./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/weaver/parallel-ticket-5.wvr.c --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/weaver/parallel-ticket-5.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 084d7ddce3c53222c6533ccae99969e854061e3b422eaf94457157515e3bd009 --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 02:04:00,247 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:04:00,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:04:00,273 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:04:00,273 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:04:00,274 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:04:00,275 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:04:00,277 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:04:00,278 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:04:00,279 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:04:00,280 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:04:00,282 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:04:00,283 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:04:00,287 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:04:00,288 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:04:00,292 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:04:00,293 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:04:00,294 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:04:00,296 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:04:00,298 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:04:00,301 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:04:00,304 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:04:00,305 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:04:00,307 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:04:00,310 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:04:00,313 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:04:00,313 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:04:00,315 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:04:00,316 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:04:00,317 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:04:00,318 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:04:00,319 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:04:00,320 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:04:00,321 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:04:00,321 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:04:00,322 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:04:00,323 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:04:00,323 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:04:00,323 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:04:00,324 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:04:00,324 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:04:00,326 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 02:04:00,363 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:04:00,363 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:04:00,364 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:04:00,365 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:04:00,365 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:04:00,366 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:04:00,366 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:04:00,367 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:04:00,367 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:04:00,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:04:00,368 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:04:00,368 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:04:00,368 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:04:00,369 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:04:00,369 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:04:00,369 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:04:00,369 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:04:00,370 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:04:00,370 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:04:00,370 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:04:00,370 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:04:00,371 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:04:00,371 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:04:00,371 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:04:00,371 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:04:00,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:04:00,372 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:04:00,372 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:04:00,372 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 02:04:00,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 02:04:00,373 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:04:00,373 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:04:00,373 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:04:00,374 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:04:00,374 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 084d7ddce3c53222c6533ccae99969e854061e3b422eaf94457157515e3bd009 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:04:00,702 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:04:00,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:04:00,731 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:04:00,732 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:04:00,732 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:04:00,733 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-ticket-5.wvr.c [2023-08-30 02:04:01,963 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:04:02,195 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:04:02,195 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-5.wvr.c [2023-08-30 02:04:02,201 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b1441469/44e23dedd8f54232b2fb90e786d92e4e/FLAGe80894016 [2023-08-30 02:04:02,213 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b1441469/44e23dedd8f54232b2fb90e786d92e4e [2023-08-30 02:04:02,215 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:04:02,216 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:04:02,217 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:04:02,218 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:04:02,222 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:04:02,223 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:04:02" (1/1) ... [2023-08-30 02:04:02,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@446db33e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:02, skipping insertion in model container [2023-08-30 02:04:02,224 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:04:02" (1/1) ... [2023-08-30 02:04:02,230 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:04:02,258 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:04:02,419 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-5.wvr.c[3963,3976] [2023-08-30 02:04:02,423 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:04:02,436 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:04:02,474 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-5.wvr.c[3963,3976] [2023-08-30 02:04:02,483 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:04:02,491 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:04:02,494 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:04:02,499 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:04:02,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:02 WrapperNode [2023-08-30 02:04:02,500 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:04:02,501 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:04:02,501 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:04:02,502 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:04:02,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:02" (1/1) ... [2023-08-30 02:04:02,530 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:02" (1/1) ... [2023-08-30 02:04:02,566 INFO L138 Inliner]: procedures = 24, calls = 85, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 247 [2023-08-30 02:04:02,566 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:04:02,567 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:04:02,567 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:04:02,568 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:04:02,575 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:02" (1/1) ... [2023-08-30 02:04:02,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:02" (1/1) ... [2023-08-30 02:04:02,588 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:02" (1/1) ... [2023-08-30 02:04:02,589 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:02" (1/1) ... [2023-08-30 02:04:02,597 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:02" (1/1) ... [2023-08-30 02:04:02,608 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:02" (1/1) ... [2023-08-30 02:04:02,610 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:02" (1/1) ... [2023-08-30 02:04:02,615 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:02" (1/1) ... [2023-08-30 02:04:02,617 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:04:02,619 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:04:02,619 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:04:02,620 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:04:02,621 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:02" (1/1) ... [2023-08-30 02:04:02,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:04:02,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:04:02,690 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 02:04:02,712 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 02:04:02,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:04:02,750 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 02:04:02,750 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 02:04:02,750 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 02:04:02,750 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 02:04:02,750 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 02:04:02,750 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 02:04:02,750 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-30 02:04:02,750 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-30 02:04:02,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 02:04:02,751 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-08-30 02:04:02,751 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-08-30 02:04:02,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:04:02,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 02:04:02,751 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 02:04:02,751 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 02:04:02,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:04:02,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:04:02,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 02:04:02,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:04:02,753 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 02:04:02,913 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:04:02,926 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:04:03,334 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:04:03,417 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:04:03,417 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 02:04:03,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:04:03 BoogieIcfgContainer [2023-08-30 02:04:03,424 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:04:03,426 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:04:03,426 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:04:03,428 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:04:03,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:04:02" (1/3) ... [2023-08-30 02:04:03,429 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7455c6b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:04:03, skipping insertion in model container [2023-08-30 02:04:03,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:02" (2/3) ... [2023-08-30 02:04:03,430 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7455c6b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:04:03, skipping insertion in model container [2023-08-30 02:04:03,430 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:04:03" (3/3) ... [2023-08-30 02:04:03,431 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-ticket-5.wvr.c [2023-08-30 02:04:03,443 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:04:03,443 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 22 error locations. [2023-08-30 02:04:03,443 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:04:03,517 INFO L144 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2023-08-30 02:04:03,523 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 02:04:03,528 INFO L158 Benchmark]: Toolchain (without parser) took 1311.11ms. Allocated memory is still 77.6MB. Free memory was 55.2MB in the beginning and 42.8MB in the end (delta: 12.4MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2023-08-30 02:04:03,530 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 58.7MB. Free memory is still 36.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:04:03,536 INFO L158 Benchmark]: CACSL2BoogieTranslator took 282.95ms. Allocated memory is still 77.6MB. Free memory was 54.8MB in the beginning and 43.2MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 02:04:03,536 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.20ms. Allocated memory is still 77.6MB. Free memory was 42.9MB in the beginning and 40.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:04:03,545 INFO L158 Benchmark]: Boogie Preprocessor took 50.86ms. Allocated memory is still 77.6MB. Free memory was 40.8MB in the beginning and 39.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:04:03,546 INFO L158 Benchmark]: RCFGBuilder took 805.28ms. Allocated memory is still 77.6MB. Free memory was 39.0MB in the beginning and 54.6MB in the end (delta: -15.6MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2023-08-30 02:04:03,547 INFO L158 Benchmark]: TraceAbstraction took 101.21ms. Allocated memory is still 77.6MB. Free memory was 54.2MB in the beginning and 42.8MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 02:04:03,550 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 is still 36.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 282.95ms. Allocated memory is still 77.6MB. Free memory was 54.8MB in the beginning and 43.2MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.20ms. Allocated memory is still 77.6MB. Free memory was 42.9MB in the beginning and 40.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.86ms. Allocated memory is still 77.6MB. Free memory was 40.8MB in the beginning and 39.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 805.28ms. Allocated memory is still 77.6MB. Free memory was 39.0MB in the beginning and 54.6MB in the end (delta: -15.6MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * TraceAbstraction took 101.21ms. Allocated memory is still 77.6MB. Free memory was 54.2MB in the beginning and 42.8MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 02:04:03,570 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/weaver/parallel-ticket-5.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 084d7ddce3c53222c6533ccae99969e854061e3b422eaf94457157515e3bd009 --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 02:04:05,470 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:04:05,472 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:04:05,513 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:04:05,515 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:04:05,518 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:04:05,520 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:04:05,522 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:04:05,526 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:04:05,531 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:04:05,532 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:04:05,533 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:04:05,533 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:04:05,535 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:04:05,536 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:04:05,540 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:04:05,541 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:04:05,541 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:04:05,542 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:04:05,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:04:05,544 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:04:05,558 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:04:05,559 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:04:05,560 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:04:05,564 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:04:05,569 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:04:05,569 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:04:05,570 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:04:05,571 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:04:05,572 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:04:05,572 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:04:05,575 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:04:05,576 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:04:05,578 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:04:05,578 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:04:05,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:04:05,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:04:05,580 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:04:05,580 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:04:05,581 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:04:05,582 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:04:05,583 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 02:04:05,612 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:04:05,612 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:04:05,613 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:04:05,614 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:04:05,614 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:04:05,615 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:04:05,616 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:04:05,616 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:04:05,616 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:04:05,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:04:05,617 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:04:05,617 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:04:05,618 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:04:05,618 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:04:05,618 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:04:05,618 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:04:05,618 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:04:05,619 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:04:05,619 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:04:05,619 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:04:05,619 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 02:04:05,619 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 02:04:05,619 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:04:05,620 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:04:05,620 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:04:05,620 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:04:05,620 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:04:05,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:04:05,621 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:04:05,621 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:04:05,621 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 02:04:05,621 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 02:04:05,622 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:04:05,622 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:04:05,622 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:04:05,622 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 02:04:05,622 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:04:05,623 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 084d7ddce3c53222c6533ccae99969e854061e3b422eaf94457157515e3bd009 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:04:05,918 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:04:05,938 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:04:05,941 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:04:05,941 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:04:05,942 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:04:05,943 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-ticket-5.wvr.c [2023-08-30 02:04:07,113 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:04:07,295 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:04:07,302 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-5.wvr.c [2023-08-30 02:04:07,307 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d82798db1/65f82809ed9447f78c40f770d388e40a/FLAG7a0019c60 [2023-08-30 02:04:07,320 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d82798db1/65f82809ed9447f78c40f770d388e40a [2023-08-30 02:04:07,322 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:04:07,325 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:04:07,326 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:04:07,326 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:04:07,331 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:04:07,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:04:07" (1/1) ... [2023-08-30 02:04:07,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2923c96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:07, skipping insertion in model container [2023-08-30 02:04:07,336 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:04:07" (1/1) ... [2023-08-30 02:04:07,342 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:04:07,369 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:04:07,584 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-5.wvr.c[3963,3976] [2023-08-30 02:04:07,595 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:04:07,611 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:04:07,653 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-5.wvr.c[3963,3976] [2023-08-30 02:04:07,658 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:04:07,671 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:04:07,672 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:04:07,678 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:04:07,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:07 WrapperNode [2023-08-30 02:04:07,679 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:04:07,680 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:04:07,680 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:04:07,680 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:04:07,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:07" (1/1) ... [2023-08-30 02:04:07,705 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:07" (1/1) ... [2023-08-30 02:04:07,737 INFO L138 Inliner]: procedures = 26, calls = 85, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 239 [2023-08-30 02:04:07,738 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:04:07,739 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:04:07,739 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:04:07,740 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:04:07,747 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:07" (1/1) ... [2023-08-30 02:04:07,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:07" (1/1) ... [2023-08-30 02:04:07,762 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:07" (1/1) ... [2023-08-30 02:04:07,764 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:07" (1/1) ... [2023-08-30 02:04:07,776 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:07" (1/1) ... [2023-08-30 02:04:07,785 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:07" (1/1) ... [2023-08-30 02:04:07,788 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:07" (1/1) ... [2023-08-30 02:04:07,793 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:07" (1/1) ... [2023-08-30 02:04:07,796 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:04:07,798 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:04:07,799 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:04:07,799 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:04:07,800 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:07" (1/1) ... [2023-08-30 02:04:07,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:04:07,815 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:04:07,830 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 02:04:07,855 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 02:04:07,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:04:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 02:04:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:04:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 02:04:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 02:04:07,870 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 02:04:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 02:04:07,870 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 02:04:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 02:04:07,870 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 02:04:07,870 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-30 02:04:07,871 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-30 02:04:07,871 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-08-30 02:04:07,871 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-08-30 02:04:07,871 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 02:04:07,871 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 02:04:07,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:04:07,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:04:07,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:04:07,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 02:04:07,873 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 02:04:08,051 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:04:08,053 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:04:08,467 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:04:08,570 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:04:08,571 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 02:04:08,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:04:08 BoogieIcfgContainer [2023-08-30 02:04:08,573 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:04:08,575 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:04:08,575 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:04:08,578 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:04:08,578 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:04:07" (1/3) ... [2023-08-30 02:04:08,578 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29c6a6d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:04:08, skipping insertion in model container [2023-08-30 02:04:08,579 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:07" (2/3) ... [2023-08-30 02:04:08,579 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29c6a6d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:04:08, skipping insertion in model container [2023-08-30 02:04:08,579 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:04:08" (3/3) ... [2023-08-30 02:04:08,580 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-ticket-5.wvr.c [2023-08-30 02:04:08,594 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:04:08,595 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 22 error locations. [2023-08-30 02:04:08,595 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:04:08,688 INFO L144 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2023-08-30 02:04:08,694 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 02:04:08,699 INFO L158 Benchmark]: Toolchain (without parser) took 1374.62ms. Allocated memory is still 79.7MB. Free memory was 60.3MB in the beginning and 40.6MB in the end (delta: 19.7MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2023-08-30 02:04:08,699 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 62.9MB. Free memory is still 40.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:04:08,700 INFO L158 Benchmark]: CACSL2BoogieTranslator took 353.23ms. Allocated memory is still 79.7MB. Free memory was 60.1MB in the beginning and 47.2MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 02:04:08,700 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.10ms. Allocated memory is still 79.7MB. Free memory was 47.2MB in the beginning and 45.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:04:08,701 INFO L158 Benchmark]: Boogie Preprocessor took 58.31ms. Allocated memory is still 79.7MB. Free memory was 45.1MB in the beginning and 43.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:04:08,701 INFO L158 Benchmark]: RCFGBuilder took 774.85ms. Allocated memory is still 79.7MB. Free memory was 43.2MB in the beginning and 55.7MB in the end (delta: -12.5MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2023-08-30 02:04:08,702 INFO L158 Benchmark]: TraceAbstraction took 122.59ms. Allocated memory is still 79.7MB. Free memory was 55.3MB in the beginning and 40.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 02:04:08,704 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 62.9MB. Free memory is still 40.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 353.23ms. Allocated memory is still 79.7MB. Free memory was 60.1MB in the beginning and 47.2MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.10ms. Allocated memory is still 79.7MB. Free memory was 47.2MB in the beginning and 45.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.31ms. Allocated memory is still 79.7MB. Free memory was 45.1MB in the beginning and 43.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 774.85ms. Allocated memory is still 79.7MB. Free memory was 43.2MB in the beginning and 55.7MB in the end (delta: -12.5MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * TraceAbstraction took 122.59ms. Allocated memory is still 79.7MB. Free memory was 55.3MB in the beginning and 40.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 02:04:08,717 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE