./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/parallel-misc-1.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-1.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 c870162e8691a06e8bb6a8083be9eaf3f7ddc94357fb302a6e1fdd1b7aa873f8 --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 22:33:36,626 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:33:36,628 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:33:36,653 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:33:36,654 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:33:36,655 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:33:36,656 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:33:36,658 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:33:36,659 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:33:36,660 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:33:36,661 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:33:36,662 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:33:36,662 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:33:36,663 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:33:36,664 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:33:36,665 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:33:36,666 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:33:36,667 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:33:36,668 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:33:36,670 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:33:36,671 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:33:36,673 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:33:36,674 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:33:36,674 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:33:36,678 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:33:36,678 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:33:36,678 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:33:36,679 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:33:36,680 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:33:36,681 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:33:36,681 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:33:36,682 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:33:36,682 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:33:36,683 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:33:36,684 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:33:36,684 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:33:36,685 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:33:36,685 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:33:36,685 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:33:36,686 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:33:36,687 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:33:36,688 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:33:36,716 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:33:36,716 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:33:36,716 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:33:36,717 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:33:36,718 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:33:36,718 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:33:36,718 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:33:36,719 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:33:36,719 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:33:36,719 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:33:36,725 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:33:36,725 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:33:36,726 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:33:36,726 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:33:36,726 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:33:36,726 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:33:36,726 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:33:36,727 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:33:36,727 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:33:36,727 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:33:36,727 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:33:36,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:33:36,728 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:33:36,728 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:33:36,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:33:36,729 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:33:36,729 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:33:36,729 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:33:36,729 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:33:36,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:33:36,730 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:33:36,730 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:33:36,730 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:33:36,730 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:33:36,730 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:33:36,731 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c870162e8691a06e8bb6a8083be9eaf3f7ddc94357fb302a6e1fdd1b7aa873f8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:33:37,055 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:33:37,076 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:33:37,079 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:33:37,080 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:33:37,081 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:33:37,082 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-misc-1.wvr.c [2023-08-30 22:33:38,208 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:33:38,400 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:33:38,401 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-misc-1.wvr.c [2023-08-30 22:33:38,406 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/436064561/4b9e671f78fd4f5ca8f48c6fc3f76bb6/FLAG62bd010fa [2023-08-30 22:33:38,417 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/436064561/4b9e671f78fd4f5ca8f48c6fc3f76bb6 [2023-08-30 22:33:38,419 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:33:38,420 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:33:38,423 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:33:38,423 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:33:38,426 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:33:38,427 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:33:38" (1/1) ... [2023-08-30 22:33:38,427 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79064466 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:38, skipping insertion in model container [2023-08-30 22:33:38,428 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:33:38" (1/1) ... [2023-08-30 22:33:38,434 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:33:38,450 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:33:38,586 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-1.wvr.c[2755,2768] [2023-08-30 22:33:38,594 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:33:38,602 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:33:38,622 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-1.wvr.c[2755,2768] [2023-08-30 22:33:38,625 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:33:38,638 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:33:38,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:38 WrapperNode [2023-08-30 22:33:38,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:33:38,639 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:33:38,639 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:33:38,640 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:33:38,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:38" (1/1) ... [2023-08-30 22:33:38,665 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:38" (1/1) ... [2023-08-30 22:33:38,706 INFO L138 Inliner]: procedures = 23, calls = 41, calls flagged for inlining = 17, calls inlined = 31, statements flattened = 287 [2023-08-30 22:33:38,707 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:33:38,709 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:33:38,709 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:33:38,709 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:33:38,716 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:38" (1/1) ... [2023-08-30 22:33:38,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:38" (1/1) ... [2023-08-30 22:33:38,731 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:38" (1/1) ... [2023-08-30 22:33:38,735 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:38" (1/1) ... [2023-08-30 22:33:38,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:38" (1/1) ... [2023-08-30 22:33:38,758 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:38" (1/1) ... [2023-08-30 22:33:38,759 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:38" (1/1) ... [2023-08-30 22:33:38,766 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:38" (1/1) ... [2023-08-30 22:33:38,769 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:33:38,772 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:33:38,772 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:33:38,772 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:33:38,773 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:38" (1/1) ... [2023-08-30 22:33:38,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:33:38,789 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:33:38,806 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 22:33:38,829 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 22:33:38,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:33:38,845 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 22:33:38,846 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 22:33:38,846 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 22:33:38,846 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 22:33:38,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:33:38,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:33:38,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:33:38,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 22:33:38,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:33:38,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:33:38,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 22:33:38,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:33:38,849 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 22:33:38,954 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:33:38,956 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:33:39,409 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:33:39,419 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:33:39,419 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-08-30 22:33:39,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:33:39 BoogieIcfgContainer [2023-08-30 22:33:39,421 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:33:39,423 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:33:39,423 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:33:39,426 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:33:39,426 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:33:38" (1/3) ... [2023-08-30 22:33:39,427 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56b65cad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:33:39, skipping insertion in model container [2023-08-30 22:33:39,427 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:38" (2/3) ... [2023-08-30 22:33:39,427 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56b65cad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:33:39, skipping insertion in model container [2023-08-30 22:33:39,428 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:33:39" (3/3) ... [2023-08-30 22:33:39,429 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-misc-1.wvr.c [2023-08-30 22:33:39,436 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:33:39,444 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:33:39,444 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:33:39,444 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:33:39,592 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-30 22:33:39,599 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 22:33:39,604 INFO L158 Benchmark]: Toolchain (without parser) took 1182.98ms. Allocated memory is still 75.5MB. Free memory was 44.2MB in the beginning and 51.0MB in the end (delta: -6.8MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2023-08-30 22:33:39,605 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 54.5MB. Free memory was 32.0MB in the beginning and 31.9MB in the end (delta: 46.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:33:39,606 INFO L158 Benchmark]: CACSL2BoogieTranslator took 215.51ms. Allocated memory is still 75.5MB. Free memory was 43.8MB in the beginning and 51.9MB in the end (delta: -8.1MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2023-08-30 22:33:39,606 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.15ms. Allocated memory is still 75.5MB. Free memory was 51.9MB in the beginning and 49.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:33:39,607 INFO L158 Benchmark]: Boogie Preprocessor took 62.59ms. Allocated memory is still 75.5MB. Free memory was 49.1MB in the beginning and 47.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:33:39,608 INFO L158 Benchmark]: RCFGBuilder took 649.61ms. Allocated memory is still 75.5MB. Free memory was 47.0MB in the beginning and 46.7MB in the end (delta: 339.2kB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2023-08-30 22:33:39,609 INFO L158 Benchmark]: TraceAbstraction took 179.52ms. Allocated memory is still 75.5MB. Free memory was 46.0MB in the beginning and 51.0MB in the end (delta: -5.0MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2023-08-30 22:33:39,616 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 54.5MB. Free memory was 32.0MB in the beginning and 31.9MB in the end (delta: 46.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 215.51ms. Allocated memory is still 75.5MB. Free memory was 43.8MB in the beginning and 51.9MB in the end (delta: -8.1MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.15ms. Allocated memory is still 75.5MB. Free memory was 51.9MB in the beginning and 49.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.59ms. Allocated memory is still 75.5MB. Free memory was 49.1MB in the beginning and 47.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 649.61ms. Allocated memory is still 75.5MB. Free memory was 47.0MB in the beginning and 46.7MB in the end (delta: 339.2kB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. * TraceAbstraction took 179.52ms. Allocated memory is still 75.5MB. Free memory was 46.0MB in the beginning and 51.0MB in the end (delta: -5.0MB). Peak memory consumption was 22.8MB. 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 22:33:39,643 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/AutomizerReach.xml -i ../../../trunk/examples/svcomp/weaver/parallel-misc-1.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 c870162e8691a06e8bb6a8083be9eaf3f7ddc94357fb302a6e1fdd1b7aa873f8 --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 22:33:41,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:33:41,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:33:41,649 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:33:41,649 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:33:41,652 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:33:41,654 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:33:41,657 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:33:41,659 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:33:41,663 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:33:41,664 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:33:41,667 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:33:41,667 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:33:41,669 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:33:41,670 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:33:41,675 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:33:41,676 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:33:41,678 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:33:41,679 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:33:41,684 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:33:41,686 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:33:41,687 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:33:41,687 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:33:41,688 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:33:41,695 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:33:41,695 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:33:41,695 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:33:41,697 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:33:41,698 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:33:41,699 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:33:41,699 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:33:41,700 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:33:41,703 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:33:41,704 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:33:41,704 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:33:41,705 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:33:41,705 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:33:41,705 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:33:41,706 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:33:41,706 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:33:41,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:33:41,708 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:33:41,740 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:33:41,740 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:33:41,741 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:33:41,742 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:33:41,742 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:33:41,743 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:33:41,743 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:33:41,743 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:33:41,744 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:33:41,744 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:33:41,745 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:33:41,745 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:33:41,745 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:33:41,745 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:33:41,745 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:33:41,746 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:33:41,746 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:33:41,746 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:33:41,746 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:33:41,746 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:33:41,747 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:33:41,747 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:33:41,747 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:33:41,747 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:33:41,747 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:33:41,748 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:33:41,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:33:41,748 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:33:41,748 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:33:41,748 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:33:41,749 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:33:41,749 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:33:41,749 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:33:41,749 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:33:41,749 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:33:41,750 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:33:41,750 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:33:41,750 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:33:41,750 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c870162e8691a06e8bb6a8083be9eaf3f7ddc94357fb302a6e1fdd1b7aa873f8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:33:42,020 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:33:42,048 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:33:42,051 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:33:42,052 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:33:42,052 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:33:42,053 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-misc-1.wvr.c [2023-08-30 22:33:43,119 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:33:43,348 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:33:43,348 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-misc-1.wvr.c [2023-08-30 22:33:43,354 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60fc43e9b/f711c179db7541fbb1e2a427b6fbb3e7/FLAG854214639 [2023-08-30 22:33:43,367 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60fc43e9b/f711c179db7541fbb1e2a427b6fbb3e7 [2023-08-30 22:33:43,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:33:43,370 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:33:43,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:33:43,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:33:43,374 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:33:43,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:33:43" (1/1) ... [2023-08-30 22:33:43,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@173671f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:43, skipping insertion in model container [2023-08-30 22:33:43,375 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:33:43" (1/1) ... [2023-08-30 22:33:43,381 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:33:43,396 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:33:43,582 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-1.wvr.c[2755,2768] [2023-08-30 22:33:43,605 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:33:43,620 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-08-30 22:33:43,629 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:33:43,652 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-1.wvr.c[2755,2768] [2023-08-30 22:33:43,664 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:33:43,670 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:33:43,703 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-1.wvr.c[2755,2768] [2023-08-30 22:33:43,712 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:33:43,727 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:33:43,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:43 WrapperNode [2023-08-30 22:33:43,728 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:33:43,729 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:33:43,729 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:33:43,730 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:33:43,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:43" (1/1) ... [2023-08-30 22:33:43,757 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:43" (1/1) ... [2023-08-30 22:33:43,801 INFO L138 Inliner]: procedures = 25, calls = 41, calls flagged for inlining = 17, calls inlined = 31, statements flattened = 269 [2023-08-30 22:33:43,802 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:33:43,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:33:43,803 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:33:43,803 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:33:43,811 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:43" (1/1) ... [2023-08-30 22:33:43,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:43" (1/1) ... [2023-08-30 22:33:43,825 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:43" (1/1) ... [2023-08-30 22:33:43,826 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:43" (1/1) ... [2023-08-30 22:33:43,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:43" (1/1) ... [2023-08-30 22:33:43,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:43" (1/1) ... [2023-08-30 22:33:43,859 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:43" (1/1) ... [2023-08-30 22:33:43,861 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:43" (1/1) ... [2023-08-30 22:33:43,880 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:33:43,881 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:33:43,881 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:33:43,881 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:33:43,882 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:43" (1/1) ... [2023-08-30 22:33:43,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:33:43,900 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:33:43,913 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 22:33:43,945 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 22:33:43,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:33:43,960 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 22:33:43,961 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 22:33:43,961 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 22:33:43,961 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 22:33:43,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:33:43,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:33:43,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 22:33:43,961 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 22:33:43,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:33:43,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:33:43,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:33:43,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:33:43,963 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 22:33:44,092 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:33:44,094 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:33:44,592 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:33:44,602 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:33:44,602 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-08-30 22:33:44,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:33:44 BoogieIcfgContainer [2023-08-30 22:33:44,608 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:33:44,610 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:33:44,611 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:33:44,614 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:33:44,614 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:33:43" (1/3) ... [2023-08-30 22:33:44,614 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bce8c01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:33:44, skipping insertion in model container [2023-08-30 22:33:44,615 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:43" (2/3) ... [2023-08-30 22:33:44,615 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bce8c01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:33:44, skipping insertion in model container [2023-08-30 22:33:44,615 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:33:44" (3/3) ... [2023-08-30 22:33:44,616 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-misc-1.wvr.c [2023-08-30 22:33:44,634 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:33:44,642 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:33:44,643 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:33:44,643 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:33:44,774 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-30 22:33:44,780 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 22:33:44,786 INFO L158 Benchmark]: Toolchain (without parser) took 1415.33ms. Allocated memory is still 83.9MB. Free memory was 60.9MB in the beginning and 39.0MB in the end (delta: 21.9MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. [2023-08-30 22:33:44,786 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 62.9MB. Free memory was 40.0MB in the beginning and 40.0MB in the end (delta: 29.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:33:44,787 INFO L158 Benchmark]: CACSL2BoogieTranslator took 357.77ms. Allocated memory is still 83.9MB. Free memory was 60.7MB in the beginning and 46.9MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 22:33:44,787 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.22ms. Allocated memory is still 83.9MB. Free memory was 46.7MB in the beginning and 44.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:33:44,788 INFO L158 Benchmark]: Boogie Preprocessor took 77.41ms. Allocated memory is still 83.9MB. Free memory was 44.2MB in the beginning and 63.0MB in the end (delta: -18.9MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2023-08-30 22:33:44,789 INFO L158 Benchmark]: RCFGBuilder took 727.58ms. Allocated memory is still 83.9MB. Free memory was 63.0MB in the beginning and 35.4MB in the end (delta: 27.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-08-30 22:33:44,790 INFO L158 Benchmark]: TraceAbstraction took 173.87ms. Allocated memory is still 83.9MB. Free memory was 34.7MB in the beginning and 39.0MB in the end (delta: -4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 22:33:44,797 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 62.9MB. Free memory was 40.0MB in the beginning and 40.0MB in the end (delta: 29.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 357.77ms. Allocated memory is still 83.9MB. Free memory was 60.7MB in the beginning and 46.9MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.22ms. Allocated memory is still 83.9MB. Free memory was 46.7MB in the beginning and 44.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.41ms. Allocated memory is still 83.9MB. Free memory was 44.2MB in the beginning and 63.0MB in the end (delta: -18.9MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * RCFGBuilder took 727.58ms. Allocated memory is still 83.9MB. Free memory was 63.0MB in the beginning and 35.4MB in the end (delta: 27.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 173.87ms. Allocated memory is still 83.9MB. Free memory was 34.7MB in the beginning and 39.0MB in the end (delta: -4.3MB). 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 22:33:44,818 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