./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/weaver/parallel-ticket-4.wvr.c --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/weaver/parallel-ticket-4.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 57b9f50bcc1a62fff86b613ffbbe182d8b5828efa44efacd776b022a56af4d4d --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 09:13:59,108 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:13:59,110 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:13:59,132 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:13:59,133 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:13:59,134 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:13:59,135 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:13:59,161 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:13:59,163 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:13:59,164 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:13:59,165 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:13:59,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:13:59,166 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:13:59,168 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:13:59,171 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:13:59,175 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:13:59,177 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:13:59,178 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:13:59,179 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:13:59,181 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:13:59,187 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:13:59,190 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:13:59,190 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:13:59,191 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:13:59,194 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:13:59,194 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:13:59,195 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:13:59,195 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:13:59,196 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:13:59,197 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:13:59,197 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:13:59,198 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:13:59,198 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:13:59,199 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:13:59,200 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:13:59,200 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:13:59,201 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:13:59,201 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:13:59,201 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:13:59,202 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:13:59,203 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:13:59,208 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 09:13:59,249 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:13:59,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:13:59,250 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:13:59,250 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:13:59,251 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:13:59,252 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:13:59,252 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:13:59,252 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:13:59,253 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:13:59,253 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:13:59,254 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:13:59,254 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:13:59,254 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 09:13:59,254 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:13:59,254 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:13:59,255 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:13:59,255 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:13:59,255 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:13:59,255 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:13:59,255 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:13:59,256 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:13:59,256 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:13:59,256 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:13:59,256 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:13:59,256 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:13:59,257 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:13:59,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:13:59,257 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:13:59,257 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:13:59,257 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:13:59,258 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 09:13:59,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 09:13:59,258 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:13:59,258 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:13:59,259 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:13:59,259 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:13:59,259 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:13:59,259 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57b9f50bcc1a62fff86b613ffbbe182d8b5828efa44efacd776b022a56af4d4d Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:13:59,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:13:59,614 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:13:59,617 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:13:59,618 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:13:59,618 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:13:59,620 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-ticket-4.wvr.c [2023-08-29 09:14:00,724 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:14:00,936 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:14:00,937 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-4.wvr.c [2023-08-29 09:14:00,943 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0356566f/a9f4d7e3d0904d4da307f4087be42d7a/FLAG1fde27e09 [2023-08-29 09:14:01,285 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0356566f/a9f4d7e3d0904d4da307f4087be42d7a [2023-08-29 09:14:01,289 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:14:01,290 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:14:01,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:14:01,292 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:14:01,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:14:01,295 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:14:01" (1/1) ... [2023-08-29 09:14:01,297 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51e6d06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:01, skipping insertion in model container [2023-08-29 09:14:01,297 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:14:01" (1/1) ... [2023-08-29 09:14:01,303 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:14:01,327 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:14:01,474 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-4.wvr.c[3526,3539] [2023-08-29 09:14:01,476 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:14:01,484 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:14:01,511 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-4.wvr.c[3526,3539] [2023-08-29 09:14:01,513 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:14:01,522 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:14:01,523 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:14:01,528 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:14:01,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:01 WrapperNode [2023-08-29 09:14:01,529 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:14:01,530 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:14:01,530 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:14:01,530 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:14:01,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:01" (1/1) ... [2023-08-29 09:14:01,548 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:01" (1/1) ... [2023-08-29 09:14:01,584 INFO L138 Inliner]: procedures = 23, calls = 70, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 416 [2023-08-29 09:14:01,585 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:14:01,585 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:14:01,585 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:14:01,586 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:14:01,593 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:01" (1/1) ... [2023-08-29 09:14:01,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:01" (1/1) ... [2023-08-29 09:14:01,598 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:01" (1/1) ... [2023-08-29 09:14:01,599 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:01" (1/1) ... [2023-08-29 09:14:01,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:01" (1/1) ... [2023-08-29 09:14:01,611 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:01" (1/1) ... [2023-08-29 09:14:01,613 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:01" (1/1) ... [2023-08-29 09:14:01,615 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:01" (1/1) ... [2023-08-29 09:14:01,618 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:14:01,619 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:14:01,619 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:14:01,619 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:14:01,620 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:01" (1/1) ... [2023-08-29 09:14:01,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:14:01,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:14:01,664 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-29 09:14:01,682 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-29 09:14:01,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:14:01,711 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 09:14:01,711 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 09:14:01,711 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 09:14:01,711 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 09:14:01,712 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-29 09:14:01,712 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-29 09:14:01,712 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-29 09:14:01,712 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-29 09:14:01,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 09:14:01,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:14:01,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 09:14:01,713 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 09:14:01,713 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 09:14:01,713 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:14:01,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:14:01,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 09:14:01,713 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:14:01,715 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 09:14:01,828 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:14:01,830 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:14:02,458 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:14:02,698 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:14:02,698 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 09:14:02,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:14:02 BoogieIcfgContainer [2023-08-29 09:14:02,702 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:14:02,704 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:14:02,704 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:14:02,715 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:14:02,715 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:14:01" (1/3) ... [2023-08-29 09:14:02,716 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2df49e61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:14:02, skipping insertion in model container [2023-08-29 09:14:02,716 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:01" (2/3) ... [2023-08-29 09:14:02,717 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2df49e61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:14:02, skipping insertion in model container [2023-08-29 09:14:02,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:14:02" (3/3) ... [2023-08-29 09:14:02,718 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-ticket-4.wvr.c [2023-08-29 09:14:02,726 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:14:02,735 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:14:02,735 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 62 error locations. [2023-08-29 09:14:02,735 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:14:02,839 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-29 09:14:02,845 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-29 09:14:02,852 INFO L158 Benchmark]: Toolchain (without parser) took 1560.62ms. Allocated memory is still 86.0MB. Free memory was 64.2MB in the beginning and 49.0MB in the end (delta: 15.2MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2023-08-29 09:14:02,852 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 65.0MB. Free memory was 43.6MB in the beginning and 43.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:14:02,853 INFO L158 Benchmark]: CACSL2BoogieTranslator took 237.82ms. Allocated memory is still 86.0MB. Free memory was 63.9MB in the beginning and 51.6MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-29 09:14:02,854 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.89ms. Allocated memory is still 86.0MB. Free memory was 51.6MB in the beginning and 48.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:14:02,855 INFO L158 Benchmark]: Boogie Preprocessor took 32.78ms. Allocated memory is still 86.0MB. Free memory was 48.7MB in the beginning and 46.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:14:02,856 INFO L158 Benchmark]: RCFGBuilder took 1083.38ms. Allocated memory is still 86.0MB. Free memory was 46.4MB in the beginning and 37.0MB in the end (delta: 9.4MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2023-08-29 09:14:02,857 INFO L158 Benchmark]: TraceAbstraction took 146.10ms. Allocated memory is still 86.0MB. Free memory was 36.6MB in the beginning and 49.0MB in the end (delta: -12.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 09:14:02,865 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 65.0MB. Free memory was 43.6MB in the beginning and 43.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 237.82ms. Allocated memory is still 86.0MB. Free memory was 63.9MB in the beginning and 51.6MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.89ms. Allocated memory is still 86.0MB. Free memory was 51.6MB in the beginning and 48.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.78ms. Allocated memory is still 86.0MB. Free memory was 48.7MB in the beginning and 46.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1083.38ms. Allocated memory is still 86.0MB. Free memory was 46.4MB in the beginning and 37.0MB in the end (delta: 9.4MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. * TraceAbstraction took 146.10ms. Allocated memory is still 86.0MB. Free memory was 36.6MB in the beginning and 49.0MB in the end (delta: -12.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-29 09:14:02,892 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/weaver/parallel-ticket-4.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 57b9f50bcc1a62fff86b613ffbbe182d8b5828efa44efacd776b022a56af4d4d --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 09:14:04,738 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:14:04,740 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:14:04,764 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:14:04,765 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:14:04,766 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:14:04,767 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:14:04,769 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:14:04,770 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:14:04,771 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:14:04,772 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:14:04,773 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:14:04,773 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:14:04,774 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:14:04,775 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:14:04,776 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:14:04,777 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:14:04,778 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:14:04,779 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:14:04,781 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:14:04,782 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:14:04,783 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:14:04,784 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:14:04,785 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:14:04,789 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:14:04,789 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:14:04,789 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:14:04,790 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:14:04,791 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:14:04,792 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:14:04,792 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:14:04,793 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:14:04,794 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:14:04,794 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:14:04,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:14:04,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:14:04,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:14:04,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:14:04,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:14:04,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:14:04,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:14:04,799 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 09:14:04,820 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:14:04,820 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:14:04,821 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:14:04,821 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:14:04,822 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:14:04,822 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:14:04,822 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:14:04,823 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:14:04,823 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:14:04,823 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:14:04,823 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:14:04,824 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:14:04,824 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:14:04,824 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:14:04,825 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:14:04,825 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:14:04,825 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:14:04,825 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:14:04,825 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 09:14:04,826 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 09:14:04,826 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:14:04,826 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:14:04,826 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:14:04,826 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:14:04,827 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:14:04,827 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:14:04,827 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:14:04,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:14:04,828 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:14:04,828 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:14:04,828 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:14:04,828 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 09:14:04,829 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 09:14:04,829 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:14:04,829 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:14:04,829 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:14:04,829 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:14:04,830 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 09:14:04,830 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:14:04,830 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57b9f50bcc1a62fff86b613ffbbe182d8b5828efa44efacd776b022a56af4d4d Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:14:05,096 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:14:05,115 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:14:05,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:14:05,118 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:14:05,119 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:14:05,120 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-ticket-4.wvr.c [2023-08-29 09:14:06,227 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:14:06,449 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:14:06,450 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-4.wvr.c [2023-08-29 09:14:06,456 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b1a5483f/cbd70897722e42a39cc952463794fe0b/FLAGc70053895 [2023-08-29 09:14:06,467 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b1a5483f/cbd70897722e42a39cc952463794fe0b [2023-08-29 09:14:06,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:14:06,470 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:14:06,474 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:14:06,474 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:14:06,478 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:14:06,479 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:14:06" (1/1) ... [2023-08-29 09:14:06,480 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4efb1954 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:06, skipping insertion in model container [2023-08-29 09:14:06,482 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:14:06" (1/1) ... [2023-08-29 09:14:06,488 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:14:06,518 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:14:06,701 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-4.wvr.c[3526,3539] [2023-08-29 09:14:06,704 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:14:06,718 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:14:06,774 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-4.wvr.c[3526,3539] [2023-08-29 09:14:06,778 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:14:06,791 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:14:06,791 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:14:06,797 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:14:06,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:06 WrapperNode [2023-08-29 09:14:06,797 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:14:06,800 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:14:06,800 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:14:06,800 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:14:06,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:06" (1/1) ... [2023-08-29 09:14:06,829 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:06" (1/1) ... [2023-08-29 09:14:06,873 INFO L138 Inliner]: procedures = 25, calls = 70, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 409 [2023-08-29 09:14:06,879 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:14:06,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:14:06,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:14:06,880 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:14:06,888 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:06" (1/1) ... [2023-08-29 09:14:06,889 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:06" (1/1) ... [2023-08-29 09:14:06,897 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:06" (1/1) ... [2023-08-29 09:14:06,907 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:06" (1/1) ... [2023-08-29 09:14:06,917 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:06" (1/1) ... [2023-08-29 09:14:06,934 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:06" (1/1) ... [2023-08-29 09:14:06,936 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:06" (1/1) ... [2023-08-29 09:14:06,947 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:06" (1/1) ... [2023-08-29 09:14:06,950 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:14:06,951 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:14:06,951 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:14:06,951 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:14:06,952 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:06" (1/1) ... [2023-08-29 09:14:06,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:14:06,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:14:06,990 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-29 09:14:07,014 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-29 09:14:07,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:14:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 09:14:07,050 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 09:14:07,050 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 09:14:07,050 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 09:14:07,051 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-29 09:14:07,051 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-29 09:14:07,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 09:14:07,051 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-29 09:14:07,051 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-29 09:14:07,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:14:07,052 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 09:14:07,052 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 09:14:07,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 09:14:07,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:14:07,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:14:07,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:14:07,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 09:14:07,054 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 09:14:07,226 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:14:07,228 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:14:07,891 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:14:08,127 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:14:08,127 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 09:14:08,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:14:08 BoogieIcfgContainer [2023-08-29 09:14:08,131 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:14:08,133 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:14:08,134 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:14:08,136 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:14:08,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:14:06" (1/3) ... [2023-08-29 09:14:08,137 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1819df5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:14:08, skipping insertion in model container [2023-08-29 09:14:08,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:06" (2/3) ... [2023-08-29 09:14:08,138 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1819df5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:14:08, skipping insertion in model container [2023-08-29 09:14:08,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:14:08" (3/3) ... [2023-08-29 09:14:08,139 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-ticket-4.wvr.c [2023-08-29 09:14:08,147 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:14:08,156 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:14:08,156 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 62 error locations. [2023-08-29 09:14:08,156 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:14:08,234 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-29 09:14:08,240 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-29 09:14:08,245 INFO L158 Benchmark]: Toolchain (without parser) took 1774.06ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 54.5MB in the beginning and 66.8MB in the end (delta: -12.3MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. [2023-08-29 09:14:08,245 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 58.7MB. Free memory is still 36.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:14:08,246 INFO L158 Benchmark]: CACSL2BoogieTranslator took 323.72ms. Allocated memory is still 77.6MB. Free memory was 53.8MB in the beginning and 41.1MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-29 09:14:08,246 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.57ms. Allocated memory is still 77.6MB. Free memory was 40.9MB in the beginning and 38.2MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 09:14:08,247 INFO L158 Benchmark]: Boogie Preprocessor took 70.39ms. Allocated memory is still 77.6MB. Free memory was 38.2MB in the beginning and 35.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:14:08,248 INFO L158 Benchmark]: RCFGBuilder took 1179.68ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 35.7MB in the beginning and 50.0MB in the end (delta: -14.4MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2023-08-29 09:14:08,248 INFO L158 Benchmark]: TraceAbstraction took 109.94ms. Allocated memory is still 100.7MB. Free memory was 49.4MB in the beginning and 67.6MB in the end (delta: -18.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-29 09:14:08,251 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 58.7MB. Free memory is still 36.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 323.72ms. Allocated memory is still 77.6MB. Free memory was 53.8MB in the beginning and 41.1MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.57ms. Allocated memory is still 77.6MB. Free memory was 40.9MB in the beginning and 38.2MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.39ms. Allocated memory is still 77.6MB. Free memory was 38.2MB in the beginning and 35.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1179.68ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 35.7MB in the beginning and 50.0MB in the end (delta: -14.4MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. * TraceAbstraction took 109.94ms. Allocated memory is still 100.7MB. Free memory was 49.4MB in the beginning and 67.6MB in the end (delta: -18.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-29 09:14:08,277 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