./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.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/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.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 26c7def9550acbb8db0f014014632a2eeeeca7df9ce503e9999e1bc5b1d84980 --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 12:23:20,852 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:23:20,854 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:23:20,886 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:23:20,887 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:23:20,889 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:23:20,890 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:23:20,892 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:23:20,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:23:20,896 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:23:20,897 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:23:20,899 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:23:20,899 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:23:20,901 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:23:20,901 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:23:20,904 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:23:20,906 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:23:20,907 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:23:20,908 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:23:20,911 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:23:20,912 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:23:20,913 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:23:20,913 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:23:20,914 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:23:20,919 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:23:20,919 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:23:20,919 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:23:20,921 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:23:20,922 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:23:20,922 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:23:20,922 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:23:20,926 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:23:20,927 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:23:20,928 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:23:20,929 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:23:20,929 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:23:20,930 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:23:20,930 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:23:20,930 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:23:20,930 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:23:20,931 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:23:20,932 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:23:20,951 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:23:20,951 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:23:20,952 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:23:20,952 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:23:20,953 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:23:20,953 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:23:20,953 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:23:20,953 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:23:20,954 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:23:20,954 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:23:20,954 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:23:20,955 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:23:20,955 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:23:20,955 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:23:20,955 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:23:20,955 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:23:20,955 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:23:20,955 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:23:20,955 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:23:20,956 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:23:20,956 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:23:20,956 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:23:20,956 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:23:20,956 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:23:20,956 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:23:20,956 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:23:20,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:23:20,957 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:23:20,957 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:23:20,957 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:23:20,957 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:23:20,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:23:20,957 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:23:20,958 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:23:20,958 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:23:20,958 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:23:20,958 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:23:20,958 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26c7def9550acbb8db0f014014632a2eeeeca7df9ce503e9999e1bc5b1d84980 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:23:21,207 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:23:21,219 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:23:21,221 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:23:21,222 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:23:21,222 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:23:21,223 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-30 12:23:22,243 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:23:22,475 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:23:22,475 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-30 12:23:22,485 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98baa51bb/ce9c2d1d97cd4a39a5683643d6ac23c8/FLAGea1459779 [2023-08-30 12:23:22,499 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98baa51bb/ce9c2d1d97cd4a39a5683643d6ac23c8 [2023-08-30 12:23:22,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:23:22,503 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:23:22,505 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:23:22,505 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:23:22,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:23:22,508 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:23:22" (1/1) ... [2023-08-30 12:23:22,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1941587b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:22, skipping insertion in model container [2023-08-30 12:23:22,510 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:23:22" (1/1) ... [2023-08-30 12:23:22,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:23:22,544 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:23:22,643 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/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2023-08-30 12:23:22,769 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:23:22,777 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:23:22,788 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/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2023-08-30 12:23:22,832 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:23:22,858 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:23:22,858 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:23:22,863 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:23:22,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:22 WrapperNode [2023-08-30 12:23:22,863 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:23:22,864 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:23:22,864 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:23:22,865 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:23:22,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:22" (1/1) ... [2023-08-30 12:23:22,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:22" (1/1) ... [2023-08-30 12:23:22,927 INFO L138 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2023-08-30 12:23:22,929 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:23:22,930 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:23:22,930 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:23:22,930 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:23:22,935 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:22" (1/1) ... [2023-08-30 12:23:22,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:22" (1/1) ... [2023-08-30 12:23:22,948 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:22" (1/1) ... [2023-08-30 12:23:22,949 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:22" (1/1) ... [2023-08-30 12:23:22,952 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:22" (1/1) ... [2023-08-30 12:23:22,959 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:22" (1/1) ... [2023-08-30 12:23:22,961 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:22" (1/1) ... [2023-08-30 12:23:22,964 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:22" (1/1) ... [2023-08-30 12:23:22,965 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:23:22,968 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:23:22,968 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:23:22,968 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:23:22,969 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:22" (1/1) ... [2023-08-30 12:23:22,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:23:22,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:23:22,989 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 12:23:22,995 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 12:23:23,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:23:23,014 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:23:23,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:23:23,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:23:23,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:23:23,015 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:23:23,015 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:23:23,015 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:23:23,015 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:23:23,015 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:23:23,016 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:23:23,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:23:23,016 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:23:23,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:23:23,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:23:23,017 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 12:23:23,098 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:23:23,110 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:23:23,279 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:23:23,294 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:23:23,294 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:23:23,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:23:23 BoogieIcfgContainer [2023-08-30 12:23:23,296 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:23:23,297 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:23:23,297 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:23:23,299 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:23:23,299 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:23:22" (1/3) ... [2023-08-30 12:23:23,300 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58d0d76f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:23:23, skipping insertion in model container [2023-08-30 12:23:23,300 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:22" (2/3) ... [2023-08-30 12:23:23,300 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58d0d76f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:23:23, skipping insertion in model container [2023-08-30 12:23:23,300 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:23:23" (3/3) ... [2023-08-30 12:23:23,301 INFO L112 eAbstractionObserver]: Analyzing ICFG safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-30 12:23:23,306 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:23:23,311 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:23:23,311 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 12:23:23,312 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:23:23,370 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:23:23,374 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 12:23:23,377 INFO L158 Benchmark]: Toolchain (without parser) took 873.42ms. Allocated memory is still 77.6MB. Free memory was 52.5MB in the beginning and 31.0MB in the end (delta: 21.4MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2023-08-30 12:23:23,377 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 77.6MB. Free memory is still 54.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:23:23,378 INFO L158 Benchmark]: CACSL2BoogieTranslator took 358.34ms. Allocated memory is still 77.6MB. Free memory was 52.1MB in the beginning and 32.2MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-08-30 12:23:23,378 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.76ms. Allocated memory is still 77.6MB. Free memory was 32.0MB in the beginning and 55.6MB in the end (delta: -23.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:23:23,379 INFO L158 Benchmark]: Boogie Preprocessor took 37.88ms. Allocated memory is still 77.6MB. Free memory was 55.6MB in the beginning and 54.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:23:23,379 INFO L158 Benchmark]: RCFGBuilder took 328.10ms. Allocated memory is still 77.6MB. Free memory was 54.2MB in the beginning and 38.8MB in the end (delta: 15.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:23:23,379 INFO L158 Benchmark]: TraceAbstraction took 78.73ms. Allocated memory is still 77.6MB. Free memory was 38.1MB in the beginning and 31.0MB in the end (delta: 7.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 12:23:23,381 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 77.6MB. Free memory is still 54.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 358.34ms. Allocated memory is still 77.6MB. Free memory was 52.1MB in the beginning and 32.2MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.76ms. Allocated memory is still 77.6MB. Free memory was 32.0MB in the beginning and 55.6MB in the end (delta: -23.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.88ms. Allocated memory is still 77.6MB. Free memory was 55.6MB in the beginning and 54.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 328.10ms. Allocated memory is still 77.6MB. Free memory was 54.2MB in the beginning and 38.8MB in the end (delta: 15.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 78.73ms. Allocated memory is still 77.6MB. Free memory was 38.1MB in the beginning and 31.0MB in the end (delta: 7.1MB). 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 12:23:23,404 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.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 26c7def9550acbb8db0f014014632a2eeeeca7df9ce503e9999e1bc5b1d84980 --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 12:23:24,918 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:23:24,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:23:24,943 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:23:24,944 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:23:24,944 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:23:24,951 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:23:24,953 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:23:24,954 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:23:24,957 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:23:24,958 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:23:24,959 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:23:24,960 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:23:24,961 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:23:24,963 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:23:24,966 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:23:24,967 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:23:24,968 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:23:24,969 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:23:24,972 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:23:24,973 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:23:24,974 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:23:24,974 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:23:24,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:23:24,996 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:23:24,996 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:23:24,996 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:23:24,997 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:23:24,998 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:23:24,999 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:23:24,999 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:23:25,003 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:23:25,003 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:23:25,004 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:23:25,005 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:23:25,005 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:23:25,006 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:23:25,006 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:23:25,006 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:23:25,006 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:23:25,007 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:23:25,010 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:23:25,031 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:23:25,031 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:23:25,032 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:23:25,032 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:23:25,033 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:23:25,033 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:23:25,034 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:23:25,034 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:23:25,034 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:23:25,034 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:23:25,035 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:23:25,035 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:23:25,035 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:23:25,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:23:25,035 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:23:25,035 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:23:25,036 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:23:25,036 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:23:25,036 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:23:25,036 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:23:25,036 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:23:25,036 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:23:25,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:23:25,036 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:23:25,037 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:23:25,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:23:25,037 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:23:25,037 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:23:25,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:23:25,037 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:23:25,037 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:23:25,038 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:23:25,038 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:23:25,038 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:23:25,038 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:23:25,038 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:23:25,038 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:23:25,038 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:23:25,039 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:23:25,039 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:23:25,039 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26c7def9550acbb8db0f014014632a2eeeeca7df9ce503e9999e1bc5b1d84980 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:23:25,264 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:23:25,279 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:23:25,281 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:23:25,281 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:23:25,282 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:23:25,283 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-30 12:23:26,152 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:23:26,354 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:23:26,355 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-30 12:23:26,371 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c5372e4e/ffe938ca50f14209970ed95b132201fa/FLAG029755cad [2023-08-30 12:23:26,381 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c5372e4e/ffe938ca50f14209970ed95b132201fa [2023-08-30 12:23:26,382 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:23:26,383 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:23:26,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:23:26,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:23:26,398 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:23:26,398 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:23:26" (1/1) ... [2023-08-30 12:23:26,399 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d72dbf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:26, skipping insertion in model container [2023-08-30 12:23:26,399 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:23:26" (1/1) ... [2023-08-30 12:23:26,403 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:23:26,424 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:23:26,536 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/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2023-08-30 12:23:26,666 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:23:26,677 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:23:26,685 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/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2023-08-30 12:23:26,713 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:23:26,742 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:23:26,742 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:23:26,746 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:23:26,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:26 WrapperNode [2023-08-30 12:23:26,746 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:23:26,747 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:23:26,747 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:23:26,747 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:23:26,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:26" (1/1) ... [2023-08-30 12:23:26,776 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:26" (1/1) ... [2023-08-30 12:23:26,794 INFO L138 Inliner]: procedures = 179, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2023-08-30 12:23:26,794 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:23:26,795 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:23:26,795 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:23:26,795 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:23:26,801 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:26" (1/1) ... [2023-08-30 12:23:26,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:26" (1/1) ... [2023-08-30 12:23:26,814 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:26" (1/1) ... [2023-08-30 12:23:26,814 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:26" (1/1) ... [2023-08-30 12:23:26,822 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:26" (1/1) ... [2023-08-30 12:23:26,824 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:26" (1/1) ... [2023-08-30 12:23:26,829 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:26" (1/1) ... [2023-08-30 12:23:26,836 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:26" (1/1) ... [2023-08-30 12:23:26,838 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:23:26,839 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:23:26,839 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:23:26,839 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:23:26,840 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:26" (1/1) ... [2023-08-30 12:23:26,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:23:26,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:23:26,864 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 12:23:26,892 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 12:23:26,936 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:23:26,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:23:26,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:23:26,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:23:26,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:23:26,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:23:26,936 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:23:26,936 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:23:26,936 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:23:26,936 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:23:26,936 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:23:26,936 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:23:26,937 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:23:26,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:23:26,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:23:26,938 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 12:23:27,071 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:23:27,082 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:23:27,295 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:23:27,323 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:23:27,326 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:23:27,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:23:27 BoogieIcfgContainer [2023-08-30 12:23:27,328 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:23:27,331 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:23:27,331 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:23:27,333 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:23:27,333 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:23:26" (1/3) ... [2023-08-30 12:23:27,333 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@201a5d33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:23:27, skipping insertion in model container [2023-08-30 12:23:27,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:26" (2/3) ... [2023-08-30 12:23:27,334 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@201a5d33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:23:27, skipping insertion in model container [2023-08-30 12:23:27,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:23:27" (3/3) ... [2023-08-30 12:23:27,335 INFO L112 eAbstractionObserver]: Analyzing ICFG safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-30 12:23:27,342 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:23:27,349 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:23:27,350 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 12:23:27,350 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:23:27,425 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:23:27,430 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 12:23:27,434 INFO L158 Benchmark]: Toolchain (without parser) took 1050.16ms. Allocated memory is still 90.2MB. Free memory was 66.8MB in the beginning and 45.7MB in the end (delta: 21.1MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2023-08-30 12:23:27,435 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 90.2MB. Free memory was 68.0MB in the beginning and 68.0MB in the end (delta: 88.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:23:27,435 INFO L158 Benchmark]: CACSL2BoogieTranslator took 362.43ms. Allocated memory is still 90.2MB. Free memory was 66.6MB in the beginning and 45.1MB in the end (delta: 21.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-08-30 12:23:27,435 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.23ms. Allocated memory is still 90.2MB. Free memory was 45.1MB in the beginning and 43.0MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:23:27,436 INFO L158 Benchmark]: Boogie Preprocessor took 43.83ms. Allocated memory is still 90.2MB. Free memory was 43.0MB in the beginning and 40.9MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:23:27,436 INFO L158 Benchmark]: RCFGBuilder took 489.64ms. Allocated memory is still 90.2MB. Free memory was 40.9MB in the beginning and 54.7MB in the end (delta: -13.7MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. [2023-08-30 12:23:27,437 INFO L158 Benchmark]: TraceAbstraction took 102.40ms. Allocated memory is still 90.2MB. Free memory was 54.1MB in the beginning and 45.8MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 12:23:27,444 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 90.2MB. Free memory was 68.0MB in the beginning and 68.0MB in the end (delta: 88.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 362.43ms. Allocated memory is still 90.2MB. Free memory was 66.6MB in the beginning and 45.1MB in the end (delta: 21.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.23ms. Allocated memory is still 90.2MB. Free memory was 45.1MB in the beginning and 43.0MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 43.83ms. Allocated memory is still 90.2MB. Free memory was 43.0MB in the beginning and 40.9MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 489.64ms. Allocated memory is still 90.2MB. Free memory was 40.9MB in the beginning and 54.7MB in the end (delta: -13.7MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. * TraceAbstraction took 102.40ms. Allocated memory is still 90.2MB. Free memory was 54.1MB in the beginning and 45.8MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:23:27,481 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE