./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe021_power.opt_pso.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/safe021_power.opt_pso.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 10a668ec1ea7995e15ba3bf7e664e16993ba1d6d90153ec7cf305acc426b53b6 --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 12:24:04,858 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:24:04,859 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:24:04,890 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:24:04,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:24:04,893 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:24:04,895 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:24:04,897 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:24:04,898 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:24:04,901 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:24:04,902 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:24:04,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:24:04,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:24:04,905 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:24:04,906 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:24:04,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:24:04,910 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:24:04,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:24:04,914 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:24:04,917 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:24:04,918 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:24:04,919 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:24:04,919 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:24:04,920 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:24:04,925 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:24:04,925 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:24:04,925 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:24:04,926 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:24:04,927 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:24:04,927 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:24:04,927 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:24:04,929 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:24:04,930 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:24:04,930 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:24:04,931 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:24:04,931 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:24:04,931 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:24:04,932 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:24:04,932 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:24:04,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:24:04,933 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:24:04,934 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:24:04,959 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:24:04,959 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:24:04,960 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:24:04,960 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:24:04,960 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:24:04,961 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:24:04,961 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:24:04,961 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:24:04,961 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:24:04,962 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:24:04,962 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:24:04,962 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:24:04,962 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:24:04,963 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:24:04,963 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:24:04,963 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:24:04,963 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:24:04,963 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:24:04,963 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:24:04,963 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:24:04,964 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:24:04,964 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:24:04,964 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:24:04,964 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:24:04,964 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:24:04,964 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:24:04,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:24:04,965 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:24:04,965 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:24:04,965 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:24:04,965 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:24:04,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:24:04,966 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:24:04,966 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:24:04,966 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:24:04,966 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:24:04,966 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:24:04,966 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10a668ec1ea7995e15ba3bf7e664e16993ba1d6d90153ec7cf305acc426b53b6 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:24:05,180 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:24:05,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:24:05,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:24:05,203 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:24:05,204 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:24:05,205 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe021_power.opt_pso.opt.i [2023-08-30 12:24:06,157 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:24:06,351 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:24:06,351 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe021_power.opt_pso.opt.i [2023-08-30 12:24:06,363 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5e655b99/6912bbcd69d74c89a42c03584431818b/FLAGe5caf6a0c [2023-08-30 12:24:06,374 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5e655b99/6912bbcd69d74c89a42c03584431818b [2023-08-30 12:24:06,375 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:24:06,376 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:24:06,377 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:24:06,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:24:06,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:24:06,379 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:24:06" (1/1) ... [2023-08-30 12:24:06,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ab0c55b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:06, skipping insertion in model container [2023-08-30 12:24:06,380 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:24:06" (1/1) ... [2023-08-30 12:24:06,384 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:24:06,425 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:24:06,515 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/safe021_power.opt_pso.opt.i[959,972] [2023-08-30 12:24:06,687 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:24:06,695 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:24:06,706 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/safe021_power.opt_pso.opt.i[959,972] [2023-08-30 12:24:06,769 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:24:06,807 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:24:06,808 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:24:06,812 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:24:06,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:06 WrapperNode [2023-08-30 12:24:06,813 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:24:06,814 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:24:06,814 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:24:06,814 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:24:06,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:06" (1/1) ... [2023-08-30 12:24:06,844 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:06" (1/1) ... [2023-08-30 12:24:06,870 INFO L138 Inliner]: procedures = 176, calls = 54, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 147 [2023-08-30 12:24:06,871 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:24:06,872 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:24:06,872 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:24:06,872 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:24:06,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:06" (1/1) ... [2023-08-30 12:24:06,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:06" (1/1) ... [2023-08-30 12:24:06,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:06" (1/1) ... [2023-08-30 12:24:06,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:06" (1/1) ... [2023-08-30 12:24:06,898 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:06" (1/1) ... [2023-08-30 12:24:06,901 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:06" (1/1) ... [2023-08-30 12:24:06,909 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:06" (1/1) ... [2023-08-30 12:24:06,916 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:06" (1/1) ... [2023-08-30 12:24:06,918 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:24:06,918 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:24:06,919 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:24:06,919 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:24:06,919 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:06" (1/1) ... [2023-08-30 12:24:06,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:24:06,936 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:24:06,945 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 12:24:06,962 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 12:24:06,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:24:06,975 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:24:06,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:24:06,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:24:06,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:24:06,976 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:24:06,976 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:24:06,976 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:24:06,976 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:24:06,976 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:24:06,976 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:24:06,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:24:06,977 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:24:06,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:24:06,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:24:06,978 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 12:24:07,147 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:24:07,152 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:24:07,389 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:24:07,497 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:24:07,497 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:24:07,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:24:07 BoogieIcfgContainer [2023-08-30 12:24:07,499 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:24:07,501 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:24:07,501 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:24:07,503 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:24:07,504 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:24:06" (1/3) ... [2023-08-30 12:24:07,504 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ce0a220 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:24:07, skipping insertion in model container [2023-08-30 12:24:07,504 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:06" (2/3) ... [2023-08-30 12:24:07,505 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ce0a220 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:24:07, skipping insertion in model container [2023-08-30 12:24:07,505 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:24:07" (3/3) ... [2023-08-30 12:24:07,506 INFO L112 eAbstractionObserver]: Analyzing ICFG safe021_power.opt_pso.opt.i [2023-08-30 12:24:07,511 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:24:07,517 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:24:07,518 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 12:24:07,518 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:24:07,561 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:24:07,566 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 12:24:07,569 INFO L158 Benchmark]: Toolchain (without parser) took 1192.53ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 54.1MB in the beginning and 58.4MB in the end (delta: -4.3MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2023-08-30 12:24:07,569 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 56.6MB. Free memory is still 34.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:24:07,570 INFO L158 Benchmark]: CACSL2BoogieTranslator took 436.27ms. Allocated memory is still 77.6MB. Free memory was 53.9MB in the beginning and 50.6MB in the end (delta: 3.2MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2023-08-30 12:24:07,570 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.72ms. Allocated memory is still 77.6MB. Free memory was 50.6MB in the beginning and 47.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:24:07,571 INFO L158 Benchmark]: Boogie Preprocessor took 46.18ms. Allocated memory is still 77.6MB. Free memory was 47.8MB in the beginning and 45.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:24:07,571 INFO L158 Benchmark]: RCFGBuilder took 581.10ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 45.8MB in the beginning and 68.9MB in the end (delta: -23.1MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2023-08-30 12:24:07,572 INFO L158 Benchmark]: TraceAbstraction took 66.79ms. Allocated memory is still 94.4MB. Free memory was 67.8MB in the beginning and 58.8MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 12:24:07,574 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 56.6MB. Free memory is still 34.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 436.27ms. Allocated memory is still 77.6MB. Free memory was 53.9MB in the beginning and 50.6MB in the end (delta: 3.2MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.72ms. Allocated memory is still 77.6MB. Free memory was 50.6MB in the beginning and 47.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.18ms. Allocated memory is still 77.6MB. Free memory was 47.8MB in the beginning and 45.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 581.10ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 45.8MB in the beginning and 68.9MB in the end (delta: -23.1MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. * TraceAbstraction took 66.79ms. Allocated memory is still 94.4MB. Free memory was 67.8MB in the beginning and 58.8MB in the end (delta: 9.0MB). 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 12:24:07,596 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/safe021_power.opt_pso.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 10a668ec1ea7995e15ba3bf7e664e16993ba1d6d90153ec7cf305acc426b53b6 --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 12:24:09,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:24:09,082 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:24:09,101 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:24:09,102 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:24:09,103 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:24:09,103 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:24:09,104 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:24:09,105 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:24:09,106 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:24:09,107 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:24:09,107 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:24:09,108 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:24:09,108 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:24:09,109 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:24:09,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:24:09,110 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:24:09,111 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:24:09,112 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:24:09,113 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:24:09,114 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:24:09,115 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:24:09,128 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:24:09,130 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:24:09,138 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:24:09,143 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:24:09,143 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:24:09,144 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:24:09,145 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:24:09,146 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:24:09,146 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:24:09,148 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:24:09,149 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:24:09,150 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:24:09,151 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:24:09,151 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:24:09,152 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:24:09,152 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:24:09,152 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:24:09,153 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:24:09,153 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:24:09,154 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:24:09,175 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:24:09,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:24:09,177 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:24:09,177 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:24:09,177 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:24:09,178 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:24:09,178 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:24:09,179 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:24:09,179 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:24:09,179 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:24:09,179 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:24:09,180 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:24:09,180 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:24:09,180 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:24:09,180 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:24:09,180 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:24:09,180 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:24:09,181 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:24:09,181 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:24:09,181 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:24:09,181 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:24:09,181 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:24:09,181 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:24:09,181 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:24:09,182 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:24:09,182 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:24:09,182 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:24:09,182 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:24:09,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:24:09,182 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:24:09,182 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:24:09,183 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:24:09,183 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:24:09,183 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:24:09,183 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:24:09,183 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:24:09,183 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:24:09,184 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:24:09,184 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:24:09,184 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:24:09,184 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10a668ec1ea7995e15ba3bf7e664e16993ba1d6d90153ec7cf305acc426b53b6 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:24:09,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:24:09,444 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:24:09,446 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:24:09,447 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:24:09,448 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:24:09,448 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe021_power.opt_pso.opt.i [2023-08-30 12:24:10,408 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:24:10,606 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:24:10,607 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe021_power.opt_pso.opt.i [2023-08-30 12:24:10,614 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6813ce965/90aa0853bb6449c2bac3b082d8f11a0a/FLAG0b06f8719 [2023-08-30 12:24:10,624 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6813ce965/90aa0853bb6449c2bac3b082d8f11a0a [2023-08-30 12:24:10,627 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:24:10,628 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:24:10,629 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:24:10,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:24:10,631 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:24:10,631 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:24:10" (1/1) ... [2023-08-30 12:24:10,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41b3ceff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:10, skipping insertion in model container [2023-08-30 12:24:10,632 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:24:10" (1/1) ... [2023-08-30 12:24:10,636 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:24:10,665 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:24:10,756 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/safe021_power.opt_pso.opt.i[959,972] [2023-08-30 12:24:10,860 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:24:10,870 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:24:10,877 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/safe021_power.opt_pso.opt.i[959,972] [2023-08-30 12:24:10,920 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:24:10,940 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:24:10,941 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:24:10,945 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:24:10,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:10 WrapperNode [2023-08-30 12:24:10,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:24:10,946 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:24:10,946 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:24:10,947 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:24:10,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:10" (1/1) ... [2023-08-30 12:24:10,974 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:10" (1/1) ... [2023-08-30 12:24:11,022 INFO L138 Inliner]: procedures = 179, calls = 54, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 148 [2023-08-30 12:24:11,030 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:24:11,031 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:24:11,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:24:11,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:24:11,036 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:10" (1/1) ... [2023-08-30 12:24:11,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:10" (1/1) ... [2023-08-30 12:24:11,039 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:10" (1/1) ... [2023-08-30 12:24:11,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:10" (1/1) ... [2023-08-30 12:24:11,045 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:10" (1/1) ... [2023-08-30 12:24:11,046 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:10" (1/1) ... [2023-08-30 12:24:11,048 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:10" (1/1) ... [2023-08-30 12:24:11,049 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:10" (1/1) ... [2023-08-30 12:24:11,052 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:24:11,052 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:24:11,053 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:24:11,053 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:24:11,053 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:10" (1/1) ... [2023-08-30 12:24:11,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:24:11,070 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:24:11,079 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 12:24:11,100 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 12:24:11,103 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:24:11,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:24:11,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:24:11,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:24:11,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:24:11,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:24:11,104 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:24:11,104 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:24:11,104 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:24:11,104 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:24:11,104 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:24:11,104 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:24:11,104 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:24:11,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:24:11,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:24:11,106 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 12:24:11,251 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:24:11,257 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:24:11,503 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:24:11,702 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:24:11,703 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:24:11,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:24:11 BoogieIcfgContainer [2023-08-30 12:24:11,704 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:24:11,706 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:24:11,706 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:24:11,708 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:24:11,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:24:10" (1/3) ... [2023-08-30 12:24:11,709 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2846101a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:24:11, skipping insertion in model container [2023-08-30 12:24:11,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:24:10" (2/3) ... [2023-08-30 12:24:11,709 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2846101a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:24:11, skipping insertion in model container [2023-08-30 12:24:11,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:24:11" (3/3) ... [2023-08-30 12:24:11,710 INFO L112 eAbstractionObserver]: Analyzing ICFG safe021_power.opt_pso.opt.i [2023-08-30 12:24:11,716 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:24:11,722 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:24:11,722 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 12:24:11,722 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:24:11,769 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:24:11,773 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 12:24:11,777 INFO L158 Benchmark]: Toolchain (without parser) took 1148.81ms. Allocated memory is still 98.6MB. Free memory was 75.0MB in the beginning and 49.7MB in the end (delta: 25.3MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2023-08-30 12:24:11,778 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 69.2MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:24:11,778 INFO L158 Benchmark]: CACSL2BoogieTranslator took 316.89ms. Allocated memory is still 98.6MB. Free memory was 74.8MB in the beginning and 50.8MB in the end (delta: 23.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-08-30 12:24:11,778 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.94ms. Allocated memory is still 98.6MB. Free memory was 50.8MB in the beginning and 77.5MB in the end (delta: -26.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:24:11,779 INFO L158 Benchmark]: Boogie Preprocessor took 21.36ms. Allocated memory is still 98.6MB. Free memory was 77.5MB in the beginning and 74.9MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:24:11,780 INFO L158 Benchmark]: RCFGBuilder took 652.02ms. Allocated memory is still 98.6MB. Free memory was 74.9MB in the beginning and 62.3MB in the end (delta: 12.6MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. [2023-08-30 12:24:11,780 INFO L158 Benchmark]: TraceAbstraction took 70.42ms. Allocated memory is still 98.6MB. Free memory was 61.7MB in the beginning and 49.7MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:24:11,786 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 69.2MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 316.89ms. Allocated memory is still 98.6MB. Free memory was 74.8MB in the beginning and 50.8MB in the end (delta: 23.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.94ms. Allocated memory is still 98.6MB. Free memory was 50.8MB in the beginning and 77.5MB in the end (delta: -26.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.36ms. Allocated memory is still 98.6MB. Free memory was 77.5MB in the beginning and 74.9MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 652.02ms. Allocated memory is still 98.6MB. Free memory was 74.9MB in the beginning and 62.3MB in the end (delta: 12.6MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. * TraceAbstraction took 70.42ms. Allocated memory is still 98.6MB. Free memory was 61.7MB in the beginning and 49.7MB in the end (delta: 12.0MB). 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 12:24:11,804 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