./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix006_tso.oepc.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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/mix006_tso.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a555daf8b3d43d9709cd95be6561d3a47f75ee906fd0e296710c365eb1f220a2 --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 12:18:21,946 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:18:21,947 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:18:21,967 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:18:21,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:18:21,968 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:18:21,969 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:18:21,970 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:18:21,971 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:18:21,972 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:18:21,973 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:18:21,973 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:18:21,974 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:18:21,974 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:18:21,975 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:18:21,976 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:18:21,976 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:18:21,977 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:18:21,978 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:18:21,980 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:18:21,986 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:18:21,993 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:18:21,995 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:18:21,996 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:18:22,003 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:18:22,007 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:18:22,007 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:18:22,008 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:18:22,008 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:18:22,009 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:18:22,009 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:18:22,010 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:18:22,010 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:18:22,010 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:18:22,011 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:18:22,011 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:18:22,012 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:18:22,012 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:18:22,012 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:18:22,013 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:18:22,013 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:18:22,017 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:18:22,037 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:18:22,037 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:18:22,038 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:18:22,038 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:18:22,039 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:18:22,039 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:18:22,040 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:18:22,040 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:18:22,040 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:18:22,040 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:18:22,041 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:18:22,041 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:18:22,041 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:18:22,041 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:18:22,042 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:18:22,042 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:18:22,042 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:18:22,042 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:18:22,042 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:18:22,042 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:18:22,042 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:18:22,043 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:18:22,043 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:18:22,043 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:18:22,043 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:18:22,043 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:18:22,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:18:22,044 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:18:22,044 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:18:22,044 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:18:22,044 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:18:22,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:18:22,044 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:18:22,045 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:18:22,045 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:18:22,045 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:18:22,045 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:18:22,045 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a555daf8b3d43d9709cd95be6561d3a47f75ee906fd0e296710c365eb1f220a2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:18:22,250 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:18:22,266 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:18:22,268 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:18:22,269 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:18:22,269 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:18:22,270 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix006_tso.oepc.i [2023-08-30 12:18:23,163 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:18:23,384 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:18:23,385 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix006_tso.oepc.i [2023-08-30 12:18:23,393 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/773708df3/1743b27e38fe4e61ba0011cc27662ada/FLAG734c3d82b [2023-08-30 12:18:23,402 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/773708df3/1743b27e38fe4e61ba0011cc27662ada [2023-08-30 12:18:23,404 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:18:23,405 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:18:23,410 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:18:23,410 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:18:23,412 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:18:23,412 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:18:23" (1/1) ... [2023-08-30 12:18:23,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12bac1fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:23, skipping insertion in model container [2023-08-30 12:18:23,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:18:23" (1/1) ... [2023-08-30 12:18:23,419 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:18:23,458 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:18:23,597 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/mix006_tso.oepc.i[949,962] [2023-08-30 12:18:23,811 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:18:23,822 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:18:23,837 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/mix006_tso.oepc.i[949,962] [2023-08-30 12:18:23,880 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:18:23,908 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:18:23,908 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:18:23,912 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:18:23,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:23 WrapperNode [2023-08-30 12:18:23,913 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:18:23,914 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:18:23,914 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:18:23,914 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:18:23,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:23" (1/1) ... [2023-08-30 12:18:23,947 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:23" (1/1) ... [2023-08-30 12:18:23,973 INFO L138 Inliner]: procedures = 176, calls = 59, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 268 [2023-08-30 12:18:23,974 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:18:23,974 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:18:23,974 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:18:23,975 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:18:23,983 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:23" (1/1) ... [2023-08-30 12:18:23,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:23" (1/1) ... [2023-08-30 12:18:23,992 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:23" (1/1) ... [2023-08-30 12:18:23,994 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:23" (1/1) ... [2023-08-30 12:18:24,007 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:23" (1/1) ... [2023-08-30 12:18:24,009 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:23" (1/1) ... [2023-08-30 12:18:24,010 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:23" (1/1) ... [2023-08-30 12:18:24,012 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:23" (1/1) ... [2023-08-30 12:18:24,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:18:24,015 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:18:24,015 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:18:24,015 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:18:24,015 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:23" (1/1) ... [2023-08-30 12:18:24,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:18:24,036 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:18:24,046 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 12:18:24,069 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 12:18:24,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:18:24,081 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:18:24,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:18:24,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:18:24,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:18:24,081 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:18:24,081 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:18:24,081 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:18:24,082 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:18:24,082 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:18:24,082 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:18:24,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:18:24,082 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:18:24,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:18:24,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:18:24,083 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 12:18:24,193 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:18:24,195 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:18:24,524 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:18:24,682 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:18:24,683 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:18:24,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:18:24 BoogieIcfgContainer [2023-08-30 12:18:24,684 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:18:24,685 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:18:24,685 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:18:24,687 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:18:24,687 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:18:23" (1/3) ... [2023-08-30 12:18:24,688 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ab57eda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:18:24, skipping insertion in model container [2023-08-30 12:18:24,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:23" (2/3) ... [2023-08-30 12:18:24,688 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ab57eda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:18:24, skipping insertion in model container [2023-08-30 12:18:24,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:18:24" (3/3) ... [2023-08-30 12:18:24,689 INFO L112 eAbstractionObserver]: Analyzing ICFG mix006_tso.oepc.i [2023-08-30 12:18:24,694 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:18:24,700 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:18:24,700 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 12:18:24,700 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:18:24,747 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:18:24,751 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 12:18:24,756 INFO L158 Benchmark]: Toolchain (without parser) took 1350.21ms. Allocated memory was 86.0MB in the beginning and 119.5MB in the end (delta: 33.6MB). Free memory was 62.1MB in the beginning and 86.3MB in the end (delta: -24.2MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. [2023-08-30 12:18:24,756 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 65.0MB. Free memory was 43.2MB in the beginning and 43.2MB in the end (delta: 81.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:18:24,757 INFO L158 Benchmark]: CACSL2BoogieTranslator took 503.58ms. Allocated memory is still 86.0MB. Free memory was 61.9MB in the beginning and 54.0MB in the end (delta: 8.0MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2023-08-30 12:18:24,757 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.12ms. Allocated memory is still 86.0MB. Free memory was 54.0MB in the beginning and 49.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:18:24,758 INFO L158 Benchmark]: Boogie Preprocessor took 39.82ms. Allocated memory is still 86.0MB. Free memory was 49.8MB in the beginning and 47.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:18:24,759 INFO L158 Benchmark]: RCFGBuilder took 669.62ms. Allocated memory is still 86.0MB. Free memory was 47.3MB in the beginning and 35.7MB in the end (delta: 11.6MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2023-08-30 12:18:24,759 INFO L158 Benchmark]: TraceAbstraction took 69.18ms. Allocated memory was 86.0MB in the beginning and 119.5MB in the end (delta: 33.6MB). Free memory was 35.1MB in the beginning and 86.3MB in the end (delta: -51.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 12:18:24,765 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 65.0MB. Free memory was 43.2MB in the beginning and 43.2MB in the end (delta: 81.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 503.58ms. Allocated memory is still 86.0MB. Free memory was 61.9MB in the beginning and 54.0MB in the end (delta: 8.0MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.12ms. Allocated memory is still 86.0MB. Free memory was 54.0MB in the beginning and 49.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.82ms. Allocated memory is still 86.0MB. Free memory was 49.8MB in the beginning and 47.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 669.62ms. Allocated memory is still 86.0MB. Free memory was 47.3MB in the beginning and 35.7MB in the end (delta: 11.6MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. * TraceAbstraction took 69.18ms. Allocated memory was 86.0MB in the beginning and 119.5MB in the end (delta: 33.6MB). Free memory was 35.1MB in the beginning and 86.3MB in the end (delta: -51.2MB). 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 12:18:24,795 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/mix006_tso.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a555daf8b3d43d9709cd95be6561d3a47f75ee906fd0e296710c365eb1f220a2 --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 12:18:26,303 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:18:26,304 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:18:26,335 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:18:26,338 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:18:26,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:18:26,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:18:26,345 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:18:26,346 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:18:26,350 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:18:26,351 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:18:26,353 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:18:26,355 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:18:26,356 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:18:26,357 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:18:26,358 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:18:26,358 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:18:26,360 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:18:26,362 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:18:26,363 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:18:26,376 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:18:26,377 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:18:26,378 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:18:26,379 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:18:26,380 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:18:26,381 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:18:26,381 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:18:26,381 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:18:26,382 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:18:26,382 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:18:26,383 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:18:26,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:18:26,383 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:18:26,384 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:18:26,385 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:18:26,385 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:18:26,385 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:18:26,385 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:18:26,386 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:18:26,386 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:18:26,387 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:18:26,388 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:18:26,411 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:18:26,412 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:18:26,413 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:18:26,413 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:18:26,413 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:18:26,414 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:18:26,414 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:18:26,414 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:18:26,414 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:18:26,415 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:18:26,415 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:18:26,415 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:18:26,415 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:18:26,416 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:18:26,416 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:18:26,416 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:18:26,416 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:18:26,416 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:18:26,416 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:18:26,416 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:18:26,417 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:18:26,417 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:18:26,417 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:18:26,417 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:18:26,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:18:26,417 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:18:26,418 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:18:26,418 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:18:26,418 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:18:26,418 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:18:26,418 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:18:26,418 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:18:26,419 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:18:26,419 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:18:26,419 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:18:26,419 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:18:26,419 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:18:26,419 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:18:26,419 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:18:26,420 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:18:26,420 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a555daf8b3d43d9709cd95be6561d3a47f75ee906fd0e296710c365eb1f220a2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:18:26,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:18:26,682 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:18:26,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:18:26,685 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:18:26,685 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:18:26,686 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix006_tso.oepc.i [2023-08-30 12:18:27,610 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:18:27,800 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:18:27,800 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix006_tso.oepc.i [2023-08-30 12:18:27,818 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34ffae436/ae302c7371d9427dac3cb4db14c9748f/FLAG126c58353 [2023-08-30 12:18:27,828 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34ffae436/ae302c7371d9427dac3cb4db14c9748f [2023-08-30 12:18:27,830 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:18:27,831 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:18:27,832 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:18:27,832 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:18:27,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:18:27,844 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:18:27" (1/1) ... [2023-08-30 12:18:27,845 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f09c4f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:27, skipping insertion in model container [2023-08-30 12:18:27,845 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:18:27" (1/1) ... [2023-08-30 12:18:27,849 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:18:27,882 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:18:28,019 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/mix006_tso.oepc.i[949,962] [2023-08-30 12:18:28,203 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:18:28,220 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:18:28,227 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/mix006_tso.oepc.i[949,962] [2023-08-30 12:18:28,277 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:18:28,308 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:18:28,308 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:18:28,312 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:18:28,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:28 WrapperNode [2023-08-30 12:18:28,313 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:18:28,314 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:18:28,314 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:18:28,314 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:18:28,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:28" (1/1) ... [2023-08-30 12:18:28,346 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:28" (1/1) ... [2023-08-30 12:18:28,377 INFO L138 Inliner]: procedures = 179, calls = 59, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 269 [2023-08-30 12:18:28,378 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:18:28,379 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:18:28,379 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:18:28,379 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:18:28,392 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:28" (1/1) ... [2023-08-30 12:18:28,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:28" (1/1) ... [2023-08-30 12:18:28,404 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:28" (1/1) ... [2023-08-30 12:18:28,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:28" (1/1) ... [2023-08-30 12:18:28,416 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:28" (1/1) ... [2023-08-30 12:18:28,417 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:28" (1/1) ... [2023-08-30 12:18:28,419 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:28" (1/1) ... [2023-08-30 12:18:28,420 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:28" (1/1) ... [2023-08-30 12:18:28,423 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:18:28,424 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:18:28,424 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:18:28,424 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:18:28,425 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:28" (1/1) ... [2023-08-30 12:18:28,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:18:28,456 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:18:28,466 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 12:18:28,474 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 12:18:28,491 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:18:28,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:18:28,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:18:28,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:18:28,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:18:28,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:18:28,492 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:18:28,492 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:18:28,493 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:18:28,493 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:18:28,493 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:18:28,493 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:18:28,493 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:18:28,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:18:28,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:18:28,494 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 12:18:28,640 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:18:28,642 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:18:28,991 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:18:29,190 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:18:29,190 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:18:29,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:18:29 BoogieIcfgContainer [2023-08-30 12:18:29,193 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:18:29,194 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:18:29,194 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:18:29,196 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:18:29,196 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:18:27" (1/3) ... [2023-08-30 12:18:29,196 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c865044 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:18:29, skipping insertion in model container [2023-08-30 12:18:29,197 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:28" (2/3) ... [2023-08-30 12:18:29,197 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c865044 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:18:29, skipping insertion in model container [2023-08-30 12:18:29,198 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:18:29" (3/3) ... [2023-08-30 12:18:29,198 INFO L112 eAbstractionObserver]: Analyzing ICFG mix006_tso.oepc.i [2023-08-30 12:18:29,203 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:18:29,210 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:18:29,210 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 12:18:29,210 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:18:29,254 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:18:29,258 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 12:18:29,262 INFO L158 Benchmark]: Toolchain (without parser) took 1431.09ms. Allocated memory was 77.6MB in the beginning and 96.5MB in the end (delta: 18.9MB). Free memory was 48.3MB in the beginning and 46.1MB in the end (delta: 2.2MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2023-08-30 12:18:29,263 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 56.6MB. Free memory is still 34.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:18:29,263 INFO L158 Benchmark]: CACSL2BoogieTranslator took 481.39ms. Allocated memory is still 77.6MB. Free memory was 48.0MB in the beginning and 37.4MB in the end (delta: 10.6MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2023-08-30 12:18:29,264 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.00ms. Allocated memory is still 77.6MB. Free memory was 37.4MB in the beginning and 33.7MB in the end (delta: 3.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:18:29,264 INFO L158 Benchmark]: Boogie Preprocessor took 44.79ms. Allocated memory is still 77.6MB. Free memory was 33.7MB in the beginning and 53.7MB in the end (delta: -20.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:18:29,265 INFO L158 Benchmark]: RCFGBuilder took 768.69ms. Allocated memory was 77.6MB in the beginning and 96.5MB in the end (delta: 18.9MB). Free memory was 53.7MB in the beginning and 62.9MB in the end (delta: -9.2MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2023-08-30 12:18:29,265 INFO L158 Benchmark]: TraceAbstraction took 67.45ms. Allocated memory is still 96.5MB. Free memory was 62.2MB in the beginning and 46.1MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-30 12:18:29,271 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 56.6MB. Free memory is still 34.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 481.39ms. Allocated memory is still 77.6MB. Free memory was 48.0MB in the beginning and 37.4MB in the end (delta: 10.6MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.00ms. Allocated memory is still 77.6MB. Free memory was 37.4MB in the beginning and 33.7MB in the end (delta: 3.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.79ms. Allocated memory is still 77.6MB. Free memory was 33.7MB in the beginning and 53.7MB in the end (delta: -20.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 768.69ms. Allocated memory was 77.6MB in the beginning and 96.5MB in the end (delta: 18.9MB). Free memory was 53.7MB in the beginning and 62.9MB in the end (delta: -9.2MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. * TraceAbstraction took 67.45ms. Allocated memory is still 96.5MB. Free memory was 62.2MB in the beginning and 46.1MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:18:29,297 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE