./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/weaver/chl-exp-term-subst.wvr.c --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for data races 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/chl-exp-term-subst.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-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 ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a4208e364fc80ce33bd799516b7b127a7314c394860a88240a88c2fb8dc1fa8b --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 [2023-08-29 09:11:55,524 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:11:55,526 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:11:55,560 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:11:55,560 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:11:55,563 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:11:55,566 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:11:55,569 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:11:55,571 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:11:55,576 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:11:55,577 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:11:55,579 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:11:55,579 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:11:55,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:11:55,582 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:11:55,583 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:11:55,584 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:11:55,584 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:11:55,585 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:11:55,587 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:11:55,597 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:11:55,598 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:11:55,600 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:11:55,601 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:11:55,609 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:11:55,609 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:11:55,610 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:11:55,611 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:11:55,611 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:11:55,612 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:11:55,612 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:11:55,613 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:11:55,614 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:11:55,615 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:11:55,616 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:11:55,616 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:11:55,617 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:11:55,617 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:11:55,617 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:11:55,618 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:11:55,619 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:11:55,622 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 09:11:55,662 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:11:55,662 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:11:55,663 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:11:55,663 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:11:55,664 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:11:55,665 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:11:55,665 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:11:55,666 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:11:55,666 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:11:55,666 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:11:55,667 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:11:55,667 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:11:55,667 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 09:11:55,668 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:11:55,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:11:55,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:11:55,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:11:55,668 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:11:55,668 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:11:55,669 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:11:55,669 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:11:55,669 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:11:55,669 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:11:55,669 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:11:55,670 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:11:55,670 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:11:55,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:11:55,670 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:11:55,670 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:11:55,671 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:11:55,671 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 09:11:55,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 09:11:55,671 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:11:55,672 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:11:55,672 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:11:55,672 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:11:55,672 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:11:55,672 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4208e364fc80ce33bd799516b7b127a7314c394860a88240a88c2fb8dc1fa8b Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:11:55,970 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:11:55,992 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:11:55,994 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:11:55,994 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:11:55,995 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:11:55,996 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-exp-term-subst.wvr.c [2023-08-29 09:11:57,145 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:11:57,349 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:11:57,350 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-exp-term-subst.wvr.c [2023-08-29 09:11:57,356 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43e05213e/6a7c1758feb5405181a6db09319b2042/FLAG3937c229f [2023-08-29 09:11:57,371 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43e05213e/6a7c1758feb5405181a6db09319b2042 [2023-08-29 09:11:57,373 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:11:57,374 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:11:57,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:11:57,375 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:11:57,378 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:11:57,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:11:57" (1/1) ... [2023-08-29 09:11:57,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@717da02e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:57, skipping insertion in model container [2023-08-29 09:11:57,380 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:11:57" (1/1) ... [2023-08-29 09:11:57,385 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:11:57,404 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:11:57,559 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/chl-exp-term-subst.wvr.c[3072,3085] [2023-08-29 09:11:57,563 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:11:57,572 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:11:57,598 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/chl-exp-term-subst.wvr.c[3072,3085] [2023-08-29 09:11:57,601 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:11:57,620 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:11:57,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:57 WrapperNode [2023-08-29 09:11:57,621 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:11:57,622 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:11:57,622 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:11:57,622 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:11:57,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:57" (1/1) ... [2023-08-29 09:11:57,636 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:57" (1/1) ... [2023-08-29 09:11:57,663 INFO L138 Inliner]: procedures = 23, calls = 31, calls flagged for inlining = 9, calls inlined = 13, statements flattened = 343 [2023-08-29 09:11:57,664 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:11:57,665 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:11:57,665 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:11:57,665 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:11:57,673 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:57" (1/1) ... [2023-08-29 09:11:57,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:57" (1/1) ... [2023-08-29 09:11:57,678 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:57" (1/1) ... [2023-08-29 09:11:57,678 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:57" (1/1) ... [2023-08-29 09:11:57,689 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:57" (1/1) ... [2023-08-29 09:11:57,692 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:57" (1/1) ... [2023-08-29 09:11:57,694 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:57" (1/1) ... [2023-08-29 09:11:57,695 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:57" (1/1) ... [2023-08-29 09:11:57,698 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:11:57,699 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:11:57,699 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:11:57,699 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:11:57,700 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:57" (1/1) ... [2023-08-29 09:11:57,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:11:57,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:11:57,737 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) [2023-08-29 09:11:57,740 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 [2023-08-29 09:11:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:11:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 09:11:57,767 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 09:11:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 09:11:57,767 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 09:11:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-29 09:11:57,768 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-29 09:11:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 09:11:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:11:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 09:11:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:11:57,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:11:57,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 09:11:57,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:11:57,770 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 09:11:57,915 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:11:57,917 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:11:58,379 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:11:58,390 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:11:58,391 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 09:11:58,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:11:58 BoogieIcfgContainer [2023-08-29 09:11:58,393 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:11:58,395 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:11:58,395 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:11:58,398 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:11:58,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:11:57" (1/3) ... [2023-08-29 09:11:58,399 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e2f3b4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:11:58, skipping insertion in model container [2023-08-29 09:11:58,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:11:57" (2/3) ... [2023-08-29 09:11:58,400 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e2f3b4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:11:58, skipping insertion in model container [2023-08-29 09:11:58,400 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:11:58" (3/3) ... [2023-08-29 09:11:58,401 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-exp-term-subst.wvr.c [2023-08-29 09:11:58,408 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:11:58,417 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:11:58,417 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 47 error locations. [2023-08-29 09:11:58,418 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:11:58,574 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-29 09:11:58,580 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) [2023-08-29 09:11:58,586 INFO L158 Benchmark]: Toolchain (without parser) took 1210.34ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 40.1MB in the beginning and 56.5MB in the end (delta: -16.4MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2023-08-29 09:11:58,586 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 67.1MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:11:58,587 INFO L158 Benchmark]: CACSL2BoogieTranslator took 245.71ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 39.9MB in the beginning and 63.3MB in the end (delta: -23.4MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2023-08-29 09:11:58,588 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.70ms. Allocated memory is still 83.9MB. Free memory was 63.3MB in the beginning and 60.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:11:58,589 INFO L158 Benchmark]: Boogie Preprocessor took 33.48ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 58.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:11:58,590 INFO L158 Benchmark]: RCFGBuilder took 694.64ms. Allocated memory is still 83.9MB. Free memory was 58.3MB in the beginning and 51.7MB in the end (delta: 6.6MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2023-08-29 09:11:58,591 INFO L158 Benchmark]: TraceAbstraction took 188.82ms. Allocated memory is still 83.9MB. Free memory was 51.3MB in the beginning and 56.5MB in the end (delta: -5.2MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2023-08-29 09:11:58,598 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 67.1MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 245.71ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 39.9MB in the beginning and 63.3MB in the end (delta: -23.4MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.70ms. Allocated memory is still 83.9MB. Free memory was 63.3MB in the beginning and 60.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.48ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 58.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 694.64ms. Allocated memory is still 83.9MB. Free memory was 58.3MB in the beginning and 51.7MB in the end (delta: 6.6MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. * TraceAbstraction took 188.82ms. Allocated memory is still 83.9MB. Free memory was 51.3MB in the beginning and 56.5MB in the end (delta: -5.2MB). Peak memory consumption was 21.1MB. 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. [2023-08-29 09:11:58,620 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/chl-exp-term-subst.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-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 ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a4208e364fc80ce33bd799516b7b127a7314c394860a88240a88c2fb8dc1fa8b --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 [2023-08-29 09:12:00,488 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:12:00,490 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:12:00,512 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:12:00,512 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:12:00,513 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:12:00,515 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:12:00,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:12:00,517 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:12:00,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:12:00,519 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:12:00,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:12:00,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:12:00,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:12:00,522 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:12:00,523 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:12:00,524 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:12:00,525 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:12:00,526 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:12:00,528 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:12:00,541 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:12:00,543 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:12:00,544 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:12:00,544 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:12:00,548 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:12:00,548 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:12:00,549 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:12:00,550 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:12:00,550 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:12:00,551 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:12:00,552 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:12:00,553 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:12:00,554 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:12:00,555 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:12:00,556 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:12:00,556 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:12:00,557 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:12:00,557 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:12:00,558 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:12:00,559 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:12:00,559 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:12:00,561 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 09:12:00,582 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:12:00,583 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:12:00,584 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:12:00,584 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:12:00,585 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:12:00,585 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:12:00,586 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:12:00,586 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:12:00,587 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:12:00,587 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:12:00,588 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:12:00,588 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:12:00,588 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:12:00,588 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:12:00,588 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:12:00,589 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:12:00,589 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:12:00,589 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:12:00,589 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 09:12:00,589 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 09:12:00,590 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:12:00,590 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:12:00,590 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:12:00,590 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:12:00,590 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:12:00,591 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:12:00,591 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:12:00,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:12:00,591 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:12:00,591 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:12:00,592 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:12:00,592 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 09:12:00,592 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 09:12:00,592 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:12:00,592 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:12:00,593 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:12:00,593 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:12:00,593 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 09:12:00,593 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:12:00,593 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4208e364fc80ce33bd799516b7b127a7314c394860a88240a88c2fb8dc1fa8b Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:12:00,918 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:12:00,938 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:12:00,941 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:12:00,942 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:12:00,942 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:12:00,944 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-exp-term-subst.wvr.c [2023-08-29 09:12:02,190 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:12:02,375 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:12:02,375 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-exp-term-subst.wvr.c [2023-08-29 09:12:02,383 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/422f15f48/a16fa3810c314dd493363a53204cda2c/FLAG8d122d866 [2023-08-29 09:12:02,394 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/422f15f48/a16fa3810c314dd493363a53204cda2c [2023-08-29 09:12:02,396 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:12:02,397 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:12:02,398 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:12:02,398 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:12:02,402 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:12:02,403 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:12:02" (1/1) ... [2023-08-29 09:12:02,406 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52155735 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:02, skipping insertion in model container [2023-08-29 09:12:02,406 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:12:02" (1/1) ... [2023-08-29 09:12:02,412 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:12:02,433 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:12:02,639 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/chl-exp-term-subst.wvr.c[3072,3085] [2023-08-29 09:12:02,648 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:12:02,666 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:12:02,710 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/chl-exp-term-subst.wvr.c[3072,3085] [2023-08-29 09:12:02,716 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:12:02,732 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:12:02,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:02 WrapperNode [2023-08-29 09:12:02,733 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:12:02,734 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:12:02,734 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:12:02,734 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:12:02,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:02" (1/1) ... [2023-08-29 09:12:02,763 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:02" (1/1) ... [2023-08-29 09:12:02,805 INFO L138 Inliner]: procedures = 25, calls = 31, calls flagged for inlining = 9, calls inlined = 13, statements flattened = 337 [2023-08-29 09:12:02,808 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:12:02,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:12:02,810 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:12:02,810 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:12:02,818 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:02" (1/1) ... [2023-08-29 09:12:02,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:02" (1/1) ... [2023-08-29 09:12:02,834 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:02" (1/1) ... [2023-08-29 09:12:02,838 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:02" (1/1) ... [2023-08-29 09:12:02,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:02" (1/1) ... [2023-08-29 09:12:02,863 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:02" (1/1) ... [2023-08-29 09:12:02,865 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:02" (1/1) ... [2023-08-29 09:12:02,870 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:02" (1/1) ... [2023-08-29 09:12:02,878 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:12:02,880 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:12:02,882 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:12:02,882 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:12:02,883 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:02" (1/1) ... [2023-08-29 09:12:02,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:12:02,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:12:02,912 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) [2023-08-29 09:12:02,917 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 [2023-08-29 09:12:02,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:12:02,953 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 09:12:02,953 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 09:12:02,953 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 09:12:02,956 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 09:12:02,957 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-29 09:12:02,957 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-29 09:12:02,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 09:12:02,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:12:02,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 09:12:02,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:12:02,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:12:02,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:12:02,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 09:12:02,960 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 09:12:03,073 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:12:03,075 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:12:03,607 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:12:03,623 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:12:03,624 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 09:12:03,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:12:03 BoogieIcfgContainer [2023-08-29 09:12:03,627 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:12:03,628 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:12:03,629 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:12:03,631 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:12:03,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:12:02" (1/3) ... [2023-08-29 09:12:03,632 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6108c6bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:12:03, skipping insertion in model container [2023-08-29 09:12:03,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:12:02" (2/3) ... [2023-08-29 09:12:03,633 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6108c6bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:12:03, skipping insertion in model container [2023-08-29 09:12:03,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:12:03" (3/3) ... [2023-08-29 09:12:03,634 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-exp-term-subst.wvr.c [2023-08-29 09:12:03,641 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:12:03,666 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:12:03,666 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 47 error locations. [2023-08-29 09:12:03,666 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:12:03,820 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-29 09:12:03,826 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) [2023-08-29 09:12:03,831 INFO L158 Benchmark]: Toolchain (without parser) took 1433.41ms. Allocated memory is still 88.1MB. Free memory was 66.8MB in the beginning and 41.0MB in the end (delta: 25.8MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2023-08-29 09:12:03,832 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 65.0MB. Free memory is still 43.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:12:03,832 INFO L158 Benchmark]: CACSL2BoogieTranslator took 335.37ms. Allocated memory is still 88.1MB. Free memory was 66.6MB in the beginning and 54.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-29 09:12:03,833 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.81ms. Allocated memory is still 88.1MB. Free memory was 54.0MB in the beginning and 51.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 09:12:03,834 INFO L158 Benchmark]: Boogie Preprocessor took 69.74ms. Allocated memory is still 88.1MB. Free memory was 51.2MB in the beginning and 48.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:12:03,834 INFO L158 Benchmark]: RCFGBuilder took 746.95ms. Allocated memory is still 88.1MB. Free memory was 48.8MB in the beginning and 36.1MB in the end (delta: 12.7MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2023-08-29 09:12:03,835 INFO L158 Benchmark]: TraceAbstraction took 201.04ms. Allocated memory is still 88.1MB. Free memory was 35.6MB in the beginning and 41.0MB in the end (delta: -5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 09:12:03,837 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 65.0MB. Free memory is still 43.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 335.37ms. Allocated memory is still 88.1MB. Free memory was 66.6MB in the beginning and 54.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.81ms. Allocated memory is still 88.1MB. Free memory was 54.0MB in the beginning and 51.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.74ms. Allocated memory is still 88.1MB. Free memory was 51.2MB in the beginning and 48.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 746.95ms. Allocated memory is still 88.1MB. Free memory was 48.8MB in the beginning and 36.1MB in the end (delta: 12.7MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * TraceAbstraction took 201.04ms. Allocated memory is still 88.1MB. Free memory was 35.6MB in the beginning and 41.0MB in the end (delta: -5.3MB). 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. [2023-08-29 09:12:03,865 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE