./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix002.opt.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/mix002.opt.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 dab8e857d69436654e6c7f0511b4cf3ecd6cd037fe32ed910d6d601721dfd494 --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 12:18:06,142 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:18:06,144 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:18:06,182 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:18:06,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:18:06,186 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:18:06,188 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:18:06,190 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:18:06,192 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:18:06,196 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:18:06,197 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:18:06,199 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:18:06,200 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:18:06,202 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:18:06,203 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:18:06,209 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:18:06,210 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:18:06,211 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:18:06,212 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:18:06,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:18:06,219 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:18:06,225 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:18:06,226 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:18:06,227 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:18:06,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:18:06,236 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:18:06,236 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:18:06,238 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:18:06,239 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:18:06,240 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:18:06,240 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:18:06,245 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:18:06,246 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:18:06,247 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:18:06,248 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:18:06,249 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:18:06,250 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:18:06,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:18:06,250 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:18:06,251 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:18:06,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:18:06,253 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:18:06,281 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:18:06,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:18:06,282 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:18:06,282 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:18:06,283 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:18:06,283 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:18:06,284 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:18:06,284 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:18:06,284 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:18:06,284 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:18:06,285 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:18:06,285 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:18:06,286 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:18:06,286 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:18:06,286 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:18:06,286 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:18:06,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:18:06,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:18:06,287 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:18:06,287 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:18:06,287 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:18:06,287 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:18:06,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:18:06,288 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:18:06,288 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:18:06,288 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:18:06,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:18:06,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:18:06,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:18:06,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:18:06,289 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:18:06,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:18:06,290 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:18:06,290 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:18:06,290 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:18:06,290 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:18:06,290 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:18:06,290 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dab8e857d69436654e6c7f0511b4cf3ecd6cd037fe32ed910d6d601721dfd494 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:18:06,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:18:06,631 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:18:06,635 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:18:06,636 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:18:06,636 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:18:06,637 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix002.opt.i [2023-08-30 12:18:07,806 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:18:08,061 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:18:08,062 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix002.opt.i [2023-08-30 12:18:08,075 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e772f86c7/2169f3c6d5604dc68b7ef8862fa056c0/FLAG6ba19bb13 [2023-08-30 12:18:08,090 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e772f86c7/2169f3c6d5604dc68b7ef8862fa056c0 [2023-08-30 12:18:08,093 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:18:08,094 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:18:08,095 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:18:08,095 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:18:08,098 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:18:08,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:18:08" (1/1) ... [2023-08-30 12:18:08,100 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69e8fb68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:08, skipping insertion in model container [2023-08-30 12:18:08,100 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:18:08" (1/1) ... [2023-08-30 12:18:08,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:18:08,147 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:18:08,297 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/mix002.opt.i[944,957] [2023-08-30 12:18:08,486 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:18:08,499 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:18:08,510 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/mix002.opt.i[944,957] [2023-08-30 12:18:08,580 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:18:08,614 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:18:08,615 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:18:08,620 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:18:08,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:08 WrapperNode [2023-08-30 12:18:08,621 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:18:08,622 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:18:08,623 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:18:08,623 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:18:08,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:08" (1/1) ... [2023-08-30 12:18:08,655 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:08" (1/1) ... [2023-08-30 12:18:08,695 INFO L138 Inliner]: procedures = 176, calls = 62, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 155 [2023-08-30 12:18:08,696 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:18:08,697 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:18:08,697 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:18:08,698 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:18:08,705 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:08" (1/1) ... [2023-08-30 12:18:08,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:08" (1/1) ... [2023-08-30 12:18:08,721 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:08" (1/1) ... [2023-08-30 12:18:08,722 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:08" (1/1) ... [2023-08-30 12:18:08,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:08" (1/1) ... [2023-08-30 12:18:08,744 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:08" (1/1) ... [2023-08-30 12:18:08,746 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:08" (1/1) ... [2023-08-30 12:18:08,747 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:08" (1/1) ... [2023-08-30 12:18:08,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:18:08,759 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:18:08,759 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:18:08,759 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:18:08,760 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:08" (1/1) ... [2023-08-30 12:18:08,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:18:08,789 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:18:08,799 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 12:18:08,801 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 12:18:08,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:18:08,832 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:18:08,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:18:08,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:18:08,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:18:08,832 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:18:08,832 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:18:08,833 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:18:08,833 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:18:08,833 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:18:08,833 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:18:08,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:18:08,833 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:18:08,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:18:08,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:18:08,835 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 12:18:08,976 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:18:08,978 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:18:09,396 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:18:09,523 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:18:09,524 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:18:09,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:18:09 BoogieIcfgContainer [2023-08-30 12:18:09,526 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:18:09,528 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:18:09,528 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:18:09,530 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:18:09,531 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:18:08" (1/3) ... [2023-08-30 12:18:09,531 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6847ccd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:18:09, skipping insertion in model container [2023-08-30 12:18:09,531 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:08" (2/3) ... [2023-08-30 12:18:09,532 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6847ccd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:18:09, skipping insertion in model container [2023-08-30 12:18:09,532 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:18:09" (3/3) ... [2023-08-30 12:18:09,533 INFO L112 eAbstractionObserver]: Analyzing ICFG mix002.opt.i [2023-08-30 12:18:09,541 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:18:09,548 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:18:09,548 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 12:18:09,548 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:18:09,601 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:18:09,606 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 12:18:09,611 INFO L158 Benchmark]: Toolchain (without parser) took 1516.61ms. Allocated memory is still 73.4MB. Free memory was 45.1MB in the beginning and 27.9MB in the end (delta: 17.2MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2023-08-30 12:18:09,612 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 56.6MB. Free memory was 34.5MB in the beginning and 34.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:18:09,613 INFO L158 Benchmark]: CACSL2BoogieTranslator took 526.27ms. Allocated memory is still 73.4MB. Free memory was 44.9MB in the beginning and 38.4MB in the end (delta: 6.5MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2023-08-30 12:18:09,613 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.73ms. Allocated memory is still 73.4MB. Free memory was 38.4MB in the beginning and 35.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:18:09,614 INFO L158 Benchmark]: Boogie Preprocessor took 61.43ms. Allocated memory is still 73.4MB. Free memory was 35.6MB in the beginning and 33.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:18:09,615 INFO L158 Benchmark]: RCFGBuilder took 767.24ms. Allocated memory is still 73.4MB. Free memory was 33.8MB in the beginning and 38.4MB in the end (delta: -4.6MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2023-08-30 12:18:09,623 INFO L158 Benchmark]: TraceAbstraction took 82.22ms. Allocated memory is still 73.4MB. Free memory was 37.5MB in the beginning and 27.9MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 12:18:09,629 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 56.6MB. Free memory was 34.5MB in the beginning and 34.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 526.27ms. Allocated memory is still 73.4MB. Free memory was 44.9MB in the beginning and 38.4MB in the end (delta: 6.5MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.73ms. Allocated memory is still 73.4MB. Free memory was 38.4MB in the beginning and 35.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.43ms. Allocated memory is still 73.4MB. Free memory was 35.6MB in the beginning and 33.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 767.24ms. Allocated memory is still 73.4MB. Free memory was 33.8MB in the beginning and 38.4MB in the end (delta: -4.6MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * TraceAbstraction took 82.22ms. Allocated memory is still 73.4MB. Free memory was 37.5MB in the beginning and 27.9MB in the end (delta: 9.6MB). 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 12:18:09,658 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/mix002.opt.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 dab8e857d69436654e6c7f0511b4cf3ecd6cd037fe32ed910d6d601721dfd494 --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 12:18:11,498 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:18:11,504 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:18:11,545 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:18:11,548 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:18:11,551 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:18:11,552 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:18:11,555 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:18:11,557 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:18:11,561 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:18:11,562 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:18:11,564 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:18:11,565 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:18:11,567 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:18:11,568 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:18:11,573 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:18:11,574 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:18:11,575 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:18:11,576 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:18:11,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:18:11,583 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:18:11,584 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:18:11,584 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:18:11,585 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:18:11,591 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:18:11,592 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:18:11,592 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:18:11,594 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:18:11,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:18:11,595 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:18:11,595 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:18:11,601 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:18:11,602 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:18:11,603 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:18:11,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:18:11,604 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:18:11,604 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:18:11,605 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:18:11,605 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:18:11,605 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:18:11,606 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:18:11,607 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:18:11,640 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:18:11,640 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:18:11,642 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:18:11,642 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:18:11,642 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:18:11,643 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:18:11,643 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:18:11,643 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:18:11,644 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:18:11,644 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:18:11,649 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:18:11,649 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:18:11,649 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:18:11,649 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:18:11,649 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:18:11,649 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:18:11,650 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:18:11,650 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:18:11,650 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:18:11,650 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:18:11,650 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:18:11,650 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:18:11,651 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:18:11,651 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:18:11,651 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:18:11,651 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:18:11,651 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:18:11,652 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:18:11,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:18:11,652 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:18:11,652 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:18:11,652 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:18:11,653 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:18:11,653 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:18:11,653 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:18:11,653 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:18:11,653 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:18:11,653 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:18:11,654 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:18:11,654 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:18:11,654 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dab8e857d69436654e6c7f0511b4cf3ecd6cd037fe32ed910d6d601721dfd494 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:18:11,929 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:18:11,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:18:11,955 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:18:11,956 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:18:11,956 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:18:11,957 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix002.opt.i [2023-08-30 12:18:13,108 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:18:13,363 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:18:13,363 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix002.opt.i [2023-08-30 12:18:13,375 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4901f869c/f3b2cc46b29044fa8e530ff3379f4428/FLAGc6432df97 [2023-08-30 12:18:13,390 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4901f869c/f3b2cc46b29044fa8e530ff3379f4428 [2023-08-30 12:18:13,393 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:18:13,394 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:18:13,396 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:18:13,397 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:18:13,400 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:18:13,400 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:18:13" (1/1) ... [2023-08-30 12:18:13,401 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c4df5c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:13, skipping insertion in model container [2023-08-30 12:18:13,402 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:18:13" (1/1) ... [2023-08-30 12:18:13,408 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:18:13,452 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:18:13,571 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/mix002.opt.i[944,957] [2023-08-30 12:18:13,813 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:18:13,830 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:18:13,842 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/mix002.opt.i[944,957] [2023-08-30 12:18:13,894 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:18:13,932 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:18:13,933 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:18:13,939 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:18:13,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:13 WrapperNode [2023-08-30 12:18:13,939 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:18:13,941 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:18:13,941 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:18:13,941 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:18:13,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:13" (1/1) ... [2023-08-30 12:18:13,984 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:13" (1/1) ... [2023-08-30 12:18:14,028 INFO L138 Inliner]: procedures = 179, calls = 62, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 156 [2023-08-30 12:18:14,029 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:18:14,030 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:18:14,030 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:18:14,030 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:18:14,038 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:13" (1/1) ... [2023-08-30 12:18:14,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:13" (1/1) ... [2023-08-30 12:18:14,052 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:13" (1/1) ... [2023-08-30 12:18:14,053 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:13" (1/1) ... [2023-08-30 12:18:14,065 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:13" (1/1) ... [2023-08-30 12:18:14,076 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:13" (1/1) ... [2023-08-30 12:18:14,080 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:13" (1/1) ... [2023-08-30 12:18:14,090 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:13" (1/1) ... [2023-08-30 12:18:14,094 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:18:14,097 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:18:14,097 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:18:14,098 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:18:14,098 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:13" (1/1) ... [2023-08-30 12:18:14,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:18:14,116 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:18:14,131 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 12:18:14,153 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 12:18:14,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:18:14,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:18:14,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:18:14,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:18:14,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:18:14,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:18:14,167 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:18:14,167 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:18:14,168 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:18:14,168 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:18:14,168 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:18:14,168 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:18:14,168 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:18:14,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:18:14,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:18:14,170 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 12:18:14,355 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:18:14,357 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:18:14,700 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:18:14,853 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:18:14,853 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:18:14,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:18:14 BoogieIcfgContainer [2023-08-30 12:18:14,856 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:18:14,857 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:18:14,857 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:18:14,860 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:18:14,860 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:18:13" (1/3) ... [2023-08-30 12:18:14,860 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@402bd179 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:18:14, skipping insertion in model container [2023-08-30 12:18:14,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:13" (2/3) ... [2023-08-30 12:18:14,861 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@402bd179 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:18:14, skipping insertion in model container [2023-08-30 12:18:14,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:18:14" (3/3) ... [2023-08-30 12:18:14,863 INFO L112 eAbstractionObserver]: Analyzing ICFG mix002.opt.i [2023-08-30 12:18:14,870 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:18:14,879 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:18:14,879 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 12:18:14,880 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:18:14,940 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:18:14,945 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 12:18:14,951 INFO L158 Benchmark]: Toolchain (without parser) took 1556.07ms. Allocated memory was 65.0MB in the beginning and 81.8MB in the end (delta: 16.8MB). Free memory was 43.7MB in the beginning and 37.8MB in the end (delta: 5.8MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2023-08-30 12:18:14,951 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 65.0MB. Free memory was 42.1MB in the beginning and 42.0MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:18:14,952 INFO L158 Benchmark]: CACSL2BoogieTranslator took 543.50ms. Allocated memory was 65.0MB in the beginning and 81.8MB in the end (delta: 16.8MB). Free memory was 43.5MB in the beginning and 50.4MB in the end (delta: -6.9MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2023-08-30 12:18:14,952 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.34ms. Allocated memory is still 81.8MB. Free memory was 50.4MB in the beginning and 47.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:18:14,953 INFO L158 Benchmark]: Boogie Preprocessor took 66.32ms. Allocated memory is still 81.8MB. Free memory was 47.6MB in the beginning and 45.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:18:14,954 INFO L158 Benchmark]: RCFGBuilder took 759.02ms. Allocated memory is still 81.8MB. Free memory was 45.0MB in the beginning and 51.0MB in the end (delta: -6.0MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2023-08-30 12:18:14,954 INFO L158 Benchmark]: TraceAbstraction took 92.30ms. Allocated memory is still 81.8MB. Free memory was 50.0MB in the beginning and 37.8MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:18:14,962 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 65.0MB. Free memory was 42.1MB in the beginning and 42.0MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 543.50ms. Allocated memory was 65.0MB in the beginning and 81.8MB in the end (delta: 16.8MB). Free memory was 43.5MB in the beginning and 50.4MB in the end (delta: -6.9MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.34ms. Allocated memory is still 81.8MB. Free memory was 50.4MB in the beginning and 47.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.32ms. Allocated memory is still 81.8MB. Free memory was 47.6MB in the beginning and 45.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 759.02ms. Allocated memory is still 81.8MB. Free memory was 45.0MB in the beginning and 51.0MB in the end (delta: -6.0MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. * TraceAbstraction took 92.30ms. Allocated memory is still 81.8MB. Free memory was 50.0MB in the beginning and 37.8MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. 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 12:18:14,985 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