./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe016_rmo.oepc.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe016_rmo.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ef808fc1470b7509ff56eb59d7d443a24f9bd367b94a6fd316176ae1cba1f1f6 --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 12:23:33,836 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:23:33,837 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:23:33,863 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:23:33,863 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:23:33,864 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:23:33,866 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:23:33,869 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:23:33,871 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:23:33,872 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:23:33,873 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:23:33,876 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:23:33,877 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:23:33,879 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:23:33,881 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:23:33,882 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:23:33,883 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:23:33,887 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:23:33,889 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:23:33,892 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:23:33,895 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:23:33,899 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:23:33,910 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:23:33,911 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:23:33,914 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:23:33,917 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:23:33,918 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:23:33,919 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:23:33,920 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:23:33,921 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:23:33,922 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:23:33,922 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:23:33,926 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:23:33,926 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:23:33,927 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:23:33,928 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:23:33,928 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:23:33,928 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:23:33,929 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:23:33,929 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:23:33,930 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:23:33,931 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:23:33,957 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:23:33,957 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:23:33,958 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:23:33,958 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:23:33,959 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:23:33,959 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:23:33,959 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:23:33,960 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:23:33,960 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:23:33,960 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:23:33,960 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:23:33,961 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:23:33,961 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:23:33,961 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:23:33,961 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:23:33,961 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:23:33,962 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:23:33,962 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:23:33,962 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:23:33,962 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:23:33,962 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:23:33,963 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:23:33,963 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:23:33,963 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:23:33,963 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:23:33,964 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:23:33,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:23:33,964 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:23:33,964 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:23:33,965 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:23:33,965 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:23:33,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:23:33,965 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:23:33,965 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:23:33,966 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:23:33,966 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:23:33,966 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:23:33,966 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef808fc1470b7509ff56eb59d7d443a24f9bd367b94a6fd316176ae1cba1f1f6 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:23:34,256 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:23:34,288 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:23:34,290 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:23:34,291 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:23:34,292 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:23:34,293 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe016_rmo.oepc.i [2023-08-30 12:23:35,523 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:23:35,807 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:23:35,808 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe016_rmo.oepc.i [2023-08-30 12:23:35,824 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2296558c1/3e7dfd7310744cfe98ae5aa4f13e602f/FLAG5065b668c [2023-08-30 12:23:35,836 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2296558c1/3e7dfd7310744cfe98ae5aa4f13e602f [2023-08-30 12:23:35,839 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:23:35,844 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:23:35,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:23:35,846 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:23:35,854 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:23:35,855 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:23:35" (1/1) ... [2023-08-30 12:23:35,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aff27b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:35, skipping insertion in model container [2023-08-30 12:23:35,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:23:35" (1/1) ... [2023-08-30 12:23:35,861 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:23:35,898 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:23:36,078 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/safe016_rmo.oepc.i[993,1006] [2023-08-30 12:23:36,313 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:23:36,327 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:23:36,337 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/safe016_rmo.oepc.i[993,1006] [2023-08-30 12:23:36,411 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:23:36,446 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:23:36,446 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:23:36,452 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:23:36,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:36 WrapperNode [2023-08-30 12:23:36,453 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:23:36,454 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:23:36,454 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:23:36,454 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:23:36,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:36" (1/1) ... [2023-08-30 12:23:36,488 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:36" (1/1) ... [2023-08-30 12:23:36,527 INFO L138 Inliner]: procedures = 177, calls = 85, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 188 [2023-08-30 12:23:36,527 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:23:36,529 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:23:36,529 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:23:36,529 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:23:36,536 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:36" (1/1) ... [2023-08-30 12:23:36,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:36" (1/1) ... [2023-08-30 12:23:36,550 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:36" (1/1) ... [2023-08-30 12:23:36,552 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:36" (1/1) ... [2023-08-30 12:23:36,563 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:36" (1/1) ... [2023-08-30 12:23:36,578 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:36" (1/1) ... [2023-08-30 12:23:36,580 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:36" (1/1) ... [2023-08-30 12:23:36,582 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:36" (1/1) ... [2023-08-30 12:23:36,590 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:23:36,591 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:23:36,596 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:23:36,596 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:23:36,597 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:36" (1/1) ... [2023-08-30 12:23:36,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:23:36,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:23:36,630 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 12:23:36,657 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 12:23:36,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 12:23:36,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:23:36,672 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:23:36,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:23:36,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:23:36,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:23:36,673 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:23:36,673 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:23:36,673 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:23:36,673 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:23:36,673 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:23:36,673 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:23:36,673 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 12:23:36,674 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 12:23:36,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:23:36,674 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:23:36,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:23:36,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:23:36,675 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 12:23:36,871 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:23:36,872 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:23:37,298 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:23:37,670 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:23:37,671 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:23:37,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:23:37 BoogieIcfgContainer [2023-08-30 12:23:37,673 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:23:37,675 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:23:37,675 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:23:37,678 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:23:37,678 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:23:35" (1/3) ... [2023-08-30 12:23:37,679 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70525c72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:23:37, skipping insertion in model container [2023-08-30 12:23:37,679 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:36" (2/3) ... [2023-08-30 12:23:37,679 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70525c72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:23:37, skipping insertion in model container [2023-08-30 12:23:37,680 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:23:37" (3/3) ... [2023-08-30 12:23:37,681 INFO L112 eAbstractionObserver]: Analyzing ICFG safe016_rmo.oepc.i [2023-08-30 12:23:37,688 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:23:37,697 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:23:37,697 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 12:23:37,698 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:23:37,797 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:23:37,803 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 12:23:37,808 INFO L158 Benchmark]: Toolchain (without parser) took 1963.18ms. Allocated memory was 83.9MB in the beginning and 102.8MB in the end (delta: 18.9MB). Free memory was 59.4MB in the beginning and 72.0MB in the end (delta: -12.6MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. [2023-08-30 12:23:37,809 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory is still 38.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:23:37,810 INFO L158 Benchmark]: CACSL2BoogieTranslator took 607.21ms. Allocated memory is still 83.9MB. Free memory was 59.2MB in the beginning and 56.2MB in the end (delta: 3.0MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2023-08-30 12:23:37,811 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.48ms. Allocated memory is still 83.9MB. Free memory was 56.2MB in the beginning and 53.5MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:23:37,811 INFO L158 Benchmark]: Boogie Preprocessor took 62.05ms. Allocated memory is still 83.9MB. Free memory was 53.5MB in the beginning and 51.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:23:37,812 INFO L158 Benchmark]: RCFGBuilder took 1082.01ms. Allocated memory was 83.9MB in the beginning and 102.8MB in the end (delta: 18.9MB). Free memory was 51.0MB in the beginning and 49.8MB in the end (delta: 1.2MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2023-08-30 12:23:37,813 INFO L158 Benchmark]: TraceAbstraction took 131.95ms. Allocated memory is still 102.8MB. Free memory was 49.1MB in the beginning and 72.0MB in the end (delta: -22.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:23:37,821 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory is still 38.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 607.21ms. Allocated memory is still 83.9MB. Free memory was 59.2MB in the beginning and 56.2MB in the end (delta: 3.0MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.48ms. Allocated memory is still 83.9MB. Free memory was 56.2MB in the beginning and 53.5MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.05ms. Allocated memory is still 83.9MB. Free memory was 53.5MB in the beginning and 51.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1082.01ms. Allocated memory was 83.9MB in the beginning and 102.8MB in the end (delta: 18.9MB). Free memory was 51.0MB in the beginning and 49.8MB in the end (delta: 1.2MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. * TraceAbstraction took 131.95ms. Allocated memory is still 102.8MB. Free memory was 49.1MB in the beginning and 72.0MB in the end (delta: -22.8MB). 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 12:23:37,843 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe016_rmo.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ef808fc1470b7509ff56eb59d7d443a24f9bd367b94a6fd316176ae1cba1f1f6 --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 12:23:39,741 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:23:39,744 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:23:39,785 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:23:39,786 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:23:39,789 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:23:39,791 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:23:39,793 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:23:39,795 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:23:39,801 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:23:39,802 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:23:39,804 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:23:39,805 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:23:39,807 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:23:39,808 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:23:39,812 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:23:39,812 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:23:39,814 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:23:39,815 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:23:39,821 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:23:39,831 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:23:39,833 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:23:39,834 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:23:39,835 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:23:39,840 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:23:39,840 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:23:39,841 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:23:39,842 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:23:39,843 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:23:39,844 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:23:39,844 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:23:39,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:23:39,847 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:23:39,848 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:23:39,849 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:23:39,849 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:23:39,849 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:23:39,850 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:23:39,850 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:23:39,851 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:23:39,851 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:23:39,853 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:23:39,887 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:23:39,888 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:23:39,889 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:23:39,889 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:23:39,890 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:23:39,890 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:23:39,891 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:23:39,891 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:23:39,891 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:23:39,891 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:23:39,892 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:23:39,892 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:23:39,892 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:23:39,893 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:23:39,893 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:23:39,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:23:39,893 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:23:39,893 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:23:39,894 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:23:39,894 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:23:39,894 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:23:39,894 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:23:39,894 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:23:39,895 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:23:39,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:23:39,895 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:23:39,895 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:23:39,895 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:23:39,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:23:39,896 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:23:39,896 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:23:39,896 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:23:39,897 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:23:39,897 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:23:39,897 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:23:39,897 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:23:39,897 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:23:39,898 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:23:39,898 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:23:39,898 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:23:39,898 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef808fc1470b7509ff56eb59d7d443a24f9bd367b94a6fd316176ae1cba1f1f6 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:23:40,207 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:23:40,224 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:23:40,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:23:40,228 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:23:40,228 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:23:40,230 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe016_rmo.oepc.i [2023-08-30 12:23:41,362 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:23:41,611 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:23:41,612 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe016_rmo.oepc.i [2023-08-30 12:23:41,624 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6731b4087/a6c00532430945589acac4ca6f5cf90f/FLAGa069b4395 [2023-08-30 12:23:41,639 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6731b4087/a6c00532430945589acac4ca6f5cf90f [2023-08-30 12:23:41,641 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:23:41,643 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:23:41,644 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:23:41,644 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:23:41,648 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:23:41,649 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:23:41" (1/1) ... [2023-08-30 12:23:41,650 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a07a140 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:41, skipping insertion in model container [2023-08-30 12:23:41,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:23:41" (1/1) ... [2023-08-30 12:23:41,657 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:23:41,722 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:23:41,893 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/safe016_rmo.oepc.i[993,1006] [2023-08-30 12:23:42,111 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:23:42,128 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:23:42,140 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/safe016_rmo.oepc.i[993,1006] [2023-08-30 12:23:42,179 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:23:42,208 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:23:42,209 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:23:42,214 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:23:42,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:42 WrapperNode [2023-08-30 12:23:42,215 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:23:42,216 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:23:42,216 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:23:42,216 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:23:42,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:42" (1/1) ... [2023-08-30 12:23:42,237 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:42" (1/1) ... [2023-08-30 12:23:42,258 INFO L138 Inliner]: procedures = 181, calls = 85, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 189 [2023-08-30 12:23:42,259 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:23:42,260 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:23:42,260 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:23:42,260 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:23:42,267 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:42" (1/1) ... [2023-08-30 12:23:42,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:42" (1/1) ... [2023-08-30 12:23:42,272 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:42" (1/1) ... [2023-08-30 12:23:42,272 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:42" (1/1) ... [2023-08-30 12:23:42,285 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:42" (1/1) ... [2023-08-30 12:23:42,300 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:42" (1/1) ... [2023-08-30 12:23:42,303 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:42" (1/1) ... [2023-08-30 12:23:42,304 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:42" (1/1) ... [2023-08-30 12:23:42,308 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:23:42,309 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:23:42,309 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:23:42,309 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:23:42,310 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:42" (1/1) ... [2023-08-30 12:23:42,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:23:42,334 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:23:42,366 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 12:23:42,386 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 12:23:42,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 12:23:42,412 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:23:42,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:23:42,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:23:42,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:23:42,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:23:42,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:23:42,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 12:23:42,413 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:23:42,414 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:23:42,414 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:23:42,414 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:23:42,414 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:23:42,414 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:23:42,415 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 12:23:42,415 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 12:23:42,415 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:23:42,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:23:42,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:23:42,417 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 12:23:42,626 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:23:42,629 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:23:43,050 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:23:43,348 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:23:43,348 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:23:43,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:23:43 BoogieIcfgContainer [2023-08-30 12:23:43,350 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:23:43,353 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:23:43,353 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:23:43,355 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:23:43,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:23:41" (1/3) ... [2023-08-30 12:23:43,357 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e9b5cd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:23:43, skipping insertion in model container [2023-08-30 12:23:43,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:23:42" (2/3) ... [2023-08-30 12:23:43,358 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e9b5cd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:23:43, skipping insertion in model container [2023-08-30 12:23:43,359 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:23:43" (3/3) ... [2023-08-30 12:23:43,360 INFO L112 eAbstractionObserver]: Analyzing ICFG safe016_rmo.oepc.i [2023-08-30 12:23:43,367 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:23:43,375 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:23:43,375 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 12:23:43,375 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:23:43,471 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:23:43,477 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 12:23:43,483 INFO L158 Benchmark]: Toolchain (without parser) took 1839.01ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 44.2MB in the beginning and 54.1MB in the end (delta: -9.8MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. [2023-08-30 12:23:43,483 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 56.6MB. Free memory was 34.7MB in the beginning and 34.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:23:43,484 INFO L158 Benchmark]: CACSL2BoogieTranslator took 571.55ms. Allocated memory is still 73.4MB. Free memory was 44.1MB in the beginning and 36.2MB in the end (delta: 7.9MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2023-08-30 12:23:43,485 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.05ms. Allocated memory is still 73.4MB. Free memory was 36.2MB in the beginning and 33.5MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:23:43,486 INFO L158 Benchmark]: Boogie Preprocessor took 48.96ms. Allocated memory is still 73.4MB. Free memory was 33.5MB in the beginning and 51.7MB in the end (delta: -18.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:23:43,487 INFO L158 Benchmark]: RCFGBuilder took 1041.51ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 51.7MB in the beginning and 43.1MB in the end (delta: 8.6MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2023-08-30 12:23:43,488 INFO L158 Benchmark]: TraceAbstraction took 128.43ms. Allocated memory is still 88.1MB. Free memory was 42.7MB in the beginning and 54.1MB in the end (delta: -11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:23:43,496 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 56.6MB. Free memory was 34.7MB in the beginning and 34.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 571.55ms. Allocated memory is still 73.4MB. Free memory was 44.1MB in the beginning and 36.2MB in the end (delta: 7.9MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.05ms. Allocated memory is still 73.4MB. Free memory was 36.2MB in the beginning and 33.5MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.96ms. Allocated memory is still 73.4MB. Free memory was 33.5MB in the beginning and 51.7MB in the end (delta: -18.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1041.51ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 51.7MB in the beginning and 43.1MB in the end (delta: 8.6MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. * TraceAbstraction took 128.43ms. Allocated memory is still 88.1MB. Free memory was 42.7MB in the beginning and 54.1MB in the end (delta: -11.4MB). 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 12:23:43,524 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