./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix035.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/mix035.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 65062a4b0d520b12bcf8d6a9b80d96fd04b54c0c91d2bd97d502a34cc77f9c59 --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 12:20:10,817 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:20:10,822 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:20:10,856 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:20:10,858 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:20:10,861 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:20:10,864 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:20:10,866 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:20:10,869 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:20:10,870 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:20:10,871 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:20:10,873 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:20:10,874 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:20:10,878 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:20:10,880 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:20:10,887 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:20:10,888 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:20:10,890 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:20:10,892 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:20:10,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:20:10,904 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:20:10,905 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:20:10,907 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:20:10,908 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:20:10,912 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:20:10,912 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:20:10,913 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:20:10,913 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:20:10,914 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:20:10,914 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:20:10,915 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:20:10,915 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:20:10,916 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:20:10,916 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:20:10,917 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:20:10,917 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:20:10,918 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:20:10,918 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:20:10,918 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:20:10,919 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:20:10,920 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:20:10,922 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:20:10,960 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:20:10,960 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:20:10,961 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:20:10,962 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:20:10,963 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:20:10,963 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:20:10,963 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:20:10,963 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:20:10,964 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:20:10,964 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:20:10,965 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:20:10,965 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:20:10,965 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:20:10,965 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:20:10,965 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:20:10,966 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:20:10,966 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:20:10,966 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:20:10,966 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:20:10,966 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:20:10,967 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:20:10,967 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:20:10,967 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:20:10,967 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:20:10,967 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:20:10,967 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:20:10,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:20:10,968 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:20:10,968 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:20:10,968 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:20:10,968 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:20:10,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:20:10,969 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:20:10,969 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:20:10,969 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:20:10,970 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:20:10,970 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:20:10,970 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 65062a4b0d520b12bcf8d6a9b80d96fd04b54c0c91d2bd97d502a34cc77f9c59 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:20:11,286 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:20:11,306 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:20:11,308 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:20:11,309 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:20:11,309 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:20:11,310 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix035.oepc.i [2023-08-30 12:20:12,352 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:20:12,636 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:20:12,636 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix035.oepc.i [2023-08-30 12:20:12,657 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2321be742/0e888c4444b74919b1280e66b6fa06d2/FLAG9af2afe1f [2023-08-30 12:20:12,669 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2321be742/0e888c4444b74919b1280e66b6fa06d2 [2023-08-30 12:20:12,671 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:20:12,672 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:20:12,673 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:20:12,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:20:12,685 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:20:12,686 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:20:12" (1/1) ... [2023-08-30 12:20:12,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6734caa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:12, skipping insertion in model container [2023-08-30 12:20:12,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:20:12" (1/1) ... [2023-08-30 12:20:12,693 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:20:12,738 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:20:12,870 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/mix035.oepc.i[945,958] [2023-08-30 12:20:13,070 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:20:13,081 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:20:13,093 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/mix035.oepc.i[945,958] [2023-08-30 12:20:13,159 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:20:13,209 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:20:13,209 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:20:13,215 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:20:13,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:13 WrapperNode [2023-08-30 12:20:13,215 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:20:13,216 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:20:13,216 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:20:13,217 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:20:13,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:13" (1/1) ... [2023-08-30 12:20:13,251 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:13" (1/1) ... [2023-08-30 12:20:13,280 INFO L138 Inliner]: procedures = 176, calls = 58, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 133 [2023-08-30 12:20:13,280 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:20:13,281 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:20:13,281 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:20:13,281 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:20:13,289 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:13" (1/1) ... [2023-08-30 12:20:13,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:13" (1/1) ... [2023-08-30 12:20:13,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:13" (1/1) ... [2023-08-30 12:20:13,297 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:13" (1/1) ... [2023-08-30 12:20:13,305 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:13" (1/1) ... [2023-08-30 12:20:13,317 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:13" (1/1) ... [2023-08-30 12:20:13,319 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:13" (1/1) ... [2023-08-30 12:20:13,320 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:13" (1/1) ... [2023-08-30 12:20:13,323 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:20:13,324 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:20:13,324 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:20:13,324 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:20:13,325 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:13" (1/1) ... [2023-08-30 12:20:13,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:20:13,339 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:20:13,350 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 12:20:13,369 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 12:20:13,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:20:13,382 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:20:13,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:20:13,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:20:13,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:20:13,383 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:20:13,383 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:20:13,383 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:20:13,383 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:20:13,383 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:20:13,384 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:20:13,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:20:13,384 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:20:13,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:20:13,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:20:13,385 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 12:20:13,595 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:20:13,597 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:20:13,918 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:20:14,038 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:20:14,039 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:20:14,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:20:14 BoogieIcfgContainer [2023-08-30 12:20:14,041 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:20:14,043 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:20:14,043 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:20:14,046 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:20:14,046 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:20:12" (1/3) ... [2023-08-30 12:20:14,047 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47dd21a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:20:14, skipping insertion in model container [2023-08-30 12:20:14,047 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:13" (2/3) ... [2023-08-30 12:20:14,047 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47dd21a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:20:14, skipping insertion in model container [2023-08-30 12:20:14,048 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:20:14" (3/3) ... [2023-08-30 12:20:14,049 INFO L112 eAbstractionObserver]: Analyzing ICFG mix035.oepc.i [2023-08-30 12:20:14,055 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:20:14,064 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:20:14,064 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 12:20:14,064 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:20:14,128 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:20:14,134 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 12:20:14,141 INFO L158 Benchmark]: Toolchain (without parser) took 1467.31ms. Allocated memory was 77.6MB in the beginning and 98.6MB in the end (delta: 21.0MB). Free memory was 54.3MB in the beginning and 64.9MB in the end (delta: -10.6MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2023-08-30 12:20:14,141 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 60.8MB. Free memory is still 38.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:20:14,142 INFO L158 Benchmark]: CACSL2BoogieTranslator took 542.38ms. Allocated memory is still 77.6MB. Free memory was 54.1MB in the beginning and 49.2MB in the end (delta: 5.0MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2023-08-30 12:20:14,143 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.09ms. Allocated memory is still 77.6MB. Free memory was 49.2MB in the beginning and 46.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:20:14,144 INFO L158 Benchmark]: Boogie Preprocessor took 42.17ms. Allocated memory is still 77.6MB. Free memory was 46.8MB in the beginning and 44.9MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:20:14,145 INFO L158 Benchmark]: RCFGBuilder took 717.60ms. Allocated memory was 77.6MB in the beginning and 98.6MB in the end (delta: 21.0MB). Free memory was 44.6MB in the beginning and 75.4MB in the end (delta: -30.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-08-30 12:20:14,146 INFO L158 Benchmark]: TraceAbstraction took 95.74ms. Allocated memory is still 98.6MB. Free memory was 74.7MB in the beginning and 64.9MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 12:20:14,153 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 60.8MB. Free memory is still 38.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 542.38ms. Allocated memory is still 77.6MB. Free memory was 54.1MB in the beginning and 49.2MB in the end (delta: 5.0MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.09ms. Allocated memory is still 77.6MB. Free memory was 49.2MB in the beginning and 46.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.17ms. Allocated memory is still 77.6MB. Free memory was 46.8MB in the beginning and 44.9MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 717.60ms. Allocated memory was 77.6MB in the beginning and 98.6MB in the end (delta: 21.0MB). Free memory was 44.6MB in the beginning and 75.4MB in the end (delta: -30.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 95.74ms. Allocated memory is still 98.6MB. Free memory was 74.7MB in the beginning and 64.9MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. 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 12:20:14,176 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix035.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 65062a4b0d520b12bcf8d6a9b80d96fd04b54c0c91d2bd97d502a34cc77f9c59 --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 12:20:16,074 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:20:16,075 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:20:16,108 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:20:16,108 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:20:16,111 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:20:16,113 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:20:16,116 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:20:16,119 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:20:16,120 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:20:16,121 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:20:16,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:20:16,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:20:16,123 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:20:16,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:20:16,125 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:20:16,125 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:20:16,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:20:16,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:20:16,134 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:20:16,138 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:20:16,142 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:20:16,143 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:20:16,144 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:20:16,149 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:20:16,149 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:20:16,149 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:20:16,151 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:20:16,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:20:16,152 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:20:16,153 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:20:16,154 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:20:16,156 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:20:16,156 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:20:16,157 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:20:16,157 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:20:16,158 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:20:16,158 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:20:16,158 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:20:16,165 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:20:16,168 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:20:16,170 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:20:16,203 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:20:16,203 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:20:16,205 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:20:16,205 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:20:16,206 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:20:16,206 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:20:16,206 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:20:16,206 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:20:16,207 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:20:16,207 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:20:16,208 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:20:16,208 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:20:16,208 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:20:16,208 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:20:16,208 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:20:16,209 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:20:16,209 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:20:16,209 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:20:16,209 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:20:16,209 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:20:16,209 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:20:16,210 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:20:16,210 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:20:16,210 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:20:16,210 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:20:16,210 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:20:16,210 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:20:16,211 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:20:16,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:20:16,211 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:20:16,211 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:20:16,211 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:20:16,212 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:20:16,212 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:20:16,212 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:20:16,212 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:20:16,212 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:20:16,213 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:20:16,213 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:20:16,213 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:20:16,213 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 65062a4b0d520b12bcf8d6a9b80d96fd04b54c0c91d2bd97d502a34cc77f9c59 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:20:16,520 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:20:16,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:20:16,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:20:16,540 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:20:16,540 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:20:16,541 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix035.oepc.i [2023-08-30 12:20:17,752 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:20:18,008 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:20:18,009 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix035.oepc.i [2023-08-30 12:20:18,019 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae254af54/cab7be22681f4d1d8d46e0c64bdc1e30/FLAG7a846a76f [2023-08-30 12:20:18,034 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae254af54/cab7be22681f4d1d8d46e0c64bdc1e30 [2023-08-30 12:20:18,036 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:20:18,037 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:20:18,038 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:20:18,038 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:20:18,041 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:20:18,042 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:20:18" (1/1) ... [2023-08-30 12:20:18,043 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d3c4035 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:18, skipping insertion in model container [2023-08-30 12:20:18,043 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:20:18" (1/1) ... [2023-08-30 12:20:18,049 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:20:18,082 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:20:18,243 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/mix035.oepc.i[945,958] [2023-08-30 12:20:18,468 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:20:18,481 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:20:18,492 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/mix035.oepc.i[945,958] [2023-08-30 12:20:18,545 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:20:18,584 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:20:18,585 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:20:18,597 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:20:18,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:18 WrapperNode [2023-08-30 12:20:18,598 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:20:18,599 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:20:18,599 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:20:18,599 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:20:18,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:18" (1/1) ... [2023-08-30 12:20:18,644 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:18" (1/1) ... [2023-08-30 12:20:18,675 INFO L138 Inliner]: procedures = 179, calls = 58, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 134 [2023-08-30 12:20:18,675 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:20:18,676 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:20:18,676 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:20:18,677 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:20:18,684 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:18" (1/1) ... [2023-08-30 12:20:18,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:18" (1/1) ... [2023-08-30 12:20:18,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:18" (1/1) ... [2023-08-30 12:20:18,697 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:18" (1/1) ... [2023-08-30 12:20:18,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:18" (1/1) ... [2023-08-30 12:20:18,720 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:18" (1/1) ... [2023-08-30 12:20:18,732 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:18" (1/1) ... [2023-08-30 12:20:18,734 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:18" (1/1) ... [2023-08-30 12:20:18,737 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:20:18,746 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:20:18,746 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:20:18,746 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:20:18,747 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:18" (1/1) ... [2023-08-30 12:20:18,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:20:18,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:20:18,777 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 12:20:18,805 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 12:20:18,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:20:18,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:20:18,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:20:18,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:20:18,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:20:18,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:20:18,821 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:20:18,821 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:20:18,821 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:20:18,821 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:20:18,822 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:20:18,822 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:20:18,822 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:20:18,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:20:18,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:20:18,824 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 12:20:18,996 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:20:18,998 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:20:19,358 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:20:19,464 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:20:19,464 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:20:19,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:20:19 BoogieIcfgContainer [2023-08-30 12:20:19,466 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:20:19,473 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:20:19,473 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:20:19,476 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:20:19,476 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:20:18" (1/3) ... [2023-08-30 12:20:19,477 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16daae99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:20:19, skipping insertion in model container [2023-08-30 12:20:19,477 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:18" (2/3) ... [2023-08-30 12:20:19,477 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16daae99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:20:19, skipping insertion in model container [2023-08-30 12:20:19,477 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:20:19" (3/3) ... [2023-08-30 12:20:19,478 INFO L112 eAbstractionObserver]: Analyzing ICFG mix035.oepc.i [2023-08-30 12:20:19,485 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:20:19,493 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:20:19,493 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 12:20:19,493 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:20:19,540 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:20:19,546 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 12:20:19,549 INFO L158 Benchmark]: Toolchain (without parser) took 1511.61ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 35.8MB in the beginning and 34.4MB in the end (delta: 1.3MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2023-08-30 12:20:19,550 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 48.2MB. Free memory was 26.5MB in the beginning and 26.5MB in the end (delta: 52.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:20:19,550 INFO L158 Benchmark]: CACSL2BoogieTranslator took 559.77ms. Allocated memory is still 58.7MB. Free memory was 35.6MB in the beginning and 36.9MB in the end (delta: -1.3MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2023-08-30 12:20:19,551 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.77ms. Allocated memory is still 58.7MB. Free memory was 36.9MB in the beginning and 34.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:20:19,551 INFO L158 Benchmark]: Boogie Preprocessor took 69.37ms. Allocated memory is still 58.7MB. Free memory was 34.6MB in the beginning and 32.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:20:19,552 INFO L158 Benchmark]: RCFGBuilder took 720.34ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 32.0MB in the beginning and 30.8MB in the end (delta: 1.3MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2023-08-30 12:20:19,552 INFO L158 Benchmark]: TraceAbstraction took 75.18ms. Allocated memory is still 71.3MB. Free memory was 46.7MB in the beginning and 34.4MB in the end (delta: 12.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 12:20:19,555 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 48.2MB. Free memory was 26.5MB in the beginning and 26.5MB in the end (delta: 52.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 559.77ms. Allocated memory is still 58.7MB. Free memory was 35.6MB in the beginning and 36.9MB in the end (delta: -1.3MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.77ms. Allocated memory is still 58.7MB. Free memory was 36.9MB in the beginning and 34.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.37ms. Allocated memory is still 58.7MB. Free memory was 34.6MB in the beginning and 32.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 720.34ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 32.0MB in the beginning and 30.8MB in the end (delta: 1.3MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * TraceAbstraction took 75.18ms. Allocated memory is still 71.3MB. Free memory was 46.7MB in the beginning and 34.4MB in the end (delta: 12.3MB). Peak memory consumption was 10.5MB. 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 12:20:19,576 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