./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/weaver/parallel-ticket-3.wvr.c --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/weaver/parallel-ticket-3.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c947ca303cec71cbb6edeb9f866ed53067014e89778e5c242eb251405d7ab484 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 12:31:56,425 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:31:56,428 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:31:56,471 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:31:56,471 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:31:56,472 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:31:56,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:31:56,475 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:31:56,477 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:31:56,481 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:31:56,482 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:31:56,484 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:31:56,485 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:31:56,487 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:31:56,488 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:31:56,492 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:31:56,493 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:31:56,494 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:31:56,495 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:31:56,499 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:31:56,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:31:56,509 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:31:56,510 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:31:56,511 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:31:56,516 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:31:56,519 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:31:56,520 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:31:56,521 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:31:56,522 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:31:56,523 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:31:56,523 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:31:56,525 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:31:56,531 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:31:56,532 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:31:56,533 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:31:56,533 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:31:56,534 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:31:56,534 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:31:56,534 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:31:56,535 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:31:56,535 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:31:56,537 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:31:56,571 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:31:56,571 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:31:56,572 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:31:56,573 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:31:56,574 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:31:56,574 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:31:56,574 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:31:56,574 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:31:56,575 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:31:56,575 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:31:56,576 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:31:56,576 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:31:56,576 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:31:56,576 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:31:56,577 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:31:56,577 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:31:56,577 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:31:56,577 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:31:56,577 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:31:56,578 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:31:56,578 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:31:56,578 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:31:56,578 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:31:56,578 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:31:56,579 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:31:56,579 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:31:56,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:31:56,579 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:31:56,579 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:31:56,580 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:31:56,580 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:31:56,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:31:56,580 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:31:56,580 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:31:56,581 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:31:56,581 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:31:56,581 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:31:56,581 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c947ca303cec71cbb6edeb9f866ed53067014e89778e5c242eb251405d7ab484 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:31:56,865 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:31:56,888 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:31:56,890 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:31:56,891 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:31:56,892 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:31:56,894 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-ticket-3.wvr.c [2023-08-30 12:31:58,031 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:31:58,266 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:31:58,267 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-3.wvr.c [2023-08-30 12:31:58,272 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/311e75743/8f76180534ad479abc0c810ae8fde1fe/FLAG9a20425b8 [2023-08-30 12:31:58,287 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/311e75743/8f76180534ad479abc0c810ae8fde1fe [2023-08-30 12:31:58,289 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:31:58,290 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:31:58,292 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:31:58,293 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:31:58,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:31:58,295 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:31:58" (1/1) ... [2023-08-30 12:31:58,296 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@116b941f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:58, skipping insertion in model container [2023-08-30 12:31:58,296 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:31:58" (1/1) ... [2023-08-30 12:31:58,301 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:31:58,319 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:31:58,440 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-3.wvr.c[3089,3102] [2023-08-30 12:31:58,442 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:31:58,450 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:31:58,469 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-3.wvr.c[3089,3102] [2023-08-30 12:31:58,470 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:31:58,476 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:31:58,477 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:31:58,482 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:31:58,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:58 WrapperNode [2023-08-30 12:31:58,483 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:31:58,484 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:31:58,484 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:31:58,484 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:31:58,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:58" (1/1) ... [2023-08-30 12:31:58,496 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:58" (1/1) ... [2023-08-30 12:31:58,518 INFO L138 Inliner]: procedures = 22, calls = 55, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 177 [2023-08-30 12:31:58,518 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:31:58,519 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:31:58,519 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:31:58,519 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:31:58,527 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:58" (1/1) ... [2023-08-30 12:31:58,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:58" (1/1) ... [2023-08-30 12:31:58,539 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:58" (1/1) ... [2023-08-30 12:31:58,541 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:58" (1/1) ... [2023-08-30 12:31:58,551 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:58" (1/1) ... [2023-08-30 12:31:58,552 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:58" (1/1) ... [2023-08-30 12:31:58,553 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:58" (1/1) ... [2023-08-30 12:31:58,554 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:58" (1/1) ... [2023-08-30 12:31:58,556 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:31:58,557 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:31:58,557 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:31:58,557 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:31:58,558 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:58" (1/1) ... [2023-08-30 12:31:58,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:31:58,577 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:31:58,586 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 12:31:58,595 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 12:31:58,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:31:58,632 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 12:31:58,633 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 12:31:58,633 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 12:31:58,633 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 12:31:58,633 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 12:31:58,633 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 12:31:58,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:31:58,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:31:58,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:31:58,633 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:31:58,634 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:31:58,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:31:58,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:31:58,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 12:31:58,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:31:58,648 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 12:31:58,742 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:31:58,743 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:31:58,989 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:31:59,160 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:31:59,160 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:31:59,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:31:59 BoogieIcfgContainer [2023-08-30 12:31:59,162 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:31:59,181 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:31:59,181 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:31:59,184 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:31:59,184 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:31:58" (1/3) ... [2023-08-30 12:31:59,185 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@622fed87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:31:59, skipping insertion in model container [2023-08-30 12:31:59,185 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:58" (2/3) ... [2023-08-30 12:31:59,185 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@622fed87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:31:59, skipping insertion in model container [2023-08-30 12:31:59,185 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:31:59" (3/3) ... [2023-08-30 12:31:59,186 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-ticket-3.wvr.c [2023-08-30 12:31:59,193 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:31:59,203 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:31:59,203 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2023-08-30 12:31:59,203 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:31:59,305 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-30 12:31:59,311 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 12:31:59,316 INFO L158 Benchmark]: Toolchain (without parser) took 1025.02ms. Allocated memory is still 71.3MB. Free memory was 49.6MB in the beginning and 40.1MB in the end (delta: 9.5MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2023-08-30 12:31:59,317 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 58.7MB. Free memory was 36.7MB in the beginning and 36.6MB in the end (delta: 57.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:31:59,318 INFO L158 Benchmark]: CACSL2BoogieTranslator took 190.73ms. Allocated memory is still 71.3MB. Free memory was 49.4MB in the beginning and 38.4MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:31:59,318 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.49ms. Allocated memory is still 71.3MB. Free memory was 38.2MB in the beginning and 36.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:31:59,319 INFO L158 Benchmark]: Boogie Preprocessor took 37.43ms. Allocated memory is still 71.3MB. Free memory was 36.2MB in the beginning and 34.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:31:59,320 INFO L158 Benchmark]: RCFGBuilder took 605.08ms. Allocated memory is still 71.3MB. Free memory was 34.8MB in the beginning and 29.1MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 12:31:59,321 INFO L158 Benchmark]: TraceAbstraction took 133.49ms. Allocated memory is still 71.3MB. Free memory was 50.0MB in the beginning and 40.1MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 12:31:59,333 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 58.7MB. Free memory was 36.7MB in the beginning and 36.6MB in the end (delta: 57.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 190.73ms. Allocated memory is still 71.3MB. Free memory was 49.4MB in the beginning and 38.4MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.49ms. Allocated memory is still 71.3MB. Free memory was 38.2MB in the beginning and 36.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.43ms. Allocated memory is still 71.3MB. Free memory was 36.2MB in the beginning and 34.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 605.08ms. Allocated memory is still 71.3MB. Free memory was 34.8MB in the beginning and 29.1MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * TraceAbstraction took 133.49ms. Allocated memory is still 71.3MB. Free memory was 50.0MB in the beginning and 40.1MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:31:59,357 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-3.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c947ca303cec71cbb6edeb9f866ed53067014e89778e5c242eb251405d7ab484 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 12:32:01,338 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:32:01,340 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:32:01,381 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:32:01,383 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:32:01,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:32:01,388 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:32:01,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:32:01,393 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:32:01,398 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:32:01,398 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:32:01,401 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:32:01,401 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:32:01,403 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:32:01,404 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:32:01,409 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:32:01,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:32:01,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:32:01,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:32:01,417 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:32:01,418 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:32:01,425 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:32:01,426 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:32:01,427 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:32:01,434 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:32:01,434 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:32:01,434 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:32:01,436 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:32:01,436 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:32:01,438 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:32:01,438 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:32:01,443 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:32:01,445 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:32:01,446 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:32:01,446 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:32:01,447 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:32:01,447 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:32:01,448 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:32:01,448 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:32:01,448 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:32:01,449 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:32:01,451 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:32:01,484 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:32:01,484 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:32:01,485 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:32:01,485 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:32:01,486 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:32:01,486 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:32:01,487 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:32:01,487 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:32:01,487 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:32:01,487 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:32:01,488 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:32:01,488 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:32:01,489 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:32:01,489 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:32:01,489 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:32:01,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:32:01,489 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:32:01,490 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:32:01,490 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:32:01,490 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:32:01,490 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:32:01,490 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:32:01,490 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:32:01,491 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:32:01,491 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:32:01,491 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:32:01,491 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:32:01,491 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:32:01,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:32:01,492 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:32:01,492 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:32:01,492 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:32:01,493 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:32:01,493 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:32:01,493 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:32:01,493 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:32:01,493 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:32:01,494 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:32:01,494 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:32:01,494 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:32:01,494 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c947ca303cec71cbb6edeb9f866ed53067014e89778e5c242eb251405d7ab484 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:32:01,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:32:01,812 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:32:01,815 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:32:01,816 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:32:01,816 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:32:01,818 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-ticket-3.wvr.c [2023-08-30 12:32:02,959 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:32:03,174 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:32:03,175 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-3.wvr.c [2023-08-30 12:32:03,181 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63545e78e/84fd3c6467694d7d9183c4510f56e6bd/FLAG114853345 [2023-08-30 12:32:03,196 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63545e78e/84fd3c6467694d7d9183c4510f56e6bd [2023-08-30 12:32:03,199 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:32:03,200 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:32:03,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:32:03,203 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:32:03,205 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:32:03,206 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:32:03" (1/1) ... [2023-08-30 12:32:03,207 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59956c68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:03, skipping insertion in model container [2023-08-30 12:32:03,207 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:32:03" (1/1) ... [2023-08-30 12:32:03,213 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:32:03,236 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:32:03,412 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-3.wvr.c[3089,3102] [2023-08-30 12:32:03,416 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:32:03,432 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:32:03,468 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-3.wvr.c[3089,3102] [2023-08-30 12:32:03,473 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:32:03,483 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:32:03,483 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:32:03,489 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:32:03,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:03 WrapperNode [2023-08-30 12:32:03,490 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:32:03,491 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:32:03,491 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:32:03,491 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:32:03,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:03" (1/1) ... [2023-08-30 12:32:03,517 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:03" (1/1) ... [2023-08-30 12:32:03,546 INFO L138 Inliner]: procedures = 24, calls = 55, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 171 [2023-08-30 12:32:03,547 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:32:03,548 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:32:03,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:32:03,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:32:03,556 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:03" (1/1) ... [2023-08-30 12:32:03,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:03" (1/1) ... [2023-08-30 12:32:03,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:03" (1/1) ... [2023-08-30 12:32:03,569 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:03" (1/1) ... [2023-08-30 12:32:03,579 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:03" (1/1) ... [2023-08-30 12:32:03,580 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:03" (1/1) ... [2023-08-30 12:32:03,582 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:03" (1/1) ... [2023-08-30 12:32:03,583 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:03" (1/1) ... [2023-08-30 12:32:03,585 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:32:03,586 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:32:03,586 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:32:03,586 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:32:03,587 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:03" (1/1) ... [2023-08-30 12:32:03,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:32:03,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:32:03,621 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 12:32:03,630 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 12:32:03,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:32:03,662 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 12:32:03,663 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 12:32:03,663 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 12:32:03,663 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 12:32:03,663 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 12:32:03,663 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 12:32:03,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:32:03,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:32:03,664 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:32:03,664 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:32:03,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 12:32:03,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:32:03,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:32:03,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:32:03,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:32:03,666 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 12:32:03,752 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:32:03,754 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:32:04,019 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:32:04,129 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:32:04,129 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:32:04,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:32:04 BoogieIcfgContainer [2023-08-30 12:32:04,132 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:32:04,133 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:32:04,133 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:32:04,136 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:32:04,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:32:03" (1/3) ... [2023-08-30 12:32:04,137 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7094a736 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:32:04, skipping insertion in model container [2023-08-30 12:32:04,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:03" (2/3) ... [2023-08-30 12:32:04,137 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7094a736 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:32:04, skipping insertion in model container [2023-08-30 12:32:04,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:32:04" (3/3) ... [2023-08-30 12:32:04,138 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-ticket-3.wvr.c [2023-08-30 12:32:04,145 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:32:04,153 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:32:04,153 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2023-08-30 12:32:04,153 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:32:04,274 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-30 12:32:04,280 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 12:32:04,285 INFO L158 Benchmark]: Toolchain (without parser) took 1084.46ms. Allocated memory is still 86.0MB. Free memory was 63.3MB in the beginning and 61.7MB in the end (delta: 1.6MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. [2023-08-30 12:32:04,286 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 65.0MB. Free memory is still 43.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:32:04,286 INFO L158 Benchmark]: CACSL2BoogieTranslator took 287.49ms. Allocated memory is still 86.0MB. Free memory was 63.1MB in the beginning and 51.4MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:32:04,287 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.65ms. Allocated memory is still 86.0MB. Free memory was 51.4MB in the beginning and 49.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:32:04,288 INFO L158 Benchmark]: Boogie Preprocessor took 37.46ms. Allocated memory is still 86.0MB. Free memory was 49.3MB in the beginning and 47.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:32:04,288 INFO L158 Benchmark]: RCFGBuilder took 546.08ms. Allocated memory is still 86.0MB. Free memory was 47.8MB in the beginning and 39.2MB in the end (delta: 8.7MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2023-08-30 12:32:04,289 INFO L158 Benchmark]: TraceAbstraction took 150.67ms. Allocated memory is still 86.0MB. Free memory was 38.5MB in the beginning and 61.7MB in the end (delta: -23.2MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2023-08-30 12:32:04,296 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 is still 43.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 287.49ms. Allocated memory is still 86.0MB. Free memory was 63.1MB in the beginning and 51.4MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.65ms. Allocated memory is still 86.0MB. Free memory was 51.4MB in the beginning and 49.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.46ms. Allocated memory is still 86.0MB. Free memory was 49.3MB in the beginning and 47.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 546.08ms. Allocated memory is still 86.0MB. Free memory was 47.8MB in the beginning and 39.2MB in the end (delta: 8.7MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. * TraceAbstraction took 150.67ms. Allocated memory is still 86.0MB. Free memory was 38.5MB in the beginning and 61.7MB in the end (delta: -23.2MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:32:04,324 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