./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/parallel-misc-2.wvr.c --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/weaver/parallel-misc-2.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c245694d80bb36f575f27eb50fa261b26ec38a4ced597397981ad6c6c7486707 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 22:33:39,638 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:33:39,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:33:39,675 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:33:39,679 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:33:39,681 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:33:39,683 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:33:39,686 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:33:39,688 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:33:39,692 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:33:39,693 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:33:39,696 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:33:39,697 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:33:39,699 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:33:39,701 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:33:39,704 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:33:39,705 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:33:39,706 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:33:39,709 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:33:39,712 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:33:39,714 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:33:39,715 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:33:39,716 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:33:39,716 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:33:39,724 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:33:39,724 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:33:39,724 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:33:39,726 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:33:39,726 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:33:39,727 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:33:39,732 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:33:39,732 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:33:39,734 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:33:39,735 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:33:39,736 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:33:39,736 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:33:39,737 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:33:39,737 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:33:39,737 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:33:39,738 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:33:39,738 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:33:39,740 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:33:39,774 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:33:39,775 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:33:39,776 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:33:39,776 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:33:39,777 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:33:39,777 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:33:39,777 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:33:39,777 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:33:39,778 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:33:39,778 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:33:39,779 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:33:39,779 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:33:39,779 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:33:39,779 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:33:39,779 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:33:39,780 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:33:39,780 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:33:39,780 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:33:39,780 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:33:39,780 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:33:39,780 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:33:39,781 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:33:39,781 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:33:39,781 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:33:39,781 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:33:39,782 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:33:39,782 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:33:39,782 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:33:39,782 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:33:39,782 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:33:39,782 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:33:39,783 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:33:39,783 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:33:39,783 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:33:39,783 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:33:39,783 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c245694d80bb36f575f27eb50fa261b26ec38a4ced597397981ad6c6c7486707 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:33:40,078 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:33:40,101 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:33:40,103 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:33:40,104 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:33:40,104 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:33:40,105 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-misc-2.wvr.c [2023-08-30 22:33:41,324 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:33:41,529 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:33:41,529 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-misc-2.wvr.c [2023-08-30 22:33:41,534 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09b59991e/0e24db9542e54e44aa6cc7c82916910b/FLAGf9170d766 [2023-08-30 22:33:41,544 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09b59991e/0e24db9542e54e44aa6cc7c82916910b [2023-08-30 22:33:41,546 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:33:41,547 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:33:41,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:33:41,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:33:41,553 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:33:41,553 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:33:41" (1/1) ... [2023-08-30 22:33:41,554 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@94582ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:41, skipping insertion in model container [2023-08-30 22:33:41,554 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:33:41" (1/1) ... [2023-08-30 22:33:41,559 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:33:41,575 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:33:41,707 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-misc-2.wvr.c[2554,2567] [2023-08-30 22:33:41,710 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:33:41,717 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:33:41,735 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-misc-2.wvr.c[2554,2567] [2023-08-30 22:33:41,735 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:33:41,742 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:33:41,742 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:33:41,748 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:33:41,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:41 WrapperNode [2023-08-30 22:33:41,748 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:33:41,749 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:33:41,750 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:33:41,750 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:33:41,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:41" (1/1) ... [2023-08-30 22:33:41,768 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:41" (1/1) ... [2023-08-30 22:33:41,791 INFO L138 Inliner]: procedures = 21, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2023-08-30 22:33:41,792 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:33:41,793 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:33:41,793 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:33:41,794 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:33:41,801 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:41" (1/1) ... [2023-08-30 22:33:41,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:41" (1/1) ... [2023-08-30 22:33:41,805 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:41" (1/1) ... [2023-08-30 22:33:41,805 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:41" (1/1) ... [2023-08-30 22:33:41,819 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:41" (1/1) ... [2023-08-30 22:33:41,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:41" (1/1) ... [2023-08-30 22:33:41,828 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:41" (1/1) ... [2023-08-30 22:33:41,829 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:41" (1/1) ... [2023-08-30 22:33:41,831 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:33:41,833 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:33:41,834 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:33:41,834 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:33:41,835 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:41" (1/1) ... [2023-08-30 22:33:41,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:33:41,850 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:33:41,861 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 22:33:41,885 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 22:33:41,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:33:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 22:33:41,923 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 22:33:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 22:33:41,923 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 22:33:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:33:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:33:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:33:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:33:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:33:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:33:41,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:33:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 22:33:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:33:41,925 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 22:33:42,043 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:33:42,045 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:33:42,251 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:33:42,271 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:33:42,271 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-08-30 22:33:42,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:33:42 BoogieIcfgContainer [2023-08-30 22:33:42,273 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:33:42,275 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:33:42,275 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:33:42,279 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:33:42,279 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:33:41" (1/3) ... [2023-08-30 22:33:42,280 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2916c7b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:33:42, skipping insertion in model container [2023-08-30 22:33:42,282 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:41" (2/3) ... [2023-08-30 22:33:42,282 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2916c7b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:33:42, skipping insertion in model container [2023-08-30 22:33:42,282 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:33:42" (3/3) ... [2023-08-30 22:33:42,283 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-misc-2.wvr.c [2023-08-30 22:33:42,291 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:33:42,299 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:33:42,299 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:33:42,300 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:33:42,383 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-30 22:33:42,389 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 22:33:42,396 INFO L158 Benchmark]: Toolchain (without parser) took 848.10ms. Allocated memory is still 71.3MB. Free memory was 49.3MB in the beginning and 32.3MB in the end (delta: 16.9MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. [2023-08-30 22:33:42,396 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 52.4MB. Free memory is still 29.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:33:42,397 INFO L158 Benchmark]: CACSL2BoogieTranslator took 200.53ms. Allocated memory is still 71.3MB. Free memory was 49.1MB in the beginning and 38.1MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 22:33:42,397 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.56ms. Allocated memory is still 71.3MB. Free memory was 37.9MB in the beginning and 36.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:33:42,398 INFO L158 Benchmark]: Boogie Preprocessor took 39.37ms. Allocated memory is still 71.3MB. Free memory was 36.4MB in the beginning and 35.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:33:42,399 INFO L158 Benchmark]: RCFGBuilder took 440.48ms. Allocated memory is still 71.3MB. Free memory was 35.0MB in the beginning and 40.2MB in the end (delta: -5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 22:33:42,399 INFO L158 Benchmark]: TraceAbstraction took 119.66ms. Allocated memory is still 71.3MB. Free memory was 39.3MB in the beginning and 32.3MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 22:33:42,403 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 52.4MB. Free memory is still 29.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 200.53ms. Allocated memory is still 71.3MB. Free memory was 49.1MB in the beginning and 38.1MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.56ms. Allocated memory is still 71.3MB. Free memory was 37.9MB in the beginning and 36.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.37ms. Allocated memory is still 71.3MB. Free memory was 36.4MB in the beginning and 35.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 440.48ms. Allocated memory is still 71.3MB. Free memory was 35.0MB in the beginning and 40.2MB in the end (delta: -5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * TraceAbstraction took 119.66ms. Allocated memory is still 71.3MB. Free memory was 39.3MB in the beginning and 32.3MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:33:42,425 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/weaver/parallel-misc-2.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c245694d80bb36f575f27eb50fa261b26ec38a4ced597397981ad6c6c7486707 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 22:33:44,316 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:33:44,317 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:33:44,349 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:33:44,350 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:33:44,353 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:33:44,357 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:33:44,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:33:44,362 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:33:44,367 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:33:44,368 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:33:44,370 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:33:44,371 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:33:44,372 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:33:44,373 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:33:44,376 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:33:44,377 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:33:44,378 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:33:44,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:33:44,382 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:33:44,389 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:33:44,391 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:33:44,394 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:33:44,394 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:33:44,400 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:33:44,401 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:33:44,401 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:33:44,402 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:33:44,403 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:33:44,404 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:33:44,405 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:33:44,406 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:33:44,407 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:33:44,408 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:33:44,408 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:33:44,409 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:33:44,409 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:33:44,409 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:33:44,410 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:33:44,410 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:33:44,411 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:33:44,412 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:33:44,448 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:33:44,448 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:33:44,449 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:33:44,450 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:33:44,450 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:33:44,451 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:33:44,451 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:33:44,451 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:33:44,452 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:33:44,452 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:33:44,453 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:33:44,453 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:33:44,453 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:33:44,453 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:33:44,454 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:33:44,454 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:33:44,454 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:33:44,454 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:33:44,454 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:33:44,455 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:33:44,455 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:33:44,455 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:33:44,455 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:33:44,455 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:33:44,456 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:33:44,456 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:33:44,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:33:44,456 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:33:44,457 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:33:44,457 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:33:44,457 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:33:44,457 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:33:44,457 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:33:44,458 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:33:44,458 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:33:44,458 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:33:44,458 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:33:44,458 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:33:44,459 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c245694d80bb36f575f27eb50fa261b26ec38a4ced597397981ad6c6c7486707 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:33:44,759 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:33:44,779 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:33:44,782 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:33:44,783 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:33:44,783 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:33:44,784 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-misc-2.wvr.c [2023-08-30 22:33:45,941 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:33:46,151 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:33:46,152 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-misc-2.wvr.c [2023-08-30 22:33:46,156 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db27a9967/08bd5571aa4d42e990d74ffde1327bac/FLAG1daea7f55 [2023-08-30 22:33:46,167 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db27a9967/08bd5571aa4d42e990d74ffde1327bac [2023-08-30 22:33:46,169 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:33:46,170 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:33:46,171 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:33:46,171 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:33:46,174 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:33:46,176 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:33:46" (1/1) ... [2023-08-30 22:33:46,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c4a6493 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:46, skipping insertion in model container [2023-08-30 22:33:46,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:33:46" (1/1) ... [2023-08-30 22:33:46,183 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:33:46,202 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:33:46,372 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-misc-2.wvr.c[2554,2567] [2023-08-30 22:33:46,376 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:33:46,388 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:33:46,424 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-misc-2.wvr.c[2554,2567] [2023-08-30 22:33:46,427 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:33:46,436 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:33:46,437 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:33:46,444 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:33:46,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:46 WrapperNode [2023-08-30 22:33:46,444 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:33:46,446 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:33:46,446 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:33:46,446 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:33:46,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:46" (1/1) ... [2023-08-30 22:33:46,465 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:46" (1/1) ... [2023-08-30 22:33:46,488 INFO L138 Inliner]: procedures = 23, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2023-08-30 22:33:46,489 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:33:46,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:33:46,490 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:33:46,490 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:33:46,497 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:46" (1/1) ... [2023-08-30 22:33:46,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:46" (1/1) ... [2023-08-30 22:33:46,505 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:46" (1/1) ... [2023-08-30 22:33:46,505 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:46" (1/1) ... [2023-08-30 22:33:46,521 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:46" (1/1) ... [2023-08-30 22:33:46,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:46" (1/1) ... [2023-08-30 22:33:46,530 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:46" (1/1) ... [2023-08-30 22:33:46,532 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:46" (1/1) ... [2023-08-30 22:33:46,534 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:33:46,536 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:33:46,536 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:33:46,536 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:33:46,537 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:46" (1/1) ... [2023-08-30 22:33:46,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:33:46,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:33:46,611 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 22:33:46,635 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 22:33:46,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:33:46,648 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 22:33:46,649 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 22:33:46,649 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 22:33:46,649 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 22:33:46,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:33:46,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:33:46,649 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:33:46,649 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:33:46,649 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 22:33:46,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:33:46,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:33:46,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:33:46,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:33:46,651 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 22:33:46,761 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:33:46,762 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:33:47,001 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:33:47,025 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:33:47,026 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-08-30 22:33:47,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:33:47 BoogieIcfgContainer [2023-08-30 22:33:47,028 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:33:47,030 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:33:47,030 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:33:47,032 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:33:47,032 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:33:46" (1/3) ... [2023-08-30 22:33:47,033 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ede24e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:33:47, skipping insertion in model container [2023-08-30 22:33:47,033 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:46" (2/3) ... [2023-08-30 22:33:47,034 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ede24e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:33:47, skipping insertion in model container [2023-08-30 22:33:47,034 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:33:47" (3/3) ... [2023-08-30 22:33:47,035 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-misc-2.wvr.c [2023-08-30 22:33:47,041 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:33:47,049 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:33:47,050 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:33:47,050 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:33:47,125 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-30 22:33:47,135 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 22:33:47,138 INFO L158 Benchmark]: Toolchain (without parser) took 967.48ms. Allocated memory is still 69.2MB. Free memory was 47.6MB in the beginning and 45.4MB in the end (delta: 2.2MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2023-08-30 22:33:47,139 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 56.6MB. Free memory was 34.4MB in the beginning and 34.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:33:47,139 INFO L158 Benchmark]: CACSL2BoogieTranslator took 273.80ms. Allocated memory is still 69.2MB. Free memory was 47.4MB in the beginning and 35.9MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 22:33:47,140 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.89ms. Allocated memory is still 69.2MB. Free memory was 35.8MB in the beginning and 34.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:33:47,141 INFO L158 Benchmark]: Boogie Preprocessor took 45.27ms. Allocated memory is still 69.2MB. Free memory was 34.2MB in the beginning and 32.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:33:47,142 INFO L158 Benchmark]: RCFGBuilder took 492.18ms. Allocated memory is still 69.2MB. Free memory was 32.7MB in the beginning and 35.0MB in the end (delta: -2.3MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2023-08-30 22:33:47,142 INFO L158 Benchmark]: TraceAbstraction took 107.27ms. Allocated memory is still 69.2MB. Free memory was 34.2MB in the beginning and 45.4MB in the end (delta: -11.2MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2023-08-30 22:33:47,150 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 56.6MB. Free memory was 34.4MB in the beginning and 34.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 273.80ms. Allocated memory is still 69.2MB. Free memory was 47.4MB in the beginning and 35.9MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.89ms. Allocated memory is still 69.2MB. Free memory was 35.8MB in the beginning and 34.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.27ms. Allocated memory is still 69.2MB. Free memory was 34.2MB in the beginning and 32.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 492.18ms. Allocated memory is still 69.2MB. Free memory was 32.7MB in the beginning and 35.0MB in the end (delta: -2.3MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. * TraceAbstraction took 107.27ms. Allocated memory is still 69.2MB. Free memory was 34.2MB in the beginning and 45.4MB in the end (delta: -11.2MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:33:47,180 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