./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-deagle/circular_buffer_ok.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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-deagle/circular_buffer_ok.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8fcb457b1bed8494a9a3b58e82500f367f4337ac38b5a41a5dad0da896f97e40 --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 22:36:07,483 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:36:07,485 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:36:07,516 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:36:07,517 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:36:07,518 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:36:07,520 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:36:07,521 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:36:07,523 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:36:07,523 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:36:07,524 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:36:07,525 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:36:07,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:36:07,527 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:36:07,528 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:36:07,529 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:36:07,530 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:36:07,531 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:36:07,532 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:36:07,534 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:36:07,536 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:36:07,537 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:36:07,538 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:36:07,539 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:36:07,542 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:36:07,543 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:36:07,543 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:36:07,544 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:36:07,545 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:36:07,546 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:36:07,546 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:36:07,547 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:36:07,548 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:36:07,548 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:36:07,549 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:36:07,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:36:07,550 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:36:07,550 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:36:07,551 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:36:07,551 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:36:07,552 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:36:07,557 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:36:07,588 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:36:07,588 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:36:07,590 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:36:07,590 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:36:07,591 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:36:07,591 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:36:07,592 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:36:07,592 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:36:07,592 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:36:07,592 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:36:07,593 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:36:07,593 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:36:07,594 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:36:07,594 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:36:07,594 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:36:07,594 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:36:07,594 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:36:07,595 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:36:07,595 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:36:07,595 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:36:07,595 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:36:07,595 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:36:07,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:36:07,596 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:36:07,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:36:07,596 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:36:07,596 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:36:07,597 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:36:07,597 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:36:07,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:36:07,597 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:36:07,597 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:36:07,598 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:36:07,598 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:36:07,598 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:36:07,598 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fcb457b1bed8494a9a3b58e82500f367f4337ac38b5a41a5dad0da896f97e40 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:36:07,911 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:36:07,931 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:36:07,934 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:36:07,934 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:36:07,935 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:36:07,936 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-deagle/circular_buffer_ok.i [2023-08-30 22:36:09,129 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:36:09,404 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:36:09,405 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/circular_buffer_ok.i [2023-08-30 22:36:09,415 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de3220742/834a6b609d324cbeb2be7497a892b5e6/FLAG17bc5d9d0 [2023-08-30 22:36:09,429 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de3220742/834a6b609d324cbeb2be7497a892b5e6 [2023-08-30 22:36:09,431 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:36:09,432 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:36:09,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:36:09,436 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:36:09,439 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:36:09,440 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:36:09" (1/1) ... [2023-08-30 22:36:09,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41b62619 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:36:09, skipping insertion in model container [2023-08-30 22:36:09,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:36:09" (1/1) ... [2023-08-30 22:36:09,450 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:36:09,497 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:36:09,790 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-deagle/circular_buffer_ok.i[30451,30464] [2023-08-30 22:36:09,798 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-deagle/circular_buffer_ok.i[30681,30694] [2023-08-30 22:36:09,805 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-deagle/circular_buffer_ok.i[30979,30992] [2023-08-30 22:36:09,811 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:36:09,820 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:36:09,851 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-deagle/circular_buffer_ok.i[30451,30464] [2023-08-30 22:36:09,853 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-deagle/circular_buffer_ok.i[30681,30694] [2023-08-30 22:36:09,854 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-deagle/circular_buffer_ok.i[30979,30992] [2023-08-30 22:36:09,858 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:36:09,906 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:36:09,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:36:09 WrapperNode [2023-08-30 22:36:09,907 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:36:09,908 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:36:09,908 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:36:09,908 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:36:09,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:36:09" (1/1) ... [2023-08-30 22:36:09,948 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:36:09" (1/1) ... [2023-08-30 22:36:09,978 INFO L138 Inliner]: procedures = 168, calls = 36, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 142 [2023-08-30 22:36:09,979 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:36:09,980 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:36:09,980 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:36:09,981 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:36:09,989 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:36:09" (1/1) ... [2023-08-30 22:36:09,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:36:09" (1/1) ... [2023-08-30 22:36:10,009 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:36:09" (1/1) ... [2023-08-30 22:36:10,009 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:36:09" (1/1) ... [2023-08-30 22:36:10,016 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:36:09" (1/1) ... [2023-08-30 22:36:10,028 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:36:09" (1/1) ... [2023-08-30 22:36:10,030 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:36:09" (1/1) ... [2023-08-30 22:36:10,031 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:36:09" (1/1) ... [2023-08-30 22:36:10,034 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:36:10,044 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:36:10,044 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:36:10,044 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:36:10,045 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:36:09" (1/1) ... [2023-08-30 22:36:10,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:36:10,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:36:10,077 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 22:36:10,099 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 22:36:10,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 22:36:10,113 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-08-30 22:36:10,113 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-08-30 22:36:10,114 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-08-30 22:36:10,114 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-08-30 22:36:10,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:36:10,114 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 22:36:10,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:36:10,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:36:10,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:36:10,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-08-30 22:36:10,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:36:10,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:36:10,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:36:10,117 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 22:36:10,304 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:36:10,308 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:36:10,522 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:36:10,529 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:36:10,529 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-08-30 22:36:10,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:36:10 BoogieIcfgContainer [2023-08-30 22:36:10,531 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:36:10,533 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:36:10,533 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:36:10,536 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:36:10,536 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:36:09" (1/3) ... [2023-08-30 22:36:10,537 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ba20d76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:36:10, skipping insertion in model container [2023-08-30 22:36:10,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:36:09" (2/3) ... [2023-08-30 22:36:10,537 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ba20d76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:36:10, skipping insertion in model container [2023-08-30 22:36:10,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:36:10" (3/3) ... [2023-08-30 22:36:10,539 INFO L112 eAbstractionObserver]: Analyzing ICFG circular_buffer_ok.i [2023-08-30 22:36:10,558 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:36:10,566 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:36:10,570 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-08-30 22:36:10,571 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:36:10,722 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-30 22:36:10,735 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 22:36:10,738 INFO L158 Benchmark]: Toolchain (without parser) took 1304.79ms. Allocated memory is still 77.6MB. Free memory was 53.9MB in the beginning and 49.8MB in the end (delta: 4.1MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2023-08-30 22:36:10,738 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 60.8MB. Free memory is still 38.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:36:10,739 INFO L158 Benchmark]: CACSL2BoogieTranslator took 471.75ms. Allocated memory is still 77.6MB. Free memory was 53.7MB in the beginning and 55.6MB in the end (delta: -1.9MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2023-08-30 22:36:10,740 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.91ms. Allocated memory is still 77.6MB. Free memory was 55.6MB in the beginning and 53.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:36:10,740 INFO L158 Benchmark]: Boogie Preprocessor took 56.41ms. Allocated memory is still 77.6MB. Free memory was 53.1MB in the beginning and 51.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:36:10,741 INFO L158 Benchmark]: RCFGBuilder took 487.99ms. Allocated memory is still 77.6MB. Free memory was 51.4MB in the beginning and 34.1MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-30 22:36:10,741 INFO L158 Benchmark]: TraceAbstraction took 203.46ms. Allocated memory is still 77.6MB. Free memory was 33.4MB in the beginning and 49.8MB in the end (delta: -16.4MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2023-08-30 22:36:10,744 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 60.8MB. Free memory is still 38.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 471.75ms. Allocated memory is still 77.6MB. Free memory was 53.7MB in the beginning and 55.6MB in the end (delta: -1.9MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.91ms. Allocated memory is still 77.6MB. Free memory was 55.6MB in the beginning and 53.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.41ms. Allocated memory is still 77.6MB. Free memory was 53.1MB in the beginning and 51.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 487.99ms. Allocated memory is still 77.6MB. Free memory was 51.4MB in the beginning and 34.1MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 203.46ms. Allocated memory is still 77.6MB. Free memory was 33.4MB in the beginning and 49.8MB in the end (delta: -16.4MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:36:10,761 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-deagle/circular_buffer_ok.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8fcb457b1bed8494a9a3b58e82500f367f4337ac38b5a41a5dad0da896f97e40 --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 22:36:12,671 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:36:12,673 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:36:12,717 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:36:12,718 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:36:12,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:36:12,722 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:36:12,725 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:36:12,727 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:36:12,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:36:12,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:36:12,735 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:36:12,735 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:36:12,737 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:36:12,738 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:36:12,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:36:12,744 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:36:12,745 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:36:12,747 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:36:12,750 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:36:12,761 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:36:12,762 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:36:12,763 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:36:12,764 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:36:12,771 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:36:12,772 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:36:12,772 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:36:12,773 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:36:12,774 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:36:12,775 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:36:12,775 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:36:12,778 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:36:12,780 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:36:12,781 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:36:12,782 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:36:12,783 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:36:12,783 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:36:12,783 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:36:12,784 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:36:12,784 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:36:12,785 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:36:12,786 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:36:12,819 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:36:12,820 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:36:12,821 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:36:12,821 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:36:12,822 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:36:12,822 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:36:12,822 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:36:12,822 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:36:12,823 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:36:12,823 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:36:12,824 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:36:12,824 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:36:12,824 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:36:12,824 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:36:12,824 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:36:12,825 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:36:12,825 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:36:12,825 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:36:12,825 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:36:12,825 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:36:12,825 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:36:12,826 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:36:12,826 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:36:12,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:36:12,826 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:36:12,827 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:36:12,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:36:12,827 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:36:12,827 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:36:12,827 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:36:12,827 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:36:12,828 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:36:12,828 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:36:12,828 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:36:12,828 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:36:12,829 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:36:12,829 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:36:12,829 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:36:12,829 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fcb457b1bed8494a9a3b58e82500f367f4337ac38b5a41a5dad0da896f97e40 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:36:13,145 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:36:13,162 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:36:13,164 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:36:13,165 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:36:13,166 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:36:13,167 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-deagle/circular_buffer_ok.i [2023-08-30 22:36:14,291 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:36:14,504 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:36:14,505 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/circular_buffer_ok.i [2023-08-30 22:36:14,514 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/290e6c9a2/4c7f8f299b9f484db598181fb8c222fb/FLAGc49fc0b80 [2023-08-30 22:36:14,526 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/290e6c9a2/4c7f8f299b9f484db598181fb8c222fb [2023-08-30 22:36:14,528 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:36:14,529 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:36:14,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:36:14,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:36:14,534 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:36:14,535 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:36:14" (1/1) ... [2023-08-30 22:36:14,536 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@472c8674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:36:14, skipping insertion in model container [2023-08-30 22:36:14,536 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:36:14" (1/1) ... [2023-08-30 22:36:14,541 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:36:14,587 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:36:14,796 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-deagle/circular_buffer_ok.i[30451,30464] [2023-08-30 22:36:14,801 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-deagle/circular_buffer_ok.i[30681,30694] [2023-08-30 22:36:14,805 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-deagle/circular_buffer_ok.i[30979,30992] [2023-08-30 22:36:14,810 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:36:14,822 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:36:14,882 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-deagle/circular_buffer_ok.i[30451,30464] [2023-08-30 22:36:14,883 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-deagle/circular_buffer_ok.i[30681,30694] [2023-08-30 22:36:14,886 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-deagle/circular_buffer_ok.i[30979,30992] [2023-08-30 22:36:14,890 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:36:14,932 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:36:14,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:36:14 WrapperNode [2023-08-30 22:36:14,933 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:36:14,934 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:36:14,934 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:36:14,934 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:36:14,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:36:14" (1/1) ... [2023-08-30 22:36:14,970 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:36:14" (1/1) ... [2023-08-30 22:36:14,997 INFO L138 Inliner]: procedures = 175, calls = 36, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 141 [2023-08-30 22:36:14,997 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:36:14,998 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:36:14,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:36:14,998 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:36:15,005 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:36:14" (1/1) ... [2023-08-30 22:36:15,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:36:14" (1/1) ... [2023-08-30 22:36:15,023 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:36:14" (1/1) ... [2023-08-30 22:36:15,023 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:36:14" (1/1) ... [2023-08-30 22:36:15,030 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:36:14" (1/1) ... [2023-08-30 22:36:15,043 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:36:14" (1/1) ... [2023-08-30 22:36:15,047 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:36:14" (1/1) ... [2023-08-30 22:36:15,053 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:36:14" (1/1) ... [2023-08-30 22:36:15,057 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:36:15,058 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:36:15,058 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:36:15,058 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:36:15,058 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:36:14" (1/1) ... [2023-08-30 22:36:15,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:36:15,072 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:36:15,086 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 22:36:15,107 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 22:36:15,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-08-30 22:36:15,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 22:36:15,121 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-08-30 22:36:15,121 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-08-30 22:36:15,121 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-08-30 22:36:15,121 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-08-30 22:36:15,122 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 22:36:15,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:36:15,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:36:15,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-08-30 22:36:15,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:36:15,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:36:15,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-08-30 22:36:15,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-08-30 22:36:15,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:36:15,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 22:36:15,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:36:15,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:36:15,125 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 22:36:15,295 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:36:15,297 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:36:15,591 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:36:15,598 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:36:15,598 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-08-30 22:36:15,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:36:15 BoogieIcfgContainer [2023-08-30 22:36:15,600 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:36:15,602 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:36:15,602 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:36:15,604 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:36:15,604 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:36:14" (1/3) ... [2023-08-30 22:36:15,605 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dffeba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:36:15, skipping insertion in model container [2023-08-30 22:36:15,605 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:36:14" (2/3) ... [2023-08-30 22:36:15,605 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dffeba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:36:15, skipping insertion in model container [2023-08-30 22:36:15,606 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:36:15" (3/3) ... [2023-08-30 22:36:15,606 INFO L112 eAbstractionObserver]: Analyzing ICFG circular_buffer_ok.i [2023-08-30 22:36:15,613 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:36:15,620 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:36:15,621 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-08-30 22:36:15,621 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:36:15,700 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-30 22:36:15,705 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 22:36:15,711 INFO L158 Benchmark]: Toolchain (without parser) took 1180.79ms. Allocated memory is still 77.6MB. Free memory was 54.4MB in the beginning and 37.1MB in the end (delta: 17.3MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2023-08-30 22:36:15,711 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory is still 38.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:36:15,712 INFO L158 Benchmark]: CACSL2BoogieTranslator took 401.48ms. Allocated memory is still 77.6MB. Free memory was 54.2MB in the beginning and 50.9MB in the end (delta: 3.3MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2023-08-30 22:36:15,713 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.97ms. Allocated memory is still 77.6MB. Free memory was 50.9MB in the beginning and 48.5MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 22:36:15,714 INFO L158 Benchmark]: Boogie Preprocessor took 59.02ms. Allocated memory is still 77.6MB. Free memory was 48.5MB in the beginning and 46.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:36:15,714 INFO L158 Benchmark]: RCFGBuilder took 542.68ms. Allocated memory is still 77.6MB. Free memory was 46.1MB in the beginning and 48.9MB in the end (delta: -2.8MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2023-08-30 22:36:15,716 INFO L158 Benchmark]: TraceAbstraction took 107.52ms. Allocated memory is still 77.6MB. Free memory was 48.5MB in the beginning and 37.3MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 22:36:15,722 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory is still 38.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 401.48ms. Allocated memory is still 77.6MB. Free memory was 54.2MB in the beginning and 50.9MB in the end (delta: 3.3MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.97ms. Allocated memory is still 77.6MB. Free memory was 50.9MB in the beginning and 48.5MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.02ms. Allocated memory is still 77.6MB. Free memory was 48.5MB in the beginning and 46.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 542.68ms. Allocated memory is still 77.6MB. Free memory was 46.1MB in the beginning and 48.9MB in the end (delta: -2.8MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * TraceAbstraction took 107.52ms. Allocated memory is still 77.6MB. Free memory was 48.5MB in the beginning and 37.3MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. 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 22:36:15,737 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