./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-3.i --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/pthread-C-DAC/pthread-demo-datarace-3.i -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 44de34ccc7195f8ba562241ad79de4cb2add35f6ad2c59de465184820d6f6382 --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 01:58:20,331 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:58:20,333 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:58:20,364 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:58:20,365 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:58:20,367 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:58:20,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:58:20,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:58:20,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:58:20,375 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:58:20,376 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:58:20,378 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:58:20,378 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:58:20,379 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:58:20,380 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:58:20,382 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:58:20,383 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:58:20,384 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:58:20,387 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:58:20,390 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:58:20,391 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:58:20,399 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:58:20,400 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:58:20,400 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:58:20,407 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:58:20,407 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:58:20,407 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:58:20,409 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:58:20,409 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:58:20,410 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:58:20,410 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:58:20,411 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:58:20,413 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:58:20,413 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:58:20,414 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:58:20,414 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:58:20,415 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:58:20,415 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:58:20,415 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:58:20,415 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:58:20,416 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:58:20,417 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:58:20,442 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:58:20,443 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:58:20,443 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:58:20,444 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:58:20,444 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:58:20,444 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:58:20,445 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:58:20,445 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:58:20,445 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:58:20,445 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:58:20,446 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:58:20,446 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:58:20,446 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:58:20,446 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:58:20,446 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:58:20,447 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:58:20,447 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:58:20,447 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:58:20,447 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:58:20,447 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:58:20,447 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:58:20,447 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:58:20,448 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:58:20,448 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:58:20,448 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:58:20,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:58:20,448 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:58:20,448 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:58:20,449 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:58:20,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:58:20,449 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:58:20,449 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:58:20,449 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:58:20,449 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:58:20,449 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44de34ccc7195f8ba562241ad79de4cb2add35f6ad2c59de465184820d6f6382 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:58:20,695 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:58:20,709 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:58:20,710 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:58:20,711 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:58:20,711 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:58:20,712 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-3.i [2023-08-30 01:58:21,675 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:58:21,892 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:58:21,893 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-3.i [2023-08-30 01:58:21,908 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f612fd2b2/41d5cbfe3a5141fbbe7ff7b0926e0f71/FLAGf37fb2daa [2023-08-30 01:58:21,930 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f612fd2b2/41d5cbfe3a5141fbbe7ff7b0926e0f71 [2023-08-30 01:58:21,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:58:21,932 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:58:21,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:58:21,934 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:58:21,936 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:58:21,937 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:58:21" (1/1) ... [2023-08-30 01:58:21,938 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c9ae3e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:21, skipping insertion in model container [2023-08-30 01:58:21,938 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:58:21" (1/1) ... [2023-08-30 01:58:21,942 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:58:21,992 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:58:22,085 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-3.i[818,831] [2023-08-30 01:58:22,335 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:58:22,343 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:58:22,351 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-3.i[818,831] [2023-08-30 01:58:22,387 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:58:22,485 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:58:22,485 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:58:22,489 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:58:22,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:22 WrapperNode [2023-08-30 01:58:22,490 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:58:22,491 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:58:22,491 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:58:22,491 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:58:22,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:22" (1/1) ... [2023-08-30 01:58:22,511 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:22" (1/1) ... [2023-08-30 01:58:22,539 INFO L138 Inliner]: procedures = 365, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 65 [2023-08-30 01:58:22,539 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:58:22,540 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:58:22,540 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:58:22,540 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:58:22,546 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:22" (1/1) ... [2023-08-30 01:58:22,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:22" (1/1) ... [2023-08-30 01:58:22,562 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:22" (1/1) ... [2023-08-30 01:58:22,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:22" (1/1) ... [2023-08-30 01:58:22,570 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:22" (1/1) ... [2023-08-30 01:58:22,577 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:22" (1/1) ... [2023-08-30 01:58:22,578 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:22" (1/1) ... [2023-08-30 01:58:22,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:22" (1/1) ... [2023-08-30 01:58:22,587 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:58:22,588 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:58:22,588 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:58:22,588 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:58:22,588 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:22" (1/1) ... [2023-08-30 01:58:22,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:58:22,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:58:22,616 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 01:58:22,621 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 01:58:22,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:58:22,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:58:22,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:58:22,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:58:22,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 01:58:22,644 INFO L130 BoogieDeclarations]: Found specification of procedure thread_function_datarace [2023-08-30 01:58:22,644 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_function_datarace [2023-08-30 01:58:22,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:58:22,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:58:22,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:58:22,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:58:22,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:58:22,645 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 01:58:22,775 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:58:22,777 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:58:22,887 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:58:22,892 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:58:22,892 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-08-30 01:58:22,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:58:22 BoogieIcfgContainer [2023-08-30 01:58:22,894 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:58:22,895 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:58:22,895 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:58:22,897 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:58:22,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:58:21" (1/3) ... [2023-08-30 01:58:22,898 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6267076b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:58:22, skipping insertion in model container [2023-08-30 01:58:22,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:22" (2/3) ... [2023-08-30 01:58:22,898 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6267076b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:58:22, skipping insertion in model container [2023-08-30 01:58:22,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:58:22" (3/3) ... [2023-08-30 01:58:22,899 INFO L112 eAbstractionObserver]: Analyzing ICFG pthread-demo-datarace-3.i [2023-08-30 01:58:22,910 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:58:22,910 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 01:58:22,910 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:58:22,965 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-30 01:58:22,972 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 01:58:22,977 INFO L158 Benchmark]: Toolchain (without parser) took 1043.74ms. Allocated memory was 75.5MB in the beginning and 109.1MB in the end (delta: 33.6MB). Free memory was 52.1MB in the beginning and 47.6MB in the end (delta: 4.4MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. [2023-08-30 01:58:22,977 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 75.5MB. Free memory is still 54.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:58:22,977 INFO L158 Benchmark]: CACSL2BoogieTranslator took 555.82ms. Allocated memory was 75.5MB in the beginning and 109.1MB in the end (delta: 33.6MB). Free memory was 51.7MB in the beginning and 72.0MB in the end (delta: -20.3MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2023-08-30 01:58:22,978 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.50ms. Allocated memory is still 109.1MB. Free memory was 72.0MB in the beginning and 69.9MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 01:58:22,979 INFO L158 Benchmark]: Boogie Preprocessor took 46.98ms. Allocated memory is still 109.1MB. Free memory was 69.9MB in the beginning and 67.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:58:22,979 INFO L158 Benchmark]: RCFGBuilder took 306.09ms. Allocated memory is still 109.1MB. Free memory was 67.8MB in the beginning and 53.9MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 01:58:22,980 INFO L158 Benchmark]: TraceAbstraction took 80.44ms. Allocated memory is still 109.1MB. Free memory was 53.2MB in the beginning and 47.6MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 01:58:22,983 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 75.5MB. Free memory is still 54.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 555.82ms. Allocated memory was 75.5MB in the beginning and 109.1MB in the end (delta: 33.6MB). Free memory was 51.7MB in the beginning and 72.0MB in the end (delta: -20.3MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.50ms. Allocated memory is still 109.1MB. Free memory was 72.0MB in the beginning and 69.9MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.98ms. Allocated memory is still 109.1MB. Free memory was 69.9MB in the beginning and 67.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 306.09ms. Allocated memory is still 109.1MB. Free memory was 67.8MB in the beginning and 53.9MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 80.44ms. Allocated memory is still 109.1MB. Free memory was 53.2MB in the beginning and 47.6MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:58:22,998 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 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/pthread-C-DAC/pthread-demo-datarace-3.i -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 44de34ccc7195f8ba562241ad79de4cb2add35f6ad2c59de465184820d6f6382 --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 01:58:24,461 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:58:24,463 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:58:24,500 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:58:24,502 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:58:24,505 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:58:24,506 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:58:24,508 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:58:24,509 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:58:24,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:58:24,513 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:58:24,515 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:58:24,515 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:58:24,517 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:58:24,517 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:58:24,521 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:58:24,522 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:58:24,524 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:58:24,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:58:24,527 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:58:24,532 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:58:24,533 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:58:24,534 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:58:24,534 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:58:24,540 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:58:24,541 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:58:24,541 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:58:24,542 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:58:24,542 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:58:24,543 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:58:24,543 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:58:24,545 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:58:24,546 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:58:24,546 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:58:24,547 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:58:24,547 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:58:24,547 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:58:24,548 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:58:24,548 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:58:24,548 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:58:24,549 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:58:24,550 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:58:24,577 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:58:24,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:58:24,578 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:58:24,578 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:58:24,578 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:58:24,579 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:58:24,579 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:58:24,579 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:58:24,579 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:58:24,579 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:58:24,580 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:58:24,580 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:58:24,580 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:58:24,581 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:58:24,581 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:58:24,581 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:58:24,581 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:58:24,581 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:58:24,581 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:58:24,581 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:58:24,582 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:58:24,582 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:58:24,582 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:58:24,582 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:58:24,582 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:58:24,582 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:58:24,582 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:58:24,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:58:24,583 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:58:24,583 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:58:24,583 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:58:24,583 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:58:24,583 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:58:24,584 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:58:24,584 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:58:24,584 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:58:24,584 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:58:24,584 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44de34ccc7195f8ba562241ad79de4cb2add35f6ad2c59de465184820d6f6382 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:58:24,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:58:24,795 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:58:24,799 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:58:24,799 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:58:24,800 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:58:24,800 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-3.i [2023-08-30 01:58:25,770 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:58:26,013 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:58:26,013 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-3.i [2023-08-30 01:58:26,028 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f39c2d62/46443c2d5739401e972905fdd53e59f8/FLAG8970e1478 [2023-08-30 01:58:26,046 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f39c2d62/46443c2d5739401e972905fdd53e59f8 [2023-08-30 01:58:26,048 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:58:26,049 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:58:26,051 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:58:26,051 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:58:26,053 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:58:26,054 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:58:26" (1/1) ... [2023-08-30 01:58:26,055 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f610694 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:26, skipping insertion in model container [2023-08-30 01:58:26,055 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:58:26" (1/1) ... [2023-08-30 01:58:26,060 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:58:26,095 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:58:26,198 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-3.i[818,831] [2023-08-30 01:58:26,446 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:58:26,457 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:58:26,466 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-C-DAC/pthread-demo-datarace-3.i[818,831] [2023-08-30 01:58:26,502 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:58:26,565 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:58:26,566 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:58:26,570 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:58:26,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:26 WrapperNode [2023-08-30 01:58:26,570 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:58:26,571 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:58:26,571 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:58:26,571 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:58:26,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:26" (1/1) ... [2023-08-30 01:58:26,603 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:26" (1/1) ... [2023-08-30 01:58:26,616 INFO L138 Inliner]: procedures = 368, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 66 [2023-08-30 01:58:26,623 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:58:26,623 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:58:26,624 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:58:26,624 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:58:26,629 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:26" (1/1) ... [2023-08-30 01:58:26,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:26" (1/1) ... [2023-08-30 01:58:26,638 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:26" (1/1) ... [2023-08-30 01:58:26,643 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:26" (1/1) ... [2023-08-30 01:58:26,647 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:26" (1/1) ... [2023-08-30 01:58:26,654 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:26" (1/1) ... [2023-08-30 01:58:26,657 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:26" (1/1) ... [2023-08-30 01:58:26,662 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:26" (1/1) ... [2023-08-30 01:58:26,664 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:58:26,665 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:58:26,665 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:58:26,665 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:58:26,669 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:26" (1/1) ... [2023-08-30 01:58:26,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:58:26,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:58:26,696 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 01:58:26,712 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 01:58:26,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 01:58:26,718 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:58:26,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:58:26,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:58:26,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:58:26,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:58:26,718 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:58:26,718 INFO L130 BoogieDeclarations]: Found specification of procedure thread_function_datarace [2023-08-30 01:58:26,719 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_function_datarace [2023-08-30 01:58:26,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:58:26,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:58:26,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:58:26,720 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 01:58:26,872 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:58:26,876 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:58:27,025 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:58:27,045 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:58:27,046 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-08-30 01:58:27,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:58:27 BoogieIcfgContainer [2023-08-30 01:58:27,047 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:58:27,049 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:58:27,049 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:58:27,051 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:58:27,051 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:58:26" (1/3) ... [2023-08-30 01:58:27,051 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6510ba35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:58:27, skipping insertion in model container [2023-08-30 01:58:27,051 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:26" (2/3) ... [2023-08-30 01:58:27,052 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6510ba35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:58:27, skipping insertion in model container [2023-08-30 01:58:27,052 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:58:27" (3/3) ... [2023-08-30 01:58:27,052 INFO L112 eAbstractionObserver]: Analyzing ICFG pthread-demo-datarace-3.i [2023-08-30 01:58:27,063 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:58:27,063 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 01:58:27,063 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:58:27,121 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-30 01:58:27,125 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 01:58:27,132 INFO L158 Benchmark]: Toolchain (without parser) took 1081.95ms. Allocated memory is still 77.6MB. Free memory was 50.5MB in the beginning and 44.7MB in the end (delta: 5.8MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2023-08-30 01:58:27,132 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 60.8MB. Free memory was 38.4MB in the beginning and 38.3MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:58:27,133 INFO L158 Benchmark]: CACSL2BoogieTranslator took 519.40ms. Allocated memory is still 77.6MB. Free memory was 50.3MB in the beginning and 49.9MB in the end (delta: 433.6kB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2023-08-30 01:58:27,133 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.78ms. Allocated memory is still 77.6MB. Free memory was 49.9MB in the beginning and 47.4MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 01:58:27,133 INFO L158 Benchmark]: Boogie Preprocessor took 40.88ms. Allocated memory is still 77.6MB. Free memory was 47.4MB in the beginning and 45.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:58:27,134 INFO L158 Benchmark]: RCFGBuilder took 382.73ms. Allocated memory is still 77.6MB. Free memory was 45.3MB in the beginning and 52.2MB in the end (delta: -6.8MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2023-08-30 01:58:27,135 INFO L158 Benchmark]: TraceAbstraction took 82.02ms. Allocated memory is still 77.6MB. Free memory was 51.4MB in the beginning and 44.7MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 01:58:27,137 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 60.8MB. Free memory was 38.4MB in the beginning and 38.3MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 519.40ms. Allocated memory is still 77.6MB. Free memory was 50.3MB in the beginning and 49.9MB in the end (delta: 433.6kB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.78ms. Allocated memory is still 77.6MB. Free memory was 49.9MB in the beginning and 47.4MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.88ms. Allocated memory is still 77.6MB. Free memory was 47.4MB in the beginning and 45.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 382.73ms. Allocated memory is still 77.6MB. Free memory was 45.3MB in the beginning and 52.2MB in the end (delta: -6.8MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. * TraceAbstraction took 82.02ms. Allocated memory is still 77.6MB. Free memory was 51.4MB in the beginning and 44.7MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:58:27,154 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