./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-wmm/rfi006_power.oepc.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/rfi006_power.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 35f6655b445fc5bf4a2ebfcafed490ee38fb52115875b19e3a717aa5f56b5e77 --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 12:21:47,487 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:21:47,490 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:21:47,532 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:21:47,535 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:21:47,538 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:21:47,540 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:21:47,543 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:21:47,546 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:21:47,550 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:21:47,551 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:21:47,554 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:21:47,554 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:21:47,557 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:21:47,558 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:21:47,564 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:21:47,566 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:21:47,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:21:47,569 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:21:47,576 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:21:47,577 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:21:47,578 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:21:47,579 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:21:47,580 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:21:47,587 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:21:47,587 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:21:47,587 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:21:47,589 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:21:47,591 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:21:47,592 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:21:47,593 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:21:47,598 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:21:47,599 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:21:47,600 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:21:47,601 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:21:47,602 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:21:47,603 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:21:47,603 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:21:47,603 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:21:47,604 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:21:47,605 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:21:47,606 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:21:47,641 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:21:47,641 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:21:47,642 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:21:47,643 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:21:47,643 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:21:47,644 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:21:47,644 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:21:47,644 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:21:47,645 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:21:47,645 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:21:47,646 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:21:47,646 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:21:47,646 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:21:47,646 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:21:47,646 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:21:47,647 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:21:47,647 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:21:47,647 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:21:47,647 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:21:47,647 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:21:47,647 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:21:47,648 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:21:47,648 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:21:47,648 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:21:47,648 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:21:47,648 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:21:47,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:21:47,649 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:21:47,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:21:47,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:21:47,649 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:21:47,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:21:47,650 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:21:47,650 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:21:47,650 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:21:47,651 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:21:47,651 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:21:47,651 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35f6655b445fc5bf4a2ebfcafed490ee38fb52115875b19e3a717aa5f56b5e77 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:21:47,958 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:21:47,977 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:21:47,980 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:21:47,980 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:21:47,981 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:21:47,982 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi006_power.oepc.i [2023-08-30 12:21:49,208 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:21:49,424 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:21:49,425 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi006_power.oepc.i [2023-08-30 12:21:49,438 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20c0ffae8/e70bc2dbf7fb4d30a4c538a834fea9a8/FLAG912fd13a7 [2023-08-30 12:21:49,452 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20c0ffae8/e70bc2dbf7fb4d30a4c538a834fea9a8 [2023-08-30 12:21:49,454 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:21:49,455 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:21:49,456 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:21:49,456 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:21:49,466 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:21:49,467 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:21:49" (1/1) ... [2023-08-30 12:21:49,468 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fbc12be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:49, skipping insertion in model container [2023-08-30 12:21:49,468 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:21:49" (1/1) ... [2023-08-30 12:21:49,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:21:49,546 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:21:49,658 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/rfi006_power.oepc.i[994,1007] [2023-08-30 12:21:49,875 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:21:49,888 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:21:49,902 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/rfi006_power.oepc.i[994,1007] [2023-08-30 12:21:49,962 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:21:50,008 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:21:50,009 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:21:50,014 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:21:50,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:50 WrapperNode [2023-08-30 12:21:50,015 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:21:50,016 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:21:50,017 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:21:50,017 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:21:50,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:50" (1/1) ... [2023-08-30 12:21:50,055 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:50" (1/1) ... [2023-08-30 12:21:50,090 INFO L138 Inliner]: procedures = 176, calls = 75, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 137 [2023-08-30 12:21:50,091 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:21:50,093 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:21:50,093 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:21:50,093 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:21:50,100 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:50" (1/1) ... [2023-08-30 12:21:50,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:50" (1/1) ... [2023-08-30 12:21:50,115 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:50" (1/1) ... [2023-08-30 12:21:50,116 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:50" (1/1) ... [2023-08-30 12:21:50,127 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:50" (1/1) ... [2023-08-30 12:21:50,143 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:50" (1/1) ... [2023-08-30 12:21:50,146 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:50" (1/1) ... [2023-08-30 12:21:50,147 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:50" (1/1) ... [2023-08-30 12:21:50,155 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:21:50,156 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:21:50,157 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:21:50,157 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:21:50,157 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:50" (1/1) ... [2023-08-30 12:21:50,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:21:50,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:21:50,191 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 12:21:50,217 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 12:21:50,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 12:21:50,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:21:50,237 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:21:50,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:21:50,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:21:50,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:21:50,238 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:21:50,238 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:21:50,238 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:21:50,238 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:21:50,239 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:21:50,239 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:21:50,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:21:50,239 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:21:50,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:21:50,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:21:50,241 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 12:21:50,360 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:21:50,362 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:21:50,844 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:21:51,150 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:21:51,150 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:21:51,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:21:51 BoogieIcfgContainer [2023-08-30 12:21:51,153 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:21:51,155 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:21:51,155 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:21:51,158 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:21:51,158 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:21:49" (1/3) ... [2023-08-30 12:21:51,159 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cd0b2e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:21:51, skipping insertion in model container [2023-08-30 12:21:51,159 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:50" (2/3) ... [2023-08-30 12:21:51,159 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cd0b2e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:21:51, skipping insertion in model container [2023-08-30 12:21:51,160 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:21:51" (3/3) ... [2023-08-30 12:21:51,161 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi006_power.oepc.i [2023-08-30 12:21:51,169 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:21:51,177 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:21:51,178 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 12:21:51,178 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:21:51,245 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:21:51,251 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 12:21:51,257 INFO L158 Benchmark]: Toolchain (without parser) took 1800.49ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 35.4MB in the beginning and 38.5MB in the end (delta: -3.1MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2023-08-30 12:21:51,257 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 52.4MB. Free memory is still 29.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:21:51,258 INFO L158 Benchmark]: CACSL2BoogieTranslator took 559.22ms. Allocated memory is still 69.2MB. Free memory was 35.2MB in the beginning and 44.0MB in the end (delta: -8.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 12:21:51,259 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.21ms. Allocated memory is still 69.2MB. Free memory was 44.0MB in the beginning and 41.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:21:51,260 INFO L158 Benchmark]: Boogie Preprocessor took 63.21ms. Allocated memory is still 69.2MB. Free memory was 41.4MB in the beginning and 39.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:21:51,260 INFO L158 Benchmark]: RCFGBuilder took 996.39ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 39.0MB in the beginning and 52.5MB in the end (delta: -13.5MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2023-08-30 12:21:51,261 INFO L158 Benchmark]: TraceAbstraction took 100.35ms. Allocated memory is still 83.9MB. Free memory was 51.6MB in the beginning and 38.5MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:21:51,267 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 52.4MB. Free memory is still 29.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 559.22ms. Allocated memory is still 69.2MB. Free memory was 35.2MB in the beginning and 44.0MB in the end (delta: -8.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.21ms. Allocated memory is still 69.2MB. Free memory was 44.0MB in the beginning and 41.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.21ms. Allocated memory is still 69.2MB. Free memory was 41.4MB in the beginning and 39.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 996.39ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 39.0MB in the beginning and 52.5MB in the end (delta: -13.5MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * TraceAbstraction took 100.35ms. Allocated memory is still 83.9MB. Free memory was 51.6MB in the beginning and 38.5MB in the end (delta: 13.1MB). 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 12:21:51,292 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/rfi006_power.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 35f6655b445fc5bf4a2ebfcafed490ee38fb52115875b19e3a717aa5f56b5e77 --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 12:21:53,191 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:21:53,193 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:21:53,241 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:21:53,243 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:21:53,246 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:21:53,248 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:21:53,251 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:21:53,253 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:21:53,257 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:21:53,258 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:21:53,261 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:21:53,261 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:21:53,263 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:21:53,264 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:21:53,271 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:21:53,272 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:21:53,274 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:21:53,276 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:21:53,281 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:21:53,287 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:21:53,289 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:21:53,289 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:21:53,290 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:21:53,298 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:21:53,298 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:21:53,299 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:21:53,299 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:21:53,300 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:21:53,300 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:21:53,301 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:21:53,307 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:21:53,308 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:21:53,309 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:21:53,309 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:21:53,309 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:21:53,310 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:21:53,310 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:21:53,310 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:21:53,311 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:21:53,311 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:21:53,312 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:21:53,342 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:21:53,342 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:21:53,343 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:21:53,344 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:21:53,344 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:21:53,345 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:21:53,345 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:21:53,346 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:21:53,346 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:21:53,346 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:21:53,347 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:21:53,347 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:21:53,347 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:21:53,347 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:21:53,348 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:21:53,348 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:21:53,348 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:21:53,348 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:21:53,348 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:21:53,348 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:21:53,349 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:21:53,349 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:21:53,349 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:21:53,349 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:21:53,349 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:21:53,350 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:21:53,350 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:21:53,350 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:21:53,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:21:53,350 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:21:53,351 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:21:53,351 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:21:53,351 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:21:53,351 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:21:53,351 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:21:53,352 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:21:53,352 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:21:53,352 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:21:53,352 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:21:53,352 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:21:53,353 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35f6655b445fc5bf4a2ebfcafed490ee38fb52115875b19e3a717aa5f56b5e77 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:21:53,630 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:21:53,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:21:53,652 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:21:53,653 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:21:53,654 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:21:53,655 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi006_power.oepc.i [2023-08-30 12:21:54,877 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:21:55,162 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:21:55,163 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi006_power.oepc.i [2023-08-30 12:21:55,182 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e366f42f/a408656d21784d85a70d8dd74cd536c5/FLAG03fb7dade [2023-08-30 12:21:55,197 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e366f42f/a408656d21784d85a70d8dd74cd536c5 [2023-08-30 12:21:55,199 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:21:55,200 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:21:55,200 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:21:55,201 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:21:55,206 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:21:55,207 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:21:55" (1/1) ... [2023-08-30 12:21:55,208 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d5d3d4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:55, skipping insertion in model container [2023-08-30 12:21:55,208 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:21:55" (1/1) ... [2023-08-30 12:21:55,212 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:21:55,263 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:21:55,409 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/rfi006_power.oepc.i[994,1007] [2023-08-30 12:21:55,655 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:21:55,671 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:21:55,682 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/rfi006_power.oepc.i[994,1007] [2023-08-30 12:21:55,745 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:21:55,773 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:21:55,774 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:21:55,780 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:21:55,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:55 WrapperNode [2023-08-30 12:21:55,781 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:21:55,782 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:21:55,782 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:21:55,782 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:21:55,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:55" (1/1) ... [2023-08-30 12:21:55,827 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:55" (1/1) ... [2023-08-30 12:21:55,861 INFO L138 Inliner]: procedures = 180, calls = 75, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 138 [2023-08-30 12:21:55,861 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:21:55,862 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:21:55,862 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:21:55,862 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:21:55,870 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:55" (1/1) ... [2023-08-30 12:21:55,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:55" (1/1) ... [2023-08-30 12:21:55,884 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:55" (1/1) ... [2023-08-30 12:21:55,885 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:55" (1/1) ... [2023-08-30 12:21:55,899 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:55" (1/1) ... [2023-08-30 12:21:55,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:55" (1/1) ... [2023-08-30 12:21:55,923 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:55" (1/1) ... [2023-08-30 12:21:55,938 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:55" (1/1) ... [2023-08-30 12:21:55,942 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:21:55,943 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:21:55,943 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:21:55,943 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:21:55,944 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:55" (1/1) ... [2023-08-30 12:21:55,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:21:55,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:21:55,980 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 12:21:56,004 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 12:21:56,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 12:21:56,019 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:21:56,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:21:56,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:21:56,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:21:56,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:21:56,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:21:56,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 12:21:56,020 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:21:56,021 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:21:56,021 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:21:56,021 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:21:56,021 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:21:56,021 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:21:56,022 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:21:56,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:21:56,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:21:56,023 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 12:21:56,218 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:21:56,220 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:21:56,731 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:21:57,018 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:21:57,019 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:21:57,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:21:57 BoogieIcfgContainer [2023-08-30 12:21:57,021 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:21:57,023 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:21:57,023 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:21:57,026 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:21:57,026 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:21:55" (1/3) ... [2023-08-30 12:21:57,026 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44107b77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:21:57, skipping insertion in model container [2023-08-30 12:21:57,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:55" (2/3) ... [2023-08-30 12:21:57,028 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44107b77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:21:57, skipping insertion in model container [2023-08-30 12:21:57,029 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:21:57" (3/3) ... [2023-08-30 12:21:57,030 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi006_power.oepc.i [2023-08-30 12:21:57,037 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:21:57,046 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:21:57,046 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 12:21:57,046 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:21:57,124 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:21:57,130 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 12:21:57,135 INFO L158 Benchmark]: Toolchain (without parser) took 1934.47ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 45.6MB in the beginning and 43.9MB in the end (delta: 1.6MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2023-08-30 12:21:57,136 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 54.5MB. Free memory was 32.3MB in the beginning and 32.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:21:57,136 INFO L158 Benchmark]: CACSL2BoogieTranslator took 580.40ms. Allocated memory is still 69.2MB. Free memory was 45.4MB in the beginning and 35.1MB in the end (delta: 10.3MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2023-08-30 12:21:57,137 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.61ms. Allocated memory is still 69.2MB. Free memory was 35.1MB in the beginning and 32.8MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:21:57,137 INFO L158 Benchmark]: Boogie Preprocessor took 80.62ms. Allocated memory is still 69.2MB. Free memory was 32.8MB in the beginning and 47.3MB in the end (delta: -14.5MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. [2023-08-30 12:21:57,139 INFO L158 Benchmark]: RCFGBuilder took 1078.01ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 47.3MB in the beginning and 34.6MB in the end (delta: 12.7MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. [2023-08-30 12:21:57,139 INFO L158 Benchmark]: TraceAbstraction took 110.72ms. Allocated memory is still 83.9MB. Free memory was 34.0MB in the beginning and 43.9MB in the end (delta: -9.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 12:21:57,147 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 54.5MB. Free memory was 32.3MB in the beginning and 32.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 580.40ms. Allocated memory is still 69.2MB. Free memory was 45.4MB in the beginning and 35.1MB in the end (delta: 10.3MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.61ms. Allocated memory is still 69.2MB. Free memory was 35.1MB in the beginning and 32.8MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.62ms. Allocated memory is still 69.2MB. Free memory was 32.8MB in the beginning and 47.3MB in the end (delta: -14.5MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. * RCFGBuilder took 1078.01ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 47.3MB in the beginning and 34.6MB in the end (delta: 12.7MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. * TraceAbstraction took 110.72ms. Allocated memory is still 83.9MB. Free memory was 34.0MB in the beginning and 43.9MB in the end (delta: -9.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:21:57,171 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