./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix001.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/mix001.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 54b7204af3591799bdde98d626e5c17b99e9c1ebc668ecbb3e0b1bb3bb8aa3c2 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 12:18:03,946 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:18:03,948 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:18:03,979 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:18:03,980 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:18:03,982 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:18:03,984 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:18:03,985 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:18:03,987 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:18:03,990 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:18:03,991 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:18:03,992 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:18:03,993 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:18:03,994 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:18:03,995 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:18:03,998 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:18:03,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:18:04,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:18:04,001 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:18:04,005 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:18:04,006 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:18:04,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:18:04,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:18:04,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:18:04,019 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:18:04,020 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:18:04,020 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:18:04,021 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:18:04,021 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:18:04,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:18:04,022 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:18:04,024 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:18:04,026 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:18:04,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:18:04,027 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:18:04,027 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:18:04,027 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:18:04,028 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:18:04,028 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:18:04,028 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:18:04,029 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:18:04,030 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:18:04,057 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:18:04,057 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:18:04,058 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:18:04,058 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:18:04,059 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:18:04,059 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:18:04,059 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:18:04,059 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:18:04,059 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:18:04,060 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:18:04,060 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:18:04,060 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:18:04,061 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:18:04,061 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:18:04,061 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:18:04,061 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:18:04,061 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:18:04,061 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:18:04,061 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:18:04,062 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:18:04,062 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:18:04,062 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:18:04,062 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:18:04,062 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:18:04,062 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:18:04,062 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:18:04,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:18:04,063 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:18:04,063 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:18:04,063 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:18:04,063 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:18:04,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:18:04,064 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:18:04,064 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:18:04,064 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:18:04,064 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:18:04,064 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:18:04,064 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54b7204af3591799bdde98d626e5c17b99e9c1ebc668ecbb3e0b1bb3bb8aa3c2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:18:04,302 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:18:04,318 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:18:04,320 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:18:04,321 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:18:04,321 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:18:04,322 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix001.oepc.i [2023-08-30 12:18:05,213 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:18:05,392 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:18:05,393 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix001.oepc.i [2023-08-30 12:18:05,402 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a12f16847/7b441e542f14440bbb591aa66b47c585/FLAGeda1540be [2023-08-30 12:18:05,412 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a12f16847/7b441e542f14440bbb591aa66b47c585 [2023-08-30 12:18:05,414 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:18:05,415 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:18:05,416 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:18:05,416 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:18:05,418 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:18:05,418 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:18:05" (1/1) ... [2023-08-30 12:18:05,419 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2363326d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:05, skipping insertion in model container [2023-08-30 12:18:05,419 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:18:05" (1/1) ... [2023-08-30 12:18:05,425 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:18:05,466 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:18:05,603 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/mix001.oepc.i[988,1001] [2023-08-30 12:18:05,781 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:18:05,796 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:18:05,806 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/mix001.oepc.i[988,1001] [2023-08-30 12:18:05,861 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:18:05,891 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:18:05,891 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:18:05,895 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:18:05,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:05 WrapperNode [2023-08-30 12:18:05,896 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:18:05,897 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:18:05,897 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:18:05,897 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:18:05,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:05" (1/1) ... [2023-08-30 12:18:05,929 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:05" (1/1) ... [2023-08-30 12:18:05,948 INFO L138 Inliner]: procedures = 176, calls = 60, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 154 [2023-08-30 12:18:05,952 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:18:05,953 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:18:05,953 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:18:05,953 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:18:05,959 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:05" (1/1) ... [2023-08-30 12:18:05,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:05" (1/1) ... [2023-08-30 12:18:05,969 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:05" (1/1) ... [2023-08-30 12:18:05,970 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:05" (1/1) ... [2023-08-30 12:18:05,977 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:05" (1/1) ... [2023-08-30 12:18:05,988 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:05" (1/1) ... [2023-08-30 12:18:05,990 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:05" (1/1) ... [2023-08-30 12:18:05,991 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:05" (1/1) ... [2023-08-30 12:18:05,993 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:18:05,997 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:18:05,997 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:18:05,997 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:18:05,998 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:05" (1/1) ... [2023-08-30 12:18:06,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:18:06,010 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:18:06,021 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 12:18:06,027 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 12:18:06,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:18:06,046 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:18:06,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:18:06,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:18:06,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:18:06,047 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:18:06,047 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:18:06,047 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:18:06,047 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:18:06,047 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:18:06,047 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:18:06,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:18:06,047 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:18:06,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:18:06,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:18:06,048 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 12:18:06,147 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:18:06,148 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:18:06,443 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:18:06,566 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:18:06,567 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:18:06,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:18:06 BoogieIcfgContainer [2023-08-30 12:18:06,569 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:18:06,570 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:18:06,570 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:18:06,572 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:18:06,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:18:05" (1/3) ... [2023-08-30 12:18:06,573 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c42b760 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:18:06, skipping insertion in model container [2023-08-30 12:18:06,573 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:05" (2/3) ... [2023-08-30 12:18:06,573 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c42b760 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:18:06, skipping insertion in model container [2023-08-30 12:18:06,573 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:18:06" (3/3) ... [2023-08-30 12:18:06,574 INFO L112 eAbstractionObserver]: Analyzing ICFG mix001.oepc.i [2023-08-30 12:18:06,580 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:18:06,585 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:18:06,586 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 12:18:06,586 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:18:06,637 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:18:06,642 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 12:18:06,645 INFO L158 Benchmark]: Toolchain (without parser) took 1229.79ms. Allocated memory is still 83.9MB. Free memory was 57.8MB in the beginning and 57.4MB in the end (delta: 404.5kB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. [2023-08-30 12:18:06,646 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 60.8MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:18:06,646 INFO L158 Benchmark]: CACSL2BoogieTranslator took 480.38ms. Allocated memory is still 83.9MB. Free memory was 57.6MB in the beginning and 53.0MB in the end (delta: 4.6MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2023-08-30 12:18:06,647 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.49ms. Allocated memory is still 83.9MB. Free memory was 53.0MB in the beginning and 50.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:18:06,647 INFO L158 Benchmark]: Boogie Preprocessor took 43.91ms. Allocated memory is still 83.9MB. Free memory was 50.3MB in the beginning and 48.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:18:06,648 INFO L158 Benchmark]: RCFGBuilder took 571.64ms. Allocated memory is still 83.9MB. Free memory was 48.2MB in the beginning and 36.2MB in the end (delta: 11.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-08-30 12:18:06,648 INFO L158 Benchmark]: TraceAbstraction took 74.02ms. Allocated memory is still 83.9MB. Free memory was 35.7MB in the beginning and 57.4MB in the end (delta: -21.7MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2023-08-30 12:18:06,654 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 60.8MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 480.38ms. Allocated memory is still 83.9MB. Free memory was 57.6MB in the beginning and 53.0MB in the end (delta: 4.6MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.49ms. Allocated memory is still 83.9MB. Free memory was 53.0MB in the beginning and 50.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.91ms. Allocated memory is still 83.9MB. Free memory was 50.3MB in the beginning and 48.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 571.64ms. Allocated memory is still 83.9MB. Free memory was 48.2MB in the beginning and 36.2MB in the end (delta: 11.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 74.02ms. Allocated memory is still 83.9MB. Free memory was 35.7MB in the beginning and 57.4MB in the end (delta: -21.7MB). Peak memory consumption was 13.8MB. 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 12:18:06,674 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/mix001.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 54b7204af3591799bdde98d626e5c17b99e9c1ebc668ecbb3e0b1bb3bb8aa3c2 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 12:18:08,176 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:18:08,178 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:18:08,211 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:18:08,212 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:18:08,214 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:18:08,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:18:08,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:18:08,219 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:18:08,222 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:18:08,223 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:18:08,225 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:18:08,225 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:18:08,226 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:18:08,227 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:18:08,231 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:18:08,232 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:18:08,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:18:08,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:18:08,235 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:18:08,235 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:18:08,237 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:18:08,238 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:18:08,238 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:18:08,243 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:18:08,243 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:18:08,243 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:18:08,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:18:08,244 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:18:08,245 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:18:08,245 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:18:08,245 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:18:08,246 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:18:08,247 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:18:08,248 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:18:08,248 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:18:08,249 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:18:08,249 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:18:08,249 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:18:08,255 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:18:08,256 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:18:08,258 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:18:08,282 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:18:08,282 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:18:08,283 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:18:08,283 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:18:08,283 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:18:08,284 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:18:08,284 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:18:08,284 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:18:08,284 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:18:08,284 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:18:08,285 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:18:08,285 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:18:08,285 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:18:08,285 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:18:08,286 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:18:08,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:18:08,286 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:18:08,286 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:18:08,286 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:18:08,286 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:18:08,286 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:18:08,286 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:18:08,287 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:18:08,287 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:18:08,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:18:08,287 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:18:08,287 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:18:08,287 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:18:08,287 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:18:08,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:18:08,288 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:18:08,288 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:18:08,288 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:18:08,288 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:18:08,288 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:18:08,288 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:18:08,289 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:18:08,289 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:18:08,289 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:18:08,289 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:18:08,289 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54b7204af3591799bdde98d626e5c17b99e9c1ebc668ecbb3e0b1bb3bb8aa3c2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:18:08,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:18:08,529 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:18:08,531 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:18:08,532 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:18:08,532 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:18:08,533 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix001.oepc.i [2023-08-30 12:18:09,440 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:18:09,655 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:18:09,658 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix001.oepc.i [2023-08-30 12:18:09,668 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae58845bf/04efe1ca41634723a3a15ab769f7c609/FLAG5e0dc1cd7 [2023-08-30 12:18:09,679 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae58845bf/04efe1ca41634723a3a15ab769f7c609 [2023-08-30 12:18:09,681 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:18:09,682 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:18:09,683 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:18:09,684 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:18:09,686 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:18:09,686 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:18:09" (1/1) ... [2023-08-30 12:18:09,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c19fb59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:09, skipping insertion in model container [2023-08-30 12:18:09,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:18:09" (1/1) ... [2023-08-30 12:18:09,691 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:18:09,727 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:18:09,814 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/mix001.oepc.i[988,1001] [2023-08-30 12:18:09,976 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:18:09,989 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:18:09,998 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/mix001.oepc.i[988,1001] [2023-08-30 12:18:10,046 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:18:10,076 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:18:10,076 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:18:10,080 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:18:10,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:10 WrapperNode [2023-08-30 12:18:10,081 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:18:10,081 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:18:10,082 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:18:10,082 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:18:10,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:10" (1/1) ... [2023-08-30 12:18:10,112 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:10" (1/1) ... [2023-08-30 12:18:10,135 INFO L138 Inliner]: procedures = 179, calls = 60, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 155 [2023-08-30 12:18:10,136 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:18:10,136 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:18:10,136 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:18:10,136 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:18:10,150 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:10" (1/1) ... [2023-08-30 12:18:10,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:10" (1/1) ... [2023-08-30 12:18:10,159 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:10" (1/1) ... [2023-08-30 12:18:10,162 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:10" (1/1) ... [2023-08-30 12:18:10,176 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:10" (1/1) ... [2023-08-30 12:18:10,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:10" (1/1) ... [2023-08-30 12:18:10,180 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:10" (1/1) ... [2023-08-30 12:18:10,188 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:10" (1/1) ... [2023-08-30 12:18:10,191 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:18:10,192 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:18:10,192 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:18:10,192 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:18:10,192 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:10" (1/1) ... [2023-08-30 12:18:10,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:18:10,208 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:18:10,252 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 12:18:10,253 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 12:18:10,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:18:10,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:18:10,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:18:10,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:18:10,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:18:10,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:18:10,275 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:18:10,275 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:18:10,276 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:18:10,276 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:18:10,276 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:18:10,276 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:18:10,276 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:18:10,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:18:10,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:18:10,277 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 12:18:10,386 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:18:10,389 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:18:10,694 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:18:10,818 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:18:10,818 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:18:10,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:18:10 BoogieIcfgContainer [2023-08-30 12:18:10,820 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:18:10,821 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:18:10,821 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:18:10,823 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:18:10,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:18:09" (1/3) ... [2023-08-30 12:18:10,824 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c7fb9bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:18:10, skipping insertion in model container [2023-08-30 12:18:10,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:18:10" (2/3) ... [2023-08-30 12:18:10,825 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c7fb9bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:18:10, skipping insertion in model container [2023-08-30 12:18:10,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:18:10" (3/3) ... [2023-08-30 12:18:10,826 INFO L112 eAbstractionObserver]: Analyzing ICFG mix001.oepc.i [2023-08-30 12:18:10,831 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:18:10,837 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:18:10,837 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 12:18:10,837 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:18:10,879 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:18:10,884 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 12:18:10,888 INFO L158 Benchmark]: Toolchain (without parser) took 1204.98ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 41.8MB in the beginning and 34.0MB in the end (delta: 7.7MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2023-08-30 12:18:10,888 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 50.3MB. Free memory was 28.6MB in the beginning and 28.6MB in the end (delta: 33.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:18:10,889 INFO L158 Benchmark]: CACSL2BoogieTranslator took 397.97ms. Allocated memory is still 65.0MB. Free memory was 41.6MB in the beginning and 32.1MB in the end (delta: 9.5MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2023-08-30 12:18:10,889 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.32ms. Allocated memory is still 65.0MB. Free memory was 31.9MB in the beginning and 29.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:18:10,890 INFO L158 Benchmark]: Boogie Preprocessor took 55.03ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 29.3MB in the beginning and 57.4MB in the end (delta: -28.1MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. [2023-08-30 12:18:10,890 INFO L158 Benchmark]: RCFGBuilder took 628.10ms. Allocated memory is still 79.7MB. Free memory was 57.1MB in the beginning and 47.8MB in the end (delta: 9.3MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2023-08-30 12:18:10,891 INFO L158 Benchmark]: TraceAbstraction took 65.44ms. Allocated memory is still 79.7MB. Free memory was 47.3MB in the beginning and 34.0MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:18:10,897 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 50.3MB. Free memory was 28.6MB in the beginning and 28.6MB in the end (delta: 33.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 397.97ms. Allocated memory is still 65.0MB. Free memory was 41.6MB in the beginning and 32.1MB in the end (delta: 9.5MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.32ms. Allocated memory is still 65.0MB. Free memory was 31.9MB in the beginning and 29.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.03ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 29.3MB in the beginning and 57.4MB in the end (delta: -28.1MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. * RCFGBuilder took 628.10ms. Allocated memory is still 79.7MB. Free memory was 57.1MB in the beginning and 47.8MB in the end (delta: 9.3MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. * TraceAbstraction took 65.44ms. Allocated memory is still 79.7MB. Free memory was 47.3MB in the beginning and 34.0MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:18:10,914 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