./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe002_rmo.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/safe002_rmo.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 303fb09b32b7ab2953a798b1c14f8a25fd3d0e1788678487baddbc8a976b0d5f --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 12:22:19,681 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:22:19,683 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:22:19,717 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:22:19,719 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:22:19,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:22:19,722 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:22:19,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:22:19,726 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:22:19,729 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:22:19,730 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:22:19,732 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:22:19,732 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:22:19,733 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:22:19,734 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:22:19,739 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:22:19,739 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:22:19,741 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:22:19,742 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:22:19,743 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:22:19,744 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:22:19,745 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:22:19,745 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:22:19,746 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:22:19,752 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:22:19,752 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:22:19,752 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:22:19,753 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:22:19,754 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:22:19,754 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:22:19,755 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:22:19,758 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:22:19,759 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:22:19,760 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:22:19,761 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:22:19,761 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:22:19,762 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:22:19,762 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:22:19,762 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:22:19,763 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:22:19,763 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:22:19,764 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:22:19,788 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:22:19,789 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:22:19,789 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:22:19,789 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:22:19,790 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:22:19,790 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:22:19,791 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:22:19,791 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:22:19,791 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:22:19,791 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:22:19,792 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:22:19,792 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:22:19,792 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:22:19,792 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:22:19,792 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:22:19,792 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:22:19,793 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:22:19,793 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:22:19,793 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:22:19,793 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:22:19,793 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:22:19,793 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:22:19,793 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:22:19,794 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:22:19,794 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:22:19,794 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:22:19,794 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:22:19,794 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:22:19,794 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:22:19,794 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:22:19,795 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:22:19,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:22:19,795 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:22:19,795 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:22:19,795 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:22:19,795 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:22:19,796 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:22:19,796 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 303fb09b32b7ab2953a798b1c14f8a25fd3d0e1788678487baddbc8a976b0d5f Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:22:20,014 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:22:20,026 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:22:20,027 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:22:20,028 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:22:20,028 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:22:20,029 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe002_rmo.oepc.i [2023-08-30 12:22:20,905 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:22:21,094 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:22:21,095 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe002_rmo.oepc.i [2023-08-30 12:22:21,104 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/327d25618/b1aa495b65eb45b0b741d99832253a2c/FLAG85a7586b2 [2023-08-30 12:22:21,113 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/327d25618/b1aa495b65eb45b0b741d99832253a2c [2023-08-30 12:22:21,115 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:22:21,115 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:22:21,116 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:22:21,116 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:22:21,119 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:22:21,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:22:21" (1/1) ... [2023-08-30 12:22:21,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67c1a134 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:21, skipping insertion in model container [2023-08-30 12:22:21,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:22:21" (1/1) ... [2023-08-30 12:22:21,125 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:22:21,162 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:22:21,299 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/safe002_rmo.oepc.i[993,1006] [2023-08-30 12:22:21,491 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:22:21,499 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:22:21,509 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/safe002_rmo.oepc.i[993,1006] [2023-08-30 12:22:21,559 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:22:21,593 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:22:21,593 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:22:21,597 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:22:21,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:21 WrapperNode [2023-08-30 12:22:21,598 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:22:21,599 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:22:21,599 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:22:21,599 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:22:21,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:21" (1/1) ... [2023-08-30 12:22:21,625 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:21" (1/1) ... [2023-08-30 12:22:21,644 INFO L138 Inliner]: procedures = 176, calls = 82, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 170 [2023-08-30 12:22:21,645 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:22:21,645 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:22:21,645 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:22:21,645 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:22:21,651 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:21" (1/1) ... [2023-08-30 12:22:21,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:21" (1/1) ... [2023-08-30 12:22:21,657 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:21" (1/1) ... [2023-08-30 12:22:21,658 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:21" (1/1) ... [2023-08-30 12:22:21,664 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:21" (1/1) ... [2023-08-30 12:22:21,666 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:21" (1/1) ... [2023-08-30 12:22:21,668 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:21" (1/1) ... [2023-08-30 12:22:21,669 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:21" (1/1) ... [2023-08-30 12:22:21,682 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:22:21,685 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:22:21,685 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:22:21,685 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:22:21,685 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:21" (1/1) ... [2023-08-30 12:22:21,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:22:21,702 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:22:21,713 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 12:22:21,729 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 12:22:21,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 12:22:21,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:22:21,745 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:22:21,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:22:21,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:22:21,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:22:21,746 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:22:21,746 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:22:21,746 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:22:21,746 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:22:21,746 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:22:21,746 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:22:21,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:22:21,746 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:22:21,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:22:21,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:22:21,748 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 12:22:21,882 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:22:21,884 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:22:22,230 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:22:22,450 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:22:22,451 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:22:22,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:22:22 BoogieIcfgContainer [2023-08-30 12:22:22,452 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:22:22,454 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:22:22,454 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:22:22,456 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:22:22,456 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:22:21" (1/3) ... [2023-08-30 12:22:22,457 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74a2f36c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:22:22, skipping insertion in model container [2023-08-30 12:22:22,457 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:21" (2/3) ... [2023-08-30 12:22:22,458 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74a2f36c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:22:22, skipping insertion in model container [2023-08-30 12:22:22,458 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:22:22" (3/3) ... [2023-08-30 12:22:22,459 INFO L112 eAbstractionObserver]: Analyzing ICFG safe002_rmo.oepc.i [2023-08-30 12:22:22,465 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:22:22,471 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:22:22,471 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 12:22:22,471 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:22:22,541 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:22:22,545 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 12:22:22,550 INFO L158 Benchmark]: Toolchain (without parser) took 1433.66ms. Allocated memory was 90.2MB in the beginning and 132.1MB in the end (delta: 41.9MB). Free memory was 67.5MB in the beginning and 93.7MB in the end (delta: -26.1MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. [2023-08-30 12:22:22,550 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 65.0MB. Free memory was 42.6MB in the beginning and 42.5MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:22:22,551 INFO L158 Benchmark]: CACSL2BoogieTranslator took 482.04ms. Allocated memory is still 90.2MB. Free memory was 67.3MB in the beginning and 63.8MB in the end (delta: 3.5MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2023-08-30 12:22:22,551 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.04ms. Allocated memory is still 90.2MB. Free memory was 63.6MB in the beginning and 60.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:22:22,552 INFO L158 Benchmark]: Boogie Preprocessor took 37.53ms. Allocated memory is still 90.2MB. Free memory was 60.6MB in the beginning and 58.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:22:22,552 INFO L158 Benchmark]: RCFGBuilder took 767.96ms. Allocated memory is still 90.2MB. Free memory was 58.0MB in the beginning and 36.2MB in the end (delta: 21.8MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. [2023-08-30 12:22:22,553 INFO L158 Benchmark]: TraceAbstraction took 94.71ms. Allocated memory was 90.2MB in the beginning and 132.1MB in the end (delta: 41.9MB). Free memory was 35.6MB in the beginning and 93.7MB in the end (delta: -58.0MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2023-08-30 12:22:22,559 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 65.0MB. Free memory was 42.6MB in the beginning and 42.5MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 482.04ms. Allocated memory is still 90.2MB. Free memory was 67.3MB in the beginning and 63.8MB in the end (delta: 3.5MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.04ms. Allocated memory is still 90.2MB. Free memory was 63.6MB in the beginning and 60.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.53ms. Allocated memory is still 90.2MB. Free memory was 60.6MB in the beginning and 58.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 767.96ms. Allocated memory is still 90.2MB. Free memory was 58.0MB in the beginning and 36.2MB in the end (delta: 21.8MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. * TraceAbstraction took 94.71ms. Allocated memory was 90.2MB in the beginning and 132.1MB in the end (delta: 41.9MB). Free memory was 35.6MB in the beginning and 93.7MB in the end (delta: -58.0MB). Peak memory consumption was 7.8MB. 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 12:22:22,578 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe002_rmo.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 303fb09b32b7ab2953a798b1c14f8a25fd3d0e1788678487baddbc8a976b0d5f --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 12:22:24,085 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:22:24,087 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:22:24,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:22:24,121 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:22:24,124 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:22:24,125 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:22:24,127 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:22:24,129 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:22:24,132 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:22:24,132 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:22:24,134 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:22:24,134 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:22:24,136 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:22:24,137 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:22:24,141 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:22:24,142 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:22:24,143 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:22:24,145 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:22:24,147 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:22:24,158 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:22:24,159 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:22:24,159 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:22:24,160 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:22:24,166 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:22:24,166 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:22:24,166 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:22:24,168 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:22:24,168 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:22:24,169 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:22:24,169 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:22:24,172 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:22:24,173 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:22:24,174 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:22:24,175 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:22:24,175 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:22:24,176 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:22:24,176 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:22:24,176 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:22:24,177 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:22:24,177 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:22:24,178 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:22:24,197 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:22:24,198 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:22:24,199 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:22:24,199 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:22:24,200 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:22:24,200 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:22:24,200 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:22:24,200 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:22:24,200 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:22:24,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:22:24,201 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:22:24,201 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:22:24,201 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:22:24,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:22:24,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:22:24,202 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:22:24,202 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:22:24,202 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:22:24,202 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:22:24,202 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:22:24,203 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:22:24,203 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:22:24,203 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:22:24,203 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:22:24,203 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:22:24,203 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:22:24,203 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:22:24,204 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:22:24,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:22:24,204 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:22:24,204 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:22:24,204 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:22:24,205 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:22:24,205 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:22:24,205 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:22:24,205 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:22:24,205 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:22:24,205 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:22:24,205 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:22:24,206 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:22:24,206 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 303fb09b32b7ab2953a798b1c14f8a25fd3d0e1788678487baddbc8a976b0d5f Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:22:24,440 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:22:24,458 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:22:24,460 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:22:24,460 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:22:24,461 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:22:24,461 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe002_rmo.oepc.i [2023-08-30 12:22:25,380 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:22:25,558 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:22:25,559 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe002_rmo.oepc.i [2023-08-30 12:22:25,566 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5274b106/5d251cf3dae14989a0791be657214076/FLAG3b33ff98f [2023-08-30 12:22:25,577 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5274b106/5d251cf3dae14989a0791be657214076 [2023-08-30 12:22:25,580 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:22:25,581 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:22:25,582 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:22:25,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:22:25,584 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:22:25,584 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:22:25" (1/1) ... [2023-08-30 12:22:25,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d5f8b42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:25, skipping insertion in model container [2023-08-30 12:22:25,588 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:22:25" (1/1) ... [2023-08-30 12:22:25,592 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:22:25,642 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:22:25,732 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/safe002_rmo.oepc.i[993,1006] [2023-08-30 12:22:25,890 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:22:25,909 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:22:25,917 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/safe002_rmo.oepc.i[993,1006] [2023-08-30 12:22:25,953 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:22:25,979 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:22:25,979 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:22:25,983 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:22:25,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:25 WrapperNode [2023-08-30 12:22:25,984 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:22:25,984 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:22:25,984 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:22:25,985 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:22:25,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:25" (1/1) ... [2023-08-30 12:22:26,001 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:25" (1/1) ... [2023-08-30 12:22:26,020 INFO L138 Inliner]: procedures = 180, calls = 82, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 171 [2023-08-30 12:22:26,020 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:22:26,021 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:22:26,024 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:22:26,025 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:22:26,030 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:25" (1/1) ... [2023-08-30 12:22:26,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:25" (1/1) ... [2023-08-30 12:22:26,034 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:25" (1/1) ... [2023-08-30 12:22:26,034 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:25" (1/1) ... [2023-08-30 12:22:26,042 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:25" (1/1) ... [2023-08-30 12:22:26,049 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:25" (1/1) ... [2023-08-30 12:22:26,052 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:25" (1/1) ... [2023-08-30 12:22:26,053 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:25" (1/1) ... [2023-08-30 12:22:26,056 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:22:26,057 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:22:26,057 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:22:26,057 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:22:26,058 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:25" (1/1) ... [2023-08-30 12:22:26,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:22:26,083 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:22:26,093 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 12:22:26,113 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 12:22:26,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 12:22:26,121 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:22:26,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:22:26,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:22:26,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:22:26,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:22:26,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:22:26,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 12:22:26,121 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:22:26,122 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:22:26,122 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:22:26,122 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:22:26,122 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:22:26,122 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:22:26,122 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:22:26,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:22:26,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:22:26,123 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 12:22:26,221 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:22:26,222 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:22:26,605 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:22:26,821 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:22:26,821 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:22:26,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:22:26 BoogieIcfgContainer [2023-08-30 12:22:26,824 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:22:26,825 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:22:26,825 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:22:26,827 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:22:26,827 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:22:25" (1/3) ... [2023-08-30 12:22:26,828 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3de71c3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:22:26, skipping insertion in model container [2023-08-30 12:22:26,828 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:25" (2/3) ... [2023-08-30 12:22:26,829 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3de71c3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:22:26, skipping insertion in model container [2023-08-30 12:22:26,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:22:26" (3/3) ... [2023-08-30 12:22:26,831 INFO L112 eAbstractionObserver]: Analyzing ICFG safe002_rmo.oepc.i [2023-08-30 12:22:26,836 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:22:26,842 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:22:26,842 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 12:22:26,843 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:22:26,914 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:22:26,918 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 12:22:26,923 INFO L158 Benchmark]: Toolchain (without parser) took 1340.94ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 62.5MB in the beginning and 61.9MB in the end (delta: 606.6kB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. [2023-08-30 12:22:26,923 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 65.0MB. Free memory was 42.6MB in the beginning and 42.6MB in the end (delta: 56.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:22:26,924 INFO L158 Benchmark]: CACSL2BoogieTranslator took 401.98ms. Allocated memory is still 83.9MB. Free memory was 62.3MB in the beginning and 55.9MB in the end (delta: 6.4MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2023-08-30 12:22:26,924 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.46ms. Allocated memory is still 83.9MB. Free memory was 55.9MB in the beginning and 53.2MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:22:26,925 INFO L158 Benchmark]: Boogie Preprocessor took 35.16ms. Allocated memory is still 83.9MB. Free memory was 53.2MB in the beginning and 50.0MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:22:26,925 INFO L158 Benchmark]: RCFGBuilder took 766.99ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 50.0MB in the beginning and 47.1MB in the end (delta: 2.9MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2023-08-30 12:22:26,926 INFO L158 Benchmark]: TraceAbstraction took 96.48ms. Allocated memory is still 100.7MB. Free memory was 46.5MB in the beginning and 61.9MB in the end (delta: -15.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 12:22:26,932 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 65.0MB. Free memory was 42.6MB in the beginning and 42.6MB in the end (delta: 56.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 401.98ms. Allocated memory is still 83.9MB. Free memory was 62.3MB in the beginning and 55.9MB in the end (delta: 6.4MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.46ms. Allocated memory is still 83.9MB. Free memory was 55.9MB in the beginning and 53.2MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.16ms. Allocated memory is still 83.9MB. Free memory was 53.2MB in the beginning and 50.0MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 766.99ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 50.0MB in the beginning and 47.1MB in the end (delta: 2.9MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. * TraceAbstraction took 96.48ms. Allocated memory is still 100.7MB. Free memory was 46.5MB in the beginning and 61.9MB in the end (delta: -15.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:22:26,951 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