./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-complex/bounded_buffer.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-complex/bounded_buffer.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 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 --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 12:25:31,131 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:25:31,134 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:25:31,175 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:25:31,176 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:25:31,179 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:25:31,181 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:25:31,184 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:25:31,186 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:25:31,191 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:25:31,192 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:25:31,194 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:25:31,195 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:25:31,197 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:25:31,198 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:25:31,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:25:31,205 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:25:31,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:25:31,210 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:25:31,216 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:25:31,218 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:25:31,219 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:25:31,220 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:25:31,221 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:25:31,227 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:25:31,228 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:25:31,228 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:25:31,230 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:25:31,231 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:25:31,232 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:25:31,232 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:25:31,234 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:25:31,236 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:25:31,237 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:25:31,238 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:25:31,238 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:25:31,239 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:25:31,239 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:25:31,239 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:25:31,240 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:25:31,240 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:25:31,242 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:25:31,276 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:25:31,276 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:25:31,277 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:25:31,277 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:25:31,278 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:25:31,279 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:25:31,279 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:25:31,279 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:25:31,279 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:25:31,280 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:25:31,281 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:25:31,281 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:25:31,281 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:25:31,281 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:25:31,281 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:25:31,281 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:25:31,282 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:25:31,282 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:25:31,282 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:25:31,282 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:25:31,282 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:25:31,283 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:25:31,283 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:25:31,283 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:25:31,283 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:25:31,283 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:25:31,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:25:31,284 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:25:31,284 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:25:31,284 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:25:31,284 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:25:31,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:25:31,285 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:25:31,285 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:25:31,285 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:25:31,286 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:25:31,286 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:25:31,286 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:25:31,607 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:25:31,625 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:25:31,628 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:25:31,629 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:25:31,629 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:25:31,631 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-complex/bounded_buffer.i [2023-08-30 12:25:32,921 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:25:33,277 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:25:33,280 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/bounded_buffer.i [2023-08-30 12:25:33,315 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1b33673d/b90952e664d245a7bc91f033f8d89e7d/FLAG03249dceb [2023-08-30 12:25:33,337 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1b33673d/b90952e664d245a7bc91f033f8d89e7d [2023-08-30 12:25:33,339 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:25:33,341 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:25:33,343 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:25:33,344 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:25:33,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:25:33,348 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:25:33" (1/1) ... [2023-08-30 12:25:33,349 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a5bdeb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:33, skipping insertion in model container [2023-08-30 12:25:33,350 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:25:33" (1/1) ... [2023-08-30 12:25:33,355 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:25:33,418 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:25:33,982 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-complex/bounded_buffer.i[70002,70015] [2023-08-30 12:25:34,027 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:25:34,037 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:25:34,107 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-complex/bounded_buffer.i[70002,70015] [2023-08-30 12:25:34,156 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:25:34,255 WARN L667 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:25:34,261 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:25:34,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:34 WrapperNode [2023-08-30 12:25:34,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:25:34,263 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:25:34,264 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:25:34,264 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:25:34,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:34" (1/1) ... [2023-08-30 12:25:34,299 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:34" (1/1) ... [2023-08-30 12:25:34,344 INFO L138 Inliner]: procedures = 428, calls = 126, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 477 [2023-08-30 12:25:34,346 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:25:34,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:25:34,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:25:34,348 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:25:34,355 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:34" (1/1) ... [2023-08-30 12:25:34,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:34" (1/1) ... [2023-08-30 12:25:34,361 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:34" (1/1) ... [2023-08-30 12:25:34,361 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:34" (1/1) ... [2023-08-30 12:25:34,377 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:34" (1/1) ... [2023-08-30 12:25:34,382 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:34" (1/1) ... [2023-08-30 12:25:34,385 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:34" (1/1) ... [2023-08-30 12:25:34,387 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:34" (1/1) ... [2023-08-30 12:25:34,392 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:25:34,393 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:25:34,393 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:25:34,394 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:25:34,394 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:34" (1/1) ... [2023-08-30 12:25:34,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:25:34,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:25:34,422 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 12:25:34,458 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 12:25:34,473 INFO L130 BoogieDeclarations]: Found specification of procedure producer_routine [2023-08-30 12:25:34,474 INFO L138 BoogieDeclarations]: Found implementation of procedure producer_routine [2023-08-30 12:25:34,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:25:34,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 12:25:34,474 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 12:25:34,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 12:25:34,474 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-08-30 12:25:34,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:25:34,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-30 12:25:34,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:25:34,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:25:34,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:25:34,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-30 12:25:34,475 INFO L130 BoogieDeclarations]: Found specification of procedure consumer_routine [2023-08-30 12:25:34,475 INFO L138 BoogieDeclarations]: Found implementation of procedure consumer_routine [2023-08-30 12:25:34,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:25:34,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:25:34,477 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 12:25:34,697 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:25:34,698 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:25:35,422 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:25:35,436 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:25:35,437 INFO L302 CfgBuilder]: Removed 11 assume(true) statements. [2023-08-30 12:25:35,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:25:35 BoogieIcfgContainer [2023-08-30 12:25:35,440 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:25:35,442 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:25:35,442 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:25:35,444 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:25:35,445 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:25:33" (1/3) ... [2023-08-30 12:25:35,445 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f96bb7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:25:35, skipping insertion in model container [2023-08-30 12:25:35,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:34" (2/3) ... [2023-08-30 12:25:35,446 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f96bb7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:25:35, skipping insertion in model container [2023-08-30 12:25:35,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:25:35" (3/3) ... [2023-08-30 12:25:35,447 INFO L112 eAbstractionObserver]: Analyzing ICFG bounded_buffer.i [2023-08-30 12:25:35,455 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:25:35,463 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:25:35,464 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2023-08-30 12:25:35,464 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:25:35,597 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-30 12:25:35,603 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 12:25:35,607 INFO L158 Benchmark]: Toolchain (without parser) took 2265.91ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 66.1MB in the beginning and 54.1MB in the end (delta: 12.0MB). Peak memory consumption was 42.6MB. Max. memory is 16.1GB. [2023-08-30 12:25:35,608 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 60.8MB. Free memory is still 39.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:25:35,608 INFO L158 Benchmark]: CACSL2BoogieTranslator took 919.01ms. Allocated memory is still 88.1MB. Free memory was 66.1MB in the beginning and 60.1MB in the end (delta: 6.0MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. [2023-08-30 12:25:35,609 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.09ms. Allocated memory is still 88.1MB. Free memory was 60.1MB in the beginning and 55.5MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:25:35,609 INFO L158 Benchmark]: Boogie Preprocessor took 45.67ms. Allocated memory is still 88.1MB. Free memory was 55.5MB in the beginning and 52.1MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:25:35,610 INFO L158 Benchmark]: RCFGBuilder took 1047.08ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 51.7MB in the beginning and 51.4MB in the end (delta: 321.2kB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2023-08-30 12:25:35,611 INFO L158 Benchmark]: TraceAbstraction took 164.09ms. Allocated memory is still 107.0MB. Free memory was 51.0MB in the beginning and 54.1MB in the end (delta: -3.1MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2023-08-30 12:25:35,613 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 60.8MB. Free memory is still 39.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 919.01ms. Allocated memory is still 88.1MB. Free memory was 66.1MB in the beginning and 60.1MB in the end (delta: 6.0MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.09ms. Allocated memory is still 88.1MB. Free memory was 60.1MB in the beginning and 55.5MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.67ms. Allocated memory is still 88.1MB. Free memory was 55.5MB in the beginning and 52.1MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1047.08ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 51.7MB in the beginning and 51.4MB in the end (delta: 321.2kB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. * TraceAbstraction took 164.09ms. Allocated memory is still 107.0MB. Free memory was 51.0MB in the beginning and 54.1MB in the end (delta: -3.1MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:25:35,631 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-complex/bounded_buffer.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 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 --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 12:25:37,582 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:25:37,584 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:25:37,609 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:25:37,609 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:25:37,610 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:25:37,612 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:25:37,613 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:25:37,615 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:25:37,616 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:25:37,617 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:25:37,618 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:25:37,618 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:25:37,619 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:25:37,620 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:25:37,621 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:25:37,622 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:25:37,623 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:25:37,624 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:25:37,625 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:25:37,634 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:25:37,639 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:25:37,640 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:25:37,642 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:25:37,645 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:25:37,650 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:25:37,651 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:25:37,652 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:25:37,653 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:25:37,654 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:25:37,656 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:25:37,657 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:25:37,659 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:25:37,660 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:25:37,661 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:25:37,661 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:25:37,663 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:25:37,663 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:25:37,663 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:25:37,664 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:25:37,665 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:25:37,667 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:25:37,700 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:25:37,700 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:25:37,700 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:25:37,701 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:25:37,701 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:25:37,701 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:25:37,702 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:25:37,702 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:25:37,702 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:25:37,702 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:25:37,702 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:25:37,703 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:25:37,703 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:25:37,703 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:25:37,703 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:25:37,703 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:25:37,703 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:25:37,703 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:25:37,704 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:25:37,704 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:25:37,704 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:25:37,704 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:25:37,704 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:25:37,704 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:25:37,704 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:25:37,704 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:25:37,705 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:25:37,705 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:25:37,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:25:37,705 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:25:37,705 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:25:37,706 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:25:37,706 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:25:37,706 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:25:37,706 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:25:37,706 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:25:37,707 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:25:37,707 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:25:37,707 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:25:37,707 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:25:37,707 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:25:38,026 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:25:38,054 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:25:38,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:25:38,057 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:25:38,058 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:25:38,059 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-complex/bounded_buffer.i [2023-08-30 12:25:39,323 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:25:39,705 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:25:39,706 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/bounded_buffer.i [2023-08-30 12:25:39,731 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fac74a46/f78c821fbccb44979290dbb17589c3fe/FLAG506fefb34 [2023-08-30 12:25:39,745 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fac74a46/f78c821fbccb44979290dbb17589c3fe [2023-08-30 12:25:39,746 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:25:39,748 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:25:39,750 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:25:39,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:25:39,755 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:25:39,756 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:25:39" (1/1) ... [2023-08-30 12:25:39,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f0bd1fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:39, skipping insertion in model container [2023-08-30 12:25:39,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:25:39" (1/1) ... [2023-08-30 12:25:39,765 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:25:39,830 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:25:40,737 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-complex/bounded_buffer.i[70002,70015] [2023-08-30 12:25:40,762 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:25:40,775 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-08-30 12:25:40,783 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:25:40,827 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-complex/bounded_buffer.i[70002,70015] [2023-08-30 12:25:40,858 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:25:40,862 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:25:40,905 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-complex/bounded_buffer.i[70002,70015] [2023-08-30 12:25:40,924 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:25:41,044 WARN L667 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:25:41,050 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:25:41,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:41 WrapperNode [2023-08-30 12:25:41,051 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:25:41,052 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:25:41,052 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:25:41,053 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:25:41,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:41" (1/1) ... [2023-08-30 12:25:41,097 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:41" (1/1) ... [2023-08-30 12:25:41,141 INFO L138 Inliner]: procedures = 431, calls = 126, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 471 [2023-08-30 12:25:41,142 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:25:41,143 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:25:41,143 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:25:41,143 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:25:41,151 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:41" (1/1) ... [2023-08-30 12:25:41,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:41" (1/1) ... [2023-08-30 12:25:41,166 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:41" (1/1) ... [2023-08-30 12:25:41,167 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:41" (1/1) ... [2023-08-30 12:25:41,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:41" (1/1) ... [2023-08-30 12:25:41,190 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:41" (1/1) ... [2023-08-30 12:25:41,194 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:41" (1/1) ... [2023-08-30 12:25:41,197 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:41" (1/1) ... [2023-08-30 12:25:41,203 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:25:41,204 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:25:41,204 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:25:41,204 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:25:41,205 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:41" (1/1) ... [2023-08-30 12:25:41,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:25:41,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:25:41,240 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 12:25:41,246 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 12:25:41,269 INFO L130 BoogieDeclarations]: Found specification of procedure producer_routine [2023-08-30 12:25:41,269 INFO L138 BoogieDeclarations]: Found implementation of procedure producer_routine [2023-08-30 12:25:41,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:25:41,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:25:41,270 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 12:25:41,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 12:25:41,270 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-08-30 12:25:41,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:25:41,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-30 12:25:41,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:25:41,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:25:41,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 12:25:41,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:25:41,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-30 12:25:41,271 INFO L130 BoogieDeclarations]: Found specification of procedure consumer_routine [2023-08-30 12:25:41,271 INFO L138 BoogieDeclarations]: Found implementation of procedure consumer_routine [2023-08-30 12:25:41,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:25:41,273 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 12:25:41,524 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:25:41,527 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:25:42,608 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:25:42,620 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:25:42,620 INFO L302 CfgBuilder]: Removed 11 assume(true) statements. [2023-08-30 12:25:42,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:25:42 BoogieIcfgContainer [2023-08-30 12:25:42,623 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:25:42,627 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:25:42,627 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:25:42,631 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:25:42,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:25:39" (1/3) ... [2023-08-30 12:25:42,632 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d6b5871 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:25:42, skipping insertion in model container [2023-08-30 12:25:42,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:25:41" (2/3) ... [2023-08-30 12:25:42,633 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d6b5871 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:25:42, skipping insertion in model container [2023-08-30 12:25:42,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:25:42" (3/3) ... [2023-08-30 12:25:42,635 INFO L112 eAbstractionObserver]: Analyzing ICFG bounded_buffer.i [2023-08-30 12:25:42,643 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:25:42,651 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:25:42,652 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2023-08-30 12:25:42,652 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:25:42,810 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-30 12:25:42,816 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 12:25:42,822 INFO L158 Benchmark]: Toolchain (without parser) took 3073.20ms. Allocated memory was 83.9MB in the beginning and 102.8MB in the end (delta: 18.9MB). Free memory was 60.4MB in the beginning and 55.6MB in the end (delta: 4.8MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. [2023-08-30 12:25:42,824 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 62.9MB. Free memory was 40.9MB in the beginning and 40.8MB in the end (delta: 98.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:25:42,825 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1301.66ms. Allocated memory is still 83.9MB. Free memory was 60.2MB in the beginning and 36.5MB in the end (delta: 23.7MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2023-08-30 12:25:42,826 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.97ms. Allocated memory is still 83.9MB. Free memory was 36.1MB in the beginning and 31.5MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:25:42,830 INFO L158 Benchmark]: Boogie Preprocessor took 60.39ms. Allocated memory is still 83.9MB. Free memory was 31.5MB in the beginning and 51.0MB in the end (delta: -19.5MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2023-08-30 12:25:42,831 INFO L158 Benchmark]: RCFGBuilder took 1419.94ms. Allocated memory was 83.9MB in the beginning and 102.8MB in the end (delta: 18.9MB). Free memory was 50.5MB in the beginning and 64.7MB in the end (delta: -14.2MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. [2023-08-30 12:25:42,831 INFO L158 Benchmark]: TraceAbstraction took 193.10ms. Allocated memory is still 102.8MB. Free memory was 64.1MB in the beginning and 55.6MB in the end (delta: 8.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-08-30 12:25:42,841 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 62.9MB. Free memory was 40.9MB in the beginning and 40.8MB in the end (delta: 98.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1301.66ms. Allocated memory is still 83.9MB. Free memory was 60.2MB in the beginning and 36.5MB in the end (delta: 23.7MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.97ms. Allocated memory is still 83.9MB. Free memory was 36.1MB in the beginning and 31.5MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.39ms. Allocated memory is still 83.9MB. Free memory was 31.5MB in the beginning and 51.0MB in the end (delta: -19.5MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. * RCFGBuilder took 1419.94ms. Allocated memory was 83.9MB in the beginning and 102.8MB in the end (delta: 18.9MB). Free memory was 50.5MB in the beginning and 64.7MB in the end (delta: -14.2MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. * TraceAbstraction took 193.10ms. Allocated memory is still 102.8MB. Free memory was 64.1MB in the beginning and 55.6MB in the end (delta: 8.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:25:42,867 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