./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix009.oepc.i --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/pthread-wmm/mix009.oepc.i -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 4dcfd24df13a4fc35e028ca53c41591d13aa2fa957261180f0dd9c1764b57d13 --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 22:20:59,149 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:20:59,151 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:20:59,200 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:20:59,203 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:20:59,206 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:20:59,209 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:20:59,212 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:20:59,214 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:20:59,220 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:20:59,221 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:20:59,222 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:20:59,223 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:20:59,224 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:20:59,225 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:20:59,226 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:20:59,229 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:20:59,230 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:20:59,232 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:20:59,234 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:20:59,238 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:20:59,243 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:20:59,244 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:20:59,244 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:20:59,247 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:20:59,249 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:20:59,249 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:20:59,250 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:20:59,251 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:20:59,252 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:20:59,252 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:20:59,254 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:20:59,255 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:20:59,256 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:20:59,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:20:59,257 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:20:59,258 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:20:59,258 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:20:59,258 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:20:59,259 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:20:59,259 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:20:59,261 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:20:59,297 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:20:59,297 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:20:59,298 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:20:59,299 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:20:59,299 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:20:59,300 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:20:59,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:20:59,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:20:59,301 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:20:59,301 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:20:59,302 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:20:59,302 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:20:59,302 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:20:59,302 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:20:59,302 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:20:59,302 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:20:59,303 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:20:59,303 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:20:59,303 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:20:59,303 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:20:59,303 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:20:59,304 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:20:59,304 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:20:59,304 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:20:59,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:20:59,304 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:20:59,305 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:20:59,305 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:20:59,305 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:20:59,305 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:20:59,305 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:20:59,305 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:20:59,306 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:20:59,306 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:20:59,306 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:20:59,306 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4dcfd24df13a4fc35e028ca53c41591d13aa2fa957261180f0dd9c1764b57d13 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:20:59,589 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:20:59,606 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:20:59,608 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:20:59,609 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:20:59,609 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:20:59,611 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix009.oepc.i [2023-08-30 22:21:00,861 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:21:01,135 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:21:01,136 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix009.oepc.i [2023-08-30 22:21:01,155 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5f8ee175/951ac780a4994a558c8c10b4d8f20c0b/FLAG0d0291a5b [2023-08-30 22:21:01,175 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5f8ee175/951ac780a4994a558c8c10b4d8f20c0b [2023-08-30 22:21:01,178 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:21:01,179 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:21:01,180 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:21:01,180 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:21:01,183 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:21:01,183 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:21:01" (1/1) ... [2023-08-30 22:21:01,184 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5816c730 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:01, skipping insertion in model container [2023-08-30 22:21:01,184 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:21:01" (1/1) ... [2023-08-30 22:21:01,190 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:21:01,240 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:21:01,401 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix009.oepc.i[945,958] [2023-08-30 22:21:01,577 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:21:01,586 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:21:01,603 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix009.oepc.i[945,958] [2023-08-30 22:21:01,634 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:21:01,673 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:21:01,673 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:21:01,679 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:21:01,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:01 WrapperNode [2023-08-30 22:21:01,680 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:21:01,681 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:21:01,682 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:21:01,682 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:21:01,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:01" (1/1) ... [2023-08-30 22:21:01,717 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:01" (1/1) ... [2023-08-30 22:21:01,753 INFO L138 Inliner]: procedures = 175, calls = 47, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 122 [2023-08-30 22:21:01,754 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:21:01,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:21:01,755 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:21:01,756 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:21:01,763 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:01" (1/1) ... [2023-08-30 22:21:01,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:01" (1/1) ... [2023-08-30 22:21:01,780 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:01" (1/1) ... [2023-08-30 22:21:01,781 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:01" (1/1) ... [2023-08-30 22:21:01,787 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:01" (1/1) ... [2023-08-30 22:21:01,797 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:01" (1/1) ... [2023-08-30 22:21:01,806 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:01" (1/1) ... [2023-08-30 22:21:01,807 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:01" (1/1) ... [2023-08-30 22:21:01,810 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:21:01,811 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:21:01,811 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:21:01,811 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:21:01,811 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:01" (1/1) ... [2023-08-30 22:21:01,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:21:01,833 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:21:01,844 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 22:21:01,852 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 22:21:01,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:21:01,874 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:21:01,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:21:01,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:21:01,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:21:01,876 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:21:01,876 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:21:01,876 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:21:01,877 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:21:01,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:21:01,877 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:21:01,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:21:01,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:21:01,878 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 22:21:02,002 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:21:02,004 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:21:02,318 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:21:02,439 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:21:02,439 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:21:02,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:21:02 BoogieIcfgContainer [2023-08-30 22:21:02,441 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:21:02,443 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:21:02,444 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:21:02,446 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:21:02,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:21:01" (1/3) ... [2023-08-30 22:21:02,447 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cfcf58d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:21:02, skipping insertion in model container [2023-08-30 22:21:02,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:01" (2/3) ... [2023-08-30 22:21:02,447 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cfcf58d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:21:02, skipping insertion in model container [2023-08-30 22:21:02,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:21:02" (3/3) ... [2023-08-30 22:21:02,449 INFO L112 eAbstractionObserver]: Analyzing ICFG mix009.oepc.i [2023-08-30 22:21:02,455 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:21:02,463 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:21:02,463 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:21:02,463 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:21:02,500 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:21:02,506 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 22:21:02,510 INFO L158 Benchmark]: Toolchain (without parser) took 1330.36ms. Allocated memory was 65.0MB in the beginning and 92.3MB in the end (delta: 27.3MB). Free memory was 43.8MB in the beginning and 46.6MB in the end (delta: -2.8MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2023-08-30 22:21:02,511 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 65.0MB. Free memory was 42.3MB in the beginning and 42.3MB in the end (delta: 49.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:21:02,511 INFO L158 Benchmark]: CACSL2BoogieTranslator took 500.43ms. Allocated memory was 65.0MB in the beginning and 92.3MB in the end (delta: 27.3MB). Free memory was 43.6MB in the beginning and 62.9MB in the end (delta: -19.3MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2023-08-30 22:21:02,512 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.51ms. Allocated memory is still 92.3MB. Free memory was 62.9MB in the beginning and 60.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:21:02,512 INFO L158 Benchmark]: Boogie Preprocessor took 54.95ms. Allocated memory is still 92.3MB. Free memory was 60.4MB in the beginning and 58.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:21:02,513 INFO L158 Benchmark]: RCFGBuilder took 631.09ms. Allocated memory is still 92.3MB. Free memory was 58.8MB in the beginning and 55.7MB in the end (delta: 3.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-08-30 22:21:02,513 INFO L158 Benchmark]: TraceAbstraction took 65.06ms. Allocated memory is still 92.3MB. Free memory was 55.1MB in the beginning and 46.6MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 22:21:02,516 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 65.0MB. Free memory was 42.3MB in the beginning and 42.3MB in the end (delta: 49.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 500.43ms. Allocated memory was 65.0MB in the beginning and 92.3MB in the end (delta: 27.3MB). Free memory was 43.6MB in the beginning and 62.9MB in the end (delta: -19.3MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.51ms. Allocated memory is still 92.3MB. Free memory was 62.9MB in the beginning and 60.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.95ms. Allocated memory is still 92.3MB. Free memory was 60.4MB in the beginning and 58.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 631.09ms. Allocated memory is still 92.3MB. Free memory was 58.8MB in the beginning and 55.7MB in the end (delta: 3.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 65.06ms. Allocated memory is still 92.3MB. Free memory was 55.1MB in the beginning and 46.6MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:21:02,536 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix009.oepc.i -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 4dcfd24df13a4fc35e028ca53c41591d13aa2fa957261180f0dd9c1764b57d13 --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 22:21:04,411 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:21:04,414 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:21:04,455 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:21:04,456 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:21:04,459 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:21:04,460 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:21:04,463 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:21:04,465 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:21:04,470 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:21:04,471 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:21:04,473 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:21:04,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:21:04,476 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:21:04,477 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:21:04,480 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:21:04,480 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:21:04,481 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:21:04,482 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:21:04,483 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:21:04,493 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:21:04,494 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:21:04,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:21:04,496 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:21:04,504 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:21:04,505 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:21:04,505 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:21:04,507 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:21:04,507 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:21:04,508 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:21:04,508 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:21:04,510 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:21:04,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:21:04,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:21:04,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:21:04,513 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:21:04,514 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:21:04,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:21:04,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:21:04,515 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:21:04,515 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:21:04,517 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:21:04,551 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:21:04,551 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:21:04,552 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:21:04,552 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:21:04,553 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:21:04,553 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:21:04,554 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:21:04,554 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:21:04,554 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:21:04,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:21:04,555 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:21:04,555 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:21:04,556 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:21:04,556 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:21:04,556 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:21:04,556 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:21:04,556 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:21:04,557 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:21:04,557 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:21:04,557 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:21:04,557 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:21:04,557 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:21:04,557 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:21:04,558 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:21:04,558 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:21:04,558 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:21:04,558 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:21:04,559 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:21:04,559 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:21:04,559 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:21:04,559 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:21:04,559 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:21:04,560 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:21:04,560 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:21:04,560 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:21:04,560 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:21:04,560 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:21:04,560 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:21:04,561 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4dcfd24df13a4fc35e028ca53c41591d13aa2fa957261180f0dd9c1764b57d13 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:21:04,855 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:21:04,871 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:21:04,873 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:21:04,874 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:21:04,874 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:21:04,876 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix009.oepc.i [2023-08-30 22:21:06,073 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:21:06,419 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:21:06,419 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix009.oepc.i [2023-08-30 22:21:06,429 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/807e5129f/890c3237d2454bb2af8b4e6b5db13eee/FLAG728186238 [2023-08-30 22:21:06,444 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/807e5129f/890c3237d2454bb2af8b4e6b5db13eee [2023-08-30 22:21:06,447 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:21:06,448 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:21:06,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:21:06,449 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:21:06,452 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:21:06,452 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:21:06" (1/1) ... [2023-08-30 22:21:06,453 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@373d8a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:06, skipping insertion in model container [2023-08-30 22:21:06,453 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:21:06" (1/1) ... [2023-08-30 22:21:06,459 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:21:06,496 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:21:06,635 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix009.oepc.i[945,958] [2023-08-30 22:21:06,819 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:21:06,835 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:21:06,848 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix009.oepc.i[945,958] [2023-08-30 22:21:06,910 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:21:06,948 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:21:06,949 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 22:21:06,954 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:21:06,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:06 WrapperNode [2023-08-30 22:21:06,955 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:21:06,956 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:21:06,956 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:21:06,956 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:21:06,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:06" (1/1) ... [2023-08-30 22:21:06,991 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:06" (1/1) ... [2023-08-30 22:21:07,014 INFO L138 Inliner]: procedures = 178, calls = 47, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 123 [2023-08-30 22:21:07,014 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:21:07,015 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:21:07,015 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:21:07,015 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:21:07,022 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:06" (1/1) ... [2023-08-30 22:21:07,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:06" (1/1) ... [2023-08-30 22:21:07,026 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:06" (1/1) ... [2023-08-30 22:21:07,026 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:06" (1/1) ... [2023-08-30 22:21:07,036 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:06" (1/1) ... [2023-08-30 22:21:07,047 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:06" (1/1) ... [2023-08-30 22:21:07,050 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:06" (1/1) ... [2023-08-30 22:21:07,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:06" (1/1) ... [2023-08-30 22:21:07,063 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:21:07,071 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:21:07,071 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:21:07,071 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:21:07,072 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:06" (1/1) ... [2023-08-30 22:21:07,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:21:07,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:21:07,100 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 22:21:07,106 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 22:21:07,134 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 22:21:07,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:21:07,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:21:07,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:21:07,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:21:07,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:21:07,135 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 22:21:07,136 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 22:21:07,136 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 22:21:07,136 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 22:21:07,136 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 22:21:07,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:21:07,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:21:07,138 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 22:21:07,258 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:21:07,260 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:21:07,679 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:21:07,828 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:21:07,828 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:21:07,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:21:07 BoogieIcfgContainer [2023-08-30 22:21:07,830 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:21:07,832 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:21:07,833 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:21:07,835 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:21:07,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:21:06" (1/3) ... [2023-08-30 22:21:07,836 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e3e280f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:21:07, skipping insertion in model container [2023-08-30 22:21:07,836 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:21:06" (2/3) ... [2023-08-30 22:21:07,837 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e3e280f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:21:07, skipping insertion in model container [2023-08-30 22:21:07,837 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:21:07" (3/3) ... [2023-08-30 22:21:07,838 INFO L112 eAbstractionObserver]: Analyzing ICFG mix009.oepc.i [2023-08-30 22:21:07,845 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:21:07,853 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:21:07,854 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-08-30 22:21:07,854 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:21:07,917 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:21:07,923 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 22:21:07,928 INFO L158 Benchmark]: Toolchain (without parser) took 1479.17ms. Allocated memory is still 86.0MB. Free memory was 62.5MB in the beginning and 54.7MB in the end (delta: 7.8MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. [2023-08-30 22:21:07,928 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 67.1MB. Free memory was 45.1MB in the beginning and 45.1MB in the end (delta: 58.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:21:07,929 INFO L158 Benchmark]: CACSL2BoogieTranslator took 506.16ms. Allocated memory is still 86.0MB. Free memory was 62.3MB in the beginning and 58.8MB in the end (delta: 3.5MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2023-08-30 22:21:07,929 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.05ms. Allocated memory is still 86.0MB. Free memory was 58.8MB in the beginning and 56.4MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 22:21:07,930 INFO L158 Benchmark]: Boogie Preprocessor took 55.53ms. Allocated memory is still 86.0MB. Free memory was 56.4MB in the beginning and 54.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:21:07,931 INFO L158 Benchmark]: RCFGBuilder took 759.25ms. Allocated memory is still 86.0MB. Free memory was 54.0MB in the beginning and 40.0MB in the end (delta: 14.0MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2023-08-30 22:21:07,932 INFO L158 Benchmark]: TraceAbstraction took 93.78ms. Allocated memory is still 86.0MB. Free memory was 39.1MB in the beginning and 54.7MB in the end (delta: -15.6MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2023-08-30 22:21:07,938 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 67.1MB. Free memory was 45.1MB in the beginning and 45.1MB in the end (delta: 58.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 506.16ms. Allocated memory is still 86.0MB. Free memory was 62.3MB in the beginning and 58.8MB in the end (delta: 3.5MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.05ms. Allocated memory is still 86.0MB. Free memory was 58.8MB in the beginning and 56.4MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.53ms. Allocated memory is still 86.0MB. Free memory was 56.4MB in the beginning and 54.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 759.25ms. Allocated memory is still 86.0MB. Free memory was 54.0MB in the beginning and 40.0MB in the end (delta: 14.0MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. * TraceAbstraction took 93.78ms. Allocated memory is still 86.0MB. Free memory was 39.1MB in the beginning and 54.7MB in the end (delta: -15.6MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:21:07,963 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