranslator took 413.95ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 52.1MB in the beginning and 76.4MB in the end (delta: -24.3MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2023-08-30 12:25:13,663 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.57ms. Allocated memory is still 98.6MB. Free memory was 75.9MB in the beginning and 73.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:25:13,664 INFO L158 Benchmark]: Boogie Preprocessor took 52.24ms. Allocated memory is still 98.6MB. Free memory was 73.5MB in the beginning and 70.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:25:13,665 INFO L158 Benchmark]: RCFGBuilder took 740.67ms. Allocated memory is still 98.6MB. Free memory was 70.9MB in the beginning and 48.6MB in the end (delta: 22.3MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. [2023-08-30 12:25:13,665 INFO L158 Benchmark]: TraceAbstraction took 90.18ms. Allocated memory is still 98.6MB. Free memory was 48.0MB in the beginning and 71.6MB in the end (delta: -23.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 12:25:13,671 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 75.5MB. Free memory is still 53.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 413.95ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 52.1MB in the beginning and 76.4MB in the end (delta: -24.3MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.57ms. Allocated memory is still 98.6MB. Free memory was 75.9MB in the beginning and 73.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.24ms. Allocated memory is still 98.6MB. Free memory was 73.5MB in the beginning and 70.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 740.67ms. Allocated memory is still 98.6MB. Free memory was 70.9MB in the beginning and 48.6MB in the end (delta: 22.3MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. * TraceAbstraction took 90.18ms. Allocated memory is still 98.6MB. Free memory was 48.0MB in the beginning and 71.6MB in the end (delta: -23.6MB). Peak memory consumption was 14.7MB. 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 12:25:13,730 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE