./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix040_tso.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/mix040_tso.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 26c011a0e45020881b0eb90c07839ec48e6b26942e49028568b078c64e0cf722 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 12:20:33,892 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:20:33,894 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:20:33,937 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:20:33,938 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:20:33,952 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:20:33,955 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:20:33,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:20:33,959 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:20:33,961 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:20:33,962 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:20:33,965 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:20:33,966 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:20:33,966 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:20:33,967 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:20:33,968 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:20:33,969 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:20:33,969 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:20:33,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:20:33,972 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:20:33,973 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:20:33,974 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:20:33,975 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:20:33,976 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:20:33,978 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:20:33,979 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:20:33,979 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:20:33,980 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:20:33,980 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:20:33,981 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:20:33,981 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:20:33,982 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:20:33,983 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:20:33,983 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:20:33,984 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:20:33,984 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:20:33,985 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:20:33,985 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:20:33,985 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:20:33,986 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:20:33,987 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:20:33,988 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:20:34,007 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:20:34,007 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:20:34,007 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:20:34,008 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:20:34,008 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:20:34,009 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:20:34,009 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:20:34,009 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:20:34,010 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:20:34,010 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:20:34,010 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:20:34,010 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:20:34,011 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:20:34,011 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:20:34,011 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:20:34,011 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:20:34,011 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:20:34,012 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:20:34,012 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:20:34,012 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:20:34,012 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:20:34,012 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:20:34,012 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:20:34,013 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:20:34,013 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:20:34,013 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:20:34,013 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:20:34,013 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:20:34,014 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:20:34,014 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:20:34,014 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:20:34,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:20:34,014 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:20:34,015 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:20:34,015 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:20:34,015 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:20:34,015 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:20:34,015 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26c011a0e45020881b0eb90c07839ec48e6b26942e49028568b078c64e0cf722 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:20:34,266 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:20:34,284 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:20:34,286 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:20:34,287 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:20:34,288 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:20:34,293 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix040_tso.oepc.i [2023-08-30 12:20:35,522 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:20:35,774 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:20:35,778 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix040_tso.oepc.i [2023-08-30 12:20:35,802 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b6f69369/90cfeaa70d3746fe957bf9fbc3e57f1a/FLAG49bde30bc [2023-08-30 12:20:35,813 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b6f69369/90cfeaa70d3746fe957bf9fbc3e57f1a [2023-08-30 12:20:35,815 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:20:35,816 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:20:35,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:20:35,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:20:35,819 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:20:35,820 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:20:35" (1/1) ... [2023-08-30 12:20:35,820 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f6e37a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:35, skipping insertion in model container [2023-08-30 12:20:35,821 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:20:35" (1/1) ... [2023-08-30 12:20:35,826 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:20:35,861 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:20:35,981 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/mix040_tso.oepc.i[949,962] [2023-08-30 12:20:36,195 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:20:36,207 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:20:36,217 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/mix040_tso.oepc.i[949,962] [2023-08-30 12:20:36,258 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:20:36,296 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:20:36,297 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:20:36,303 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:20:36,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:36 WrapperNode [2023-08-30 12:20:36,303 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:20:36,305 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:20:36,305 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:20:36,305 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:20:36,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:36" (1/1) ... [2023-08-30 12:20:36,341 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:36" (1/1) ... [2023-08-30 12:20:36,382 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 164 [2023-08-30 12:20:36,383 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:20:36,389 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:20:36,389 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:20:36,390 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:20:36,397 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:36" (1/1) ... [2023-08-30 12:20:36,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:36" (1/1) ... [2023-08-30 12:20:36,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:36" (1/1) ... [2023-08-30 12:20:36,412 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:36" (1/1) ... [2023-08-30 12:20:36,422 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:36" (1/1) ... [2023-08-30 12:20:36,432 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:36" (1/1) ... [2023-08-30 12:20:36,434 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:36" (1/1) ... [2023-08-30 12:20:36,438 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:36" (1/1) ... [2023-08-30 12:20:36,441 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:20:36,444 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:20:36,444 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:20:36,445 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:20:36,445 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:36" (1/1) ... [2023-08-30 12:20:36,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:20:36,458 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:20:36,473 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 12:20:36,494 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 12:20:36,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:20:36,508 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:20:36,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:20:36,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:20:36,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:20:36,509 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:20:36,509 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:20:36,509 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:20:36,509 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:20:36,510 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:20:36,510 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:20:36,510 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 12:20:36,510 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 12:20:36,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:20:36,510 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:20:36,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:20:36,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:20:36,512 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 12:20:36,627 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:20:36,637 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:20:36,988 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:20:37,215 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:20:37,216 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:20:37,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:20:37 BoogieIcfgContainer [2023-08-30 12:20:37,218 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:20:37,220 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:20:37,220 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:20:37,222 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:20:37,222 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:20:35" (1/3) ... [2023-08-30 12:20:37,223 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7570c7d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:20:37, skipping insertion in model container [2023-08-30 12:20:37,223 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:36" (2/3) ... [2023-08-30 12:20:37,223 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7570c7d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:20:37, skipping insertion in model container [2023-08-30 12:20:37,223 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:20:37" (3/3) ... [2023-08-30 12:20:37,232 INFO L112 eAbstractionObserver]: Analyzing ICFG mix040_tso.oepc.i [2023-08-30 12:20:37,239 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:20:37,248 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:20:37,248 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 12:20:37,248 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:20:37,311 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:20:37,317 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 12:20:37,322 INFO L158 Benchmark]: Toolchain (without parser) took 1504.31ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 58.6MB in the beginning and 45.2MB in the end (delta: 13.4MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. [2023-08-30 12:20:37,323 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 81.8MB. Free memory is still 58.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:20:37,323 INFO L158 Benchmark]: CACSL2BoogieTranslator took 487.41ms. Allocated memory is still 81.8MB. Free memory was 58.4MB in the beginning and 58.4MB in the end (delta: -63.5kB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. [2023-08-30 12:20:37,324 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.06ms. Allocated memory is still 81.8MB. Free memory was 58.4MB in the beginning and 55.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:20:37,324 INFO L158 Benchmark]: Boogie Preprocessor took 54.45ms. Allocated memory is still 81.8MB. Free memory was 55.7MB in the beginning and 53.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:20:37,325 INFO L158 Benchmark]: RCFGBuilder took 774.28ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 53.6MB in the beginning and 56.3MB in the end (delta: -2.6MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2023-08-30 12:20:37,326 INFO L158 Benchmark]: TraceAbstraction took 99.73ms. Allocated memory is still 98.6MB. Free memory was 55.3MB in the beginning and 45.2MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 12:20:37,329 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 81.8MB. Free memory is still 58.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 487.41ms. Allocated memory is still 81.8MB. Free memory was 58.4MB in the beginning and 58.4MB in the end (delta: -63.5kB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.06ms. Allocated memory is still 81.8MB. Free memory was 58.4MB in the beginning and 55.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.45ms. Allocated memory is still 81.8MB. Free memory was 55.7MB in the beginning and 53.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 774.28ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 53.6MB in the beginning and 56.3MB in the end (delta: -2.6MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. * TraceAbstraction took 99.73ms. Allocated memory is still 98.6MB. Free memory was 55.3MB in the beginning and 45.2MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:20:37,345 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/mix040_tso.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 26c011a0e45020881b0eb90c07839ec48e6b26942e49028568b078c64e0cf722 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 12:20:39,224 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:20:39,226 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:20:39,271 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:20:39,273 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:20:39,276 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:20:39,277 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:20:39,280 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:20:39,282 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:20:39,286 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:20:39,287 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:20:39,290 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:20:39,290 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:20:39,292 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:20:39,294 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:20:39,300 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:20:39,301 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:20:39,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:20:39,304 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:20:39,307 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:20:39,309 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:20:39,310 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:20:39,310 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:20:39,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:20:39,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:20:39,319 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:20:39,319 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:20:39,321 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:20:39,321 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:20:39,322 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:20:39,322 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:20:39,327 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:20:39,328 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:20:39,329 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:20:39,330 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:20:39,330 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:20:39,331 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:20:39,331 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:20:39,331 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:20:39,332 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:20:39,333 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:20:39,334 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:20:39,365 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:20:39,366 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:20:39,367 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:20:39,367 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:20:39,368 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:20:39,368 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:20:39,368 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:20:39,369 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:20:39,369 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:20:39,369 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:20:39,370 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:20:39,370 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:20:39,370 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:20:39,370 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:20:39,371 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:20:39,371 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:20:39,371 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:20:39,371 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:20:39,371 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:20:39,371 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:20:39,372 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:20:39,372 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:20:39,372 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:20:39,372 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:20:39,372 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:20:39,373 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:20:39,373 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:20:39,373 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:20:39,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:20:39,373 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:20:39,374 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:20:39,374 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:20:39,374 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:20:39,374 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:20:39,374 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:20:39,375 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:20:39,375 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:20:39,375 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:20:39,375 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:20:39,375 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:20:39,376 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26c011a0e45020881b0eb90c07839ec48e6b26942e49028568b078c64e0cf722 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:20:39,685 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:20:39,715 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:20:39,717 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:20:39,718 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:20:39,719 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:20:39,720 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix040_tso.oepc.i [2023-08-30 12:20:40,881 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:20:41,135 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:20:41,136 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix040_tso.oepc.i [2023-08-30 12:20:41,148 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f57d081d/714fd1c8e8984f998a1029c6a9bdd96e/FLAG9cf503fbe [2023-08-30 12:20:41,160 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f57d081d/714fd1c8e8984f998a1029c6a9bdd96e [2023-08-30 12:20:41,162 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:20:41,163 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:20:41,165 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:20:41,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:20:41,170 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:20:41,171 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:20:41" (1/1) ... [2023-08-30 12:20:41,172 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b4411f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:41, skipping insertion in model container [2023-08-30 12:20:41,172 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:20:41" (1/1) ... [2023-08-30 12:20:41,178 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:20:41,212 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:20:41,332 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/mix040_tso.oepc.i[949,962] [2023-08-30 12:20:41,537 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:20:41,548 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:20:41,559 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/mix040_tso.oepc.i[949,962] [2023-08-30 12:20:41,616 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:20:41,651 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:20:41,652 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:20:41,657 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:20:41,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:41 WrapperNode [2023-08-30 12:20:41,658 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:20:41,659 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:20:41,659 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:20:41,659 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:20:41,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:41" (1/1) ... [2023-08-30 12:20:41,687 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:41" (1/1) ... [2023-08-30 12:20:41,712 INFO L138 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 165 [2023-08-30 12:20:41,712 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:20:41,713 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:20:41,713 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:20:41,713 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:20:41,721 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:41" (1/1) ... [2023-08-30 12:20:41,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:41" (1/1) ... [2023-08-30 12:20:41,725 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:41" (1/1) ... [2023-08-30 12:20:41,725 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:41" (1/1) ... [2023-08-30 12:20:41,735 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:41" (1/1) ... [2023-08-30 12:20:41,736 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:41" (1/1) ... [2023-08-30 12:20:41,739 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:41" (1/1) ... [2023-08-30 12:20:41,741 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:41" (1/1) ... [2023-08-30 12:20:41,745 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:20:41,745 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:20:41,745 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:20:41,746 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:20:41,746 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:41" (1/1) ... [2023-08-30 12:20:41,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:20:41,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:20:41,778 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 12:20:41,805 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 12:20:41,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:20:41,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:20:41,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:20:41,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:20:41,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:20:41,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:20:41,821 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:20:41,821 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:20:41,822 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:20:41,822 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:20:41,822 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:20:41,822 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:20:41,822 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 12:20:41,823 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 12:20:41,823 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:20:41,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:20:41,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:20:41,825 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 12:20:42,032 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:20:42,034 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:20:42,385 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:20:42,541 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:20:42,541 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:20:42,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:20:42 BoogieIcfgContainer [2023-08-30 12:20:42,544 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:20:42,546 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:20:42,546 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:20:42,548 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:20:42,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:20:41" (1/3) ... [2023-08-30 12:20:42,549 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7172a2ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:20:42, skipping insertion in model container [2023-08-30 12:20:42,549 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:20:41" (2/3) ... [2023-08-30 12:20:42,550 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7172a2ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:20:42, skipping insertion in model container [2023-08-30 12:20:42,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:20:42" (3/3) ... [2023-08-30 12:20:42,552 INFO L112 eAbstractionObserver]: Analyzing ICFG mix040_tso.oepc.i [2023-08-30 12:20:42,559 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:20:42,567 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:20:42,568 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 12:20:42,568 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:20:42,638 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:20:42,644 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 12:20:42,649 INFO L158 Benchmark]: Toolchain (without parser) took 1485.38ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 38.5MB in the beginning and 39.4MB in the end (delta: -853.0kB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2023-08-30 12:20:42,650 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 50.3MB. Free memory was 27.3MB in the beginning and 27.3MB in the end (delta: 24.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:20:42,650 INFO L158 Benchmark]: CACSL2BoogieTranslator took 492.67ms. Allocated memory is still 62.9MB. Free memory was 38.4MB in the beginning and 27.6MB in the end (delta: 10.8MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2023-08-30 12:20:42,651 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.90ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 27.4MB in the beginning and 50.8MB in the end (delta: -23.4MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2023-08-30 12:20:42,652 INFO L158 Benchmark]: Boogie Preprocessor took 31.64ms. Allocated memory is still 75.5MB. Free memory was 50.8MB in the beginning and 48.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:20:42,653 INFO L158 Benchmark]: RCFGBuilder took 798.51ms. Allocated memory is still 75.5MB. Free memory was 48.1MB in the beginning and 33.1MB in the end (delta: 15.0MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2023-08-30 12:20:42,654 INFO L158 Benchmark]: TraceAbstraction took 102.04ms. Allocated memory is still 75.5MB. Free memory was 32.7MB in the beginning and 39.4MB in the end (delta: -6.7MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2023-08-30 12:20:42,661 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 50.3MB. Free memory was 27.3MB in the beginning and 27.3MB in the end (delta: 24.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 492.67ms. Allocated memory is still 62.9MB. Free memory was 38.4MB in the beginning and 27.6MB in the end (delta: 10.8MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.90ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 27.4MB in the beginning and 50.8MB in the end (delta: -23.4MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.64ms. Allocated memory is still 75.5MB. Free memory was 50.8MB in the beginning and 48.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 798.51ms. Allocated memory is still 75.5MB. Free memory was 48.1MB in the beginning and 33.1MB in the end (delta: 15.0MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. * TraceAbstraction took 102.04ms. Allocated memory is still 75.5MB. Free memory was 32.7MB in the beginning and 39.4MB in the end (delta: -6.7MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:20:42,683 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE