./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe028_power.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/safe028_power.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 0d78821bc3a287b999f98be361d707254bd2fa61b63b525cf42d392168336d80 --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 12:24:29,114 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:24:29,116 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:24:29,152 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:24:29,154 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:24:29,157 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:24:29,158 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:24:29,160 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:24:29,162 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:24:29,165 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:24:29,166 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:24:29,168 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:24:29,168 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:24:29,170 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:24:29,171 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:24:29,174 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:24:29,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:24:29,176 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:24:29,177 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:24:29,180 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:24:29,181 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:24:29,186 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:24:29,186 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:24:29,187 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:24:29,192 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:24:29,192 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:24:29,192 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:24:29,194 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:24:29,194 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:24:29,195 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:24:29,195 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:24:29,199 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:24:29,200 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:24:29,201 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:24:29,202 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:24:29,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:24:29,202 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:24:29,203 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:24:29,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:24:29,203 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:24:29,204 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:24:29,205 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:24:29,231 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:24:29,231 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:24:29,232 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:24:29,232 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:24:29,233 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:24:29,233 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:24:29,233 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:24:29,233 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:24:29,234 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:24:29,234 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:24:29,234 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:24:29,235 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:24:29,235 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:24:29,235 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:24:29,235 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:24:29,235 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:24:29,235 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:24:29,235 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:24:29,236 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:24:29,236 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:24:29,236 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:24:29,236 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:24:29,236 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:24:29,236 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:24:29,236 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:24:29,237 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:24:29,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:24:29,237 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:24:29,237 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:24:29,237 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:24:29,237 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:24:29,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:24:29,238 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:24:29,238 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:24:29,238 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:24:29,238 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:24:29,238 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:24:29,238 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d78821bc3a287b999f98be361d707254bd2fa61b63b525cf42d392168336d80 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:24:29,507 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:24:29,525 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:24:29,527 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:24:29,528 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:24:29,528 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:24:29,529 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe028_power.i [2023-08-30 12:24:30,581 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:24:30,727 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:24:30,728 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe028_power.i [2023-08-30 12:24:30,752 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0317f7bd9/2e3a324a11b5438c840d1ae073da1586/FLAG73a566b7d [2023-08-30 12:24:30,769 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0317f7bd9/2e3a324a11b5438c840d1ae073da1586 [2023-08-30 12:24:30,770 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:24:30,771 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:24:30,773 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:24:30,774 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:24:30,776 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:24:30,776 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:24:30" (1/1) ... [2023-08-30 12:24:30,777 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4289d08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:30, skipping insertion in model container [2023-08-30 12:24:30,777 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:24:30" (1/1) ... [2023-08-30 12:24:30,782 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:24:30,822 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:24:30,957 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/safe028_power.i[990,1003] [2023-08-30 12:24:31,147 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:24:31,155 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:24:31,168 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/safe028_power.i[990,1003] [2023-08-30 12:24:31,192 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:24:31,232 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:24:31,232 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:24:31,237 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:24:31,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:31 WrapperNode [2023-08-30 12:24:31,237 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:24:31,238 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:24:31,239 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:24:31,239 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:24:31,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:31" (1/1) ... [2023-08-30 12:24:31,262 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:31" (1/1) ... [2023-08-30 12:24:31,279 INFO L138 Inliner]: procedures = 176, calls = 77, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 180 [2023-08-30 12:24:31,279 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:24:31,280 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:24:31,280 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:24:31,280 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:24:31,286 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:31" (1/1) ... [2023-08-30 12:24:31,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:31" (1/1) ... [2023-08-30 12:24:31,290 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:31" (1/1) ... [2023-08-30 12:24:31,290 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:31" (1/1) ... [2023-08-30 12:24:31,298 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:31" (1/1) ... [2023-08-30 12:24:31,300 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:31" (1/1) ... [2023-08-30 12:24:31,302 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:31" (1/1) ... [2023-08-30 12:24:31,304 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:31" (1/1) ... [2023-08-30 12:24:31,307 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:24:31,317 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:24:31,317 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:24:31,317 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:24:31,318 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:31" (1/1) ... [2023-08-30 12:24:31,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:24:31,335 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:24:31,348 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 12:24:31,354 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 12:24:31,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 12:24:31,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:24:31,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:24:31,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:24:31,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:24:31,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:24:31,373 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:24:31,373 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:24:31,373 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:24:31,373 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:24:31,373 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:24:31,373 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:24:31,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:24:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:24:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:24:31,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:24:31,375 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 12:24:31,488 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:24:31,490 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:24:31,989 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:24:32,248 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:24:32,248 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:24:32,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:24:32 BoogieIcfgContainer [2023-08-30 12:24:32,250 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:24:32,251 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:24:32,251 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:24:32,253 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:24:32,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:24:30" (1/3) ... [2023-08-30 12:24:32,254 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cdd2e5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:24:32, skipping insertion in model container [2023-08-30 12:24:32,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:31" (2/3) ... [2023-08-30 12:24:32,254 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cdd2e5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:24:32, skipping insertion in model container [2023-08-30 12:24:32,255 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:24:32" (3/3) ... [2023-08-30 12:24:32,255 INFO L112 eAbstractionObserver]: Analyzing ICFG safe028_power.i [2023-08-30 12:24:32,260 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:24:32,266 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:24:32,266 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 12:24:32,266 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:24:32,326 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:24:32,330 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 12:24:32,334 INFO L158 Benchmark]: Toolchain (without parser) took 1562.23ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 35.8MB in the beginning and 48.8MB in the end (delta: -13.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-08-30 12:24:32,335 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 54.5MB. Free memory is still 31.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:24:32,335 INFO L158 Benchmark]: CACSL2BoogieTranslator took 464.16ms. Allocated memory is still 67.1MB. Free memory was 35.7MB in the beginning and 39.6MB in the end (delta: -3.9MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2023-08-30 12:24:32,336 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.16ms. Allocated memory is still 67.1MB. Free memory was 39.6MB in the beginning and 36.9MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:24:32,337 INFO L158 Benchmark]: Boogie Preprocessor took 26.86ms. Allocated memory is still 67.1MB. Free memory was 36.9MB in the beginning and 34.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:24:32,337 INFO L158 Benchmark]: RCFGBuilder took 933.51ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 34.3MB in the beginning and 34.1MB in the end (delta: 203.5kB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2023-08-30 12:24:32,338 INFO L158 Benchmark]: TraceAbstraction took 81.68ms. Allocated memory is still 88.1MB. Free memory was 33.5MB in the beginning and 48.8MB in the end (delta: -15.4MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2023-08-30 12:24:32,340 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 54.5MB. Free memory is still 31.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 464.16ms. Allocated memory is still 67.1MB. Free memory was 35.7MB in the beginning and 39.6MB in the end (delta: -3.9MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.16ms. Allocated memory is still 67.1MB. Free memory was 39.6MB in the beginning and 36.9MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.86ms. Allocated memory is still 67.1MB. Free memory was 36.9MB in the beginning and 34.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 933.51ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 34.3MB in the beginning and 34.1MB in the end (delta: 203.5kB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. * TraceAbstraction took 81.68ms. Allocated memory is still 88.1MB. Free memory was 33.5MB in the beginning and 48.8MB in the end (delta: -15.4MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:24:32,422 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/safe028_power.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 0d78821bc3a287b999f98be361d707254bd2fa61b63b525cf42d392168336d80 --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 12:24:34,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:24:34,276 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:24:34,300 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:24:34,303 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:24:34,306 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:24:34,309 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:24:34,311 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:24:34,313 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:24:34,314 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:24:34,316 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:24:34,317 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:24:34,317 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:24:34,321 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:24:34,322 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:24:34,324 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:24:34,325 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:24:34,326 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:24:34,327 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:24:34,329 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:24:34,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:24:34,336 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:24:34,336 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:24:34,337 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:24:34,339 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:24:34,342 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:24:34,343 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:24:34,343 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:24:34,343 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:24:34,344 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:24:34,344 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:24:34,345 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:24:34,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:24:34,347 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:24:34,348 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:24:34,348 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:24:34,349 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:24:34,349 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:24:34,349 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:24:34,350 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:24:34,356 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:24:34,360 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:24:34,382 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:24:34,382 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:24:34,383 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:24:34,383 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:24:34,384 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:24:34,384 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:24:34,384 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:24:34,385 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:24:34,385 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:24:34,385 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:24:34,386 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:24:34,386 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:24:34,386 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:24:34,386 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:24:34,386 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:24:34,386 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:24:34,386 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:24:34,386 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:24:34,387 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:24:34,387 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:24:34,387 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:24:34,387 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:24:34,387 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:24:34,387 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:24:34,387 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:24:34,388 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:24:34,388 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:24:34,388 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:24:34,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:24:34,388 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:24:34,388 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:24:34,388 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:24:34,389 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:24:34,389 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:24:34,389 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:24:34,389 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:24:34,389 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:24:34,389 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:24:34,390 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:24:34,390 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:24:34,390 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d78821bc3a287b999f98be361d707254bd2fa61b63b525cf42d392168336d80 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:24:34,606 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:24:34,619 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:24:34,621 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:24:34,623 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:24:34,623 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:24:34,624 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe028_power.i [2023-08-30 12:24:35,642 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:24:35,814 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:24:35,815 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe028_power.i [2023-08-30 12:24:35,827 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bca1c79d/bb3f6e25b75a4a04a7eb5d0a9179cd9e/FLAG16f5b6493 [2023-08-30 12:24:35,838 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bca1c79d/bb3f6e25b75a4a04a7eb5d0a9179cd9e [2023-08-30 12:24:35,839 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:24:35,840 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:24:35,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:24:35,847 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:24:35,849 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:24:35,851 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:24:35" (1/1) ... [2023-08-30 12:24:35,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a0f75ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:35, skipping insertion in model container [2023-08-30 12:24:35,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:24:35" (1/1) ... [2023-08-30 12:24:35,856 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:24:35,900 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:24:36,027 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/safe028_power.i[990,1003] [2023-08-30 12:24:36,198 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:24:36,210 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:24:36,220 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/safe028_power.i[990,1003] [2023-08-30 12:24:36,254 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:24:36,286 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:24:36,287 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:24:36,291 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:24:36,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:36 WrapperNode [2023-08-30 12:24:36,291 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:24:36,292 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:24:36,292 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:24:36,292 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:24:36,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:36" (1/1) ... [2023-08-30 12:24:36,320 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:36" (1/1) ... [2023-08-30 12:24:36,354 INFO L138 Inliner]: procedures = 180, calls = 77, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 181 [2023-08-30 12:24:36,354 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:24:36,355 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:24:36,355 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:24:36,355 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:24:36,360 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:36" (1/1) ... [2023-08-30 12:24:36,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:36" (1/1) ... [2023-08-30 12:24:36,364 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:36" (1/1) ... [2023-08-30 12:24:36,364 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:36" (1/1) ... [2023-08-30 12:24:36,379 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:36" (1/1) ... [2023-08-30 12:24:36,385 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:36" (1/1) ... [2023-08-30 12:24:36,387 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:36" (1/1) ... [2023-08-30 12:24:36,389 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:36" (1/1) ... [2023-08-30 12:24:36,392 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:24:36,393 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:24:36,393 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:24:36,393 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:24:36,408 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:36" (1/1) ... [2023-08-30 12:24:36,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:24:36,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:24:36,443 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 12:24:36,465 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 12:24:36,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 12:24:36,487 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:24:36,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:24:36,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:24:36,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:24:36,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:24:36,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:24:36,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 12:24:36,487 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:24:36,488 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:24:36,488 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:24:36,488 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:24:36,488 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:24:36,488 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:24:36,488 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:24:36,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:24:36,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:24:36,490 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 12:24:36,688 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:24:36,689 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:24:37,163 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:24:37,340 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:24:37,340 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:24:37,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:24:37 BoogieIcfgContainer [2023-08-30 12:24:37,342 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:24:37,343 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:24:37,344 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:24:37,346 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:24:37,346 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:24:35" (1/3) ... [2023-08-30 12:24:37,346 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50ca3b85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:24:37, skipping insertion in model container [2023-08-30 12:24:37,347 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:36" (2/3) ... [2023-08-30 12:24:37,347 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50ca3b85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:24:37, skipping insertion in model container [2023-08-30 12:24:37,347 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:24:37" (3/3) ... [2023-08-30 12:24:37,348 INFO L112 eAbstractionObserver]: Analyzing ICFG safe028_power.i [2023-08-30 12:24:37,354 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:24:37,361 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:24:37,362 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 12:24:37,362 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:24:37,417 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:24:37,421 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 12:24:37,425 INFO L158 Benchmark]: Toolchain (without parser) took 1584.06ms. Allocated memory was 62.9MB in the beginning and 113.2MB in the end (delta: 50.3MB). Free memory was 38.9MB in the beginning and 58.2MB in the end (delta: -19.3MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2023-08-30 12:24:37,425 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 46.1MB. Free memory was 24.3MB in the beginning and 24.3MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:24:37,425 INFO L158 Benchmark]: CACSL2BoogieTranslator took 445.15ms. Allocated memory is still 62.9MB. Free memory was 38.7MB in the beginning and 28.5MB in the end (delta: 10.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:24:37,426 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.16ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 28.2MB in the beginning and 64.1MB in the end (delta: -35.8MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2023-08-30 12:24:37,426 INFO L158 Benchmark]: Boogie Preprocessor took 37.35ms. Allocated memory is still 86.0MB. Free memory was 64.1MB in the beginning and 61.3MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:24:37,427 INFO L158 Benchmark]: RCFGBuilder took 949.30ms. Allocated memory was 86.0MB in the beginning and 113.2MB in the end (delta: 27.3MB). Free memory was 61.3MB in the beginning and 77.8MB in the end (delta: -16.4MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2023-08-30 12:24:37,427 INFO L158 Benchmark]: TraceAbstraction took 79.99ms. Allocated memory is still 113.2MB. Free memory was 77.0MB in the beginning and 58.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-08-30 12:24:37,429 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 46.1MB. Free memory was 24.3MB in the beginning and 24.3MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 445.15ms. Allocated memory is still 62.9MB. Free memory was 38.7MB in the beginning and 28.5MB in the end (delta: 10.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.16ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 28.2MB in the beginning and 64.1MB in the end (delta: -35.8MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.35ms. Allocated memory is still 86.0MB. Free memory was 64.1MB in the beginning and 61.3MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 949.30ms. Allocated memory was 86.0MB in the beginning and 113.2MB in the end (delta: 27.3MB). Free memory was 61.3MB in the beginning and 77.8MB in the end (delta: -16.4MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. * TraceAbstraction took 79.99ms. Allocated memory is still 113.2MB. Free memory was 77.0MB in the beginning and 58.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. 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 12:24:37,453 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE