./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-wmm/rfi006_power.opt.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-wmm/rfi006_power.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash de3096cf2a7a81c5a5563cf2e9ae3ddf8f4cc1ab1b483fb6503759d4e39a0a81 --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 01:53:32,748 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:53:32,750 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:53:32,786 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:53:32,787 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:53:32,788 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:53:32,789 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:53:32,790 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:53:32,792 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:53:32,793 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:53:32,794 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:53:32,795 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:53:32,796 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:53:32,798 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:53:32,799 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:53:32,801 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:53:32,804 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:53:32,808 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:53:32,810 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:53:32,813 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:53:32,817 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:53:32,818 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:53:32,819 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:53:32,820 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:53:32,822 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:53:32,826 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:53:32,826 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:53:32,827 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:53:32,828 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:53:32,829 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:53:32,830 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:53:32,830 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:53:32,833 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:53:32,834 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:53:32,835 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:53:32,836 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:53:32,837 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:53:32,837 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:53:32,837 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:53:32,838 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:53:32,838 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:53:32,839 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:53:32,872 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:53:32,872 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:53:32,873 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:53:32,873 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:53:32,874 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:53:32,874 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:53:32,875 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:53:32,875 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:53:32,875 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:53:32,875 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:53:32,876 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:53:32,876 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:53:32,877 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:53:32,877 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:53:32,877 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:53:32,877 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:53:32,877 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:53:32,877 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:53:32,878 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:53:32,878 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:53:32,878 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:53:32,878 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:53:32,878 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:53:32,879 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:53:32,879 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:53:32,879 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:53:32,879 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:53:32,879 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:53:32,879 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:53:32,880 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:53:32,880 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:53:32,880 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:53:32,880 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:53:32,880 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:53:32,881 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de3096cf2a7a81c5a5563cf2e9ae3ddf8f4cc1ab1b483fb6503759d4e39a0a81 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:53:33,198 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:53:33,226 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:53:33,229 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:53:33,230 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:53:33,230 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:53:33,231 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi006_power.opt.i [2023-08-30 01:53:34,533 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:53:34,804 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:53:34,805 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi006_power.opt.i [2023-08-30 01:53:34,819 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/add83ea4c/33e5468c81d646eea9b85d793ba82707/FLAGb54f850a0 [2023-08-30 01:53:34,831 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/add83ea4c/33e5468c81d646eea9b85d793ba82707 [2023-08-30 01:53:34,834 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:53:34,835 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:53:34,836 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:53:34,836 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:53:34,839 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:53:34,840 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:53:34" (1/1) ... [2023-08-30 01:53:34,841 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@221ace43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:34, skipping insertion in model container [2023-08-30 01:53:34,841 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:53:34" (1/1) ... [2023-08-30 01:53:34,847 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:53:34,902 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:53:35,049 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/rfi006_power.opt.i[993,1006] [2023-08-30 01:53:35,290 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:53:35,302 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:53:35,317 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/rfi006_power.opt.i[993,1006] [2023-08-30 01:53:35,371 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:53:35,433 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:53:35,433 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:53:35,439 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:53:35,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:35 WrapperNode [2023-08-30 01:53:35,440 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:53:35,441 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:53:35,441 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:53:35,442 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:53:35,448 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:35" (1/1) ... [2023-08-30 01:53:35,473 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:35" (1/1) ... [2023-08-30 01:53:35,510 INFO L138 Inliner]: procedures = 176, calls = 75, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 178 [2023-08-30 01:53:35,511 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:53:35,512 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:53:35,512 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:53:35,513 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:53:35,521 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:35" (1/1) ... [2023-08-30 01:53:35,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:35" (1/1) ... [2023-08-30 01:53:35,537 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:35" (1/1) ... [2023-08-30 01:53:35,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:35" (1/1) ... [2023-08-30 01:53:35,549 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:35" (1/1) ... [2023-08-30 01:53:35,566 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:35" (1/1) ... [2023-08-30 01:53:35,569 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:35" (1/1) ... [2023-08-30 01:53:35,578 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:35" (1/1) ... [2023-08-30 01:53:35,583 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:53:35,585 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:53:35,585 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:53:35,586 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:53:35,587 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:35" (1/1) ... [2023-08-30 01:53:35,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:53:35,604 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:53:35,618 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 01:53:35,639 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 01:53:35,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 01:53:35,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:53:35,657 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:53:35,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:53:35,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:53:35,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:53:35,658 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:53:35,658 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:53:35,658 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:53:35,658 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:53:35,659 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:53:35,659 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:53:35,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:53:35,659 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:53:35,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:53:35,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:53:35,661 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 01:53:35,845 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:53:35,856 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:53:36,394 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:53:36,869 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:53:36,870 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:53:36,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:53:36 BoogieIcfgContainer [2023-08-30 01:53:36,872 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:53:36,875 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:53:36,875 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:53:36,878 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:53:36,878 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:53:34" (1/3) ... [2023-08-30 01:53:36,879 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69bdc0e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:53:36, skipping insertion in model container [2023-08-30 01:53:36,879 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:35" (2/3) ... [2023-08-30 01:53:36,879 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69bdc0e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:53:36, skipping insertion in model container [2023-08-30 01:53:36,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:53:36" (3/3) ... [2023-08-30 01:53:36,881 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi006_power.opt.i [2023-08-30 01:53:36,898 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:53:36,899 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 47 error locations. [2023-08-30 01:53:36,899 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:53:37,026 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:53:37,032 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 01:53:37,039 INFO L158 Benchmark]: Toolchain (without parser) took 2203.22ms. Allocated memory was 67.1MB in the beginning and 123.7MB in the end (delta: 56.6MB). Free memory was 32.5MB in the beginning and 53.2MB in the end (delta: -20.7MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. [2023-08-30 01:53:37,040 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 67.1MB. Free memory was 44.6MB in the beginning and 44.6MB in the end (delta: 49.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:53:37,041 INFO L158 Benchmark]: CACSL2BoogieTranslator took 604.31ms. Allocated memory was 67.1MB in the beginning and 102.8MB in the end (delta: 35.7MB). Free memory was 32.2MB in the beginning and 76.1MB in the end (delta: -44.0MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2023-08-30 01:53:37,042 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.89ms. Allocated memory is still 102.8MB. Free memory was 76.1MB in the beginning and 73.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:53:37,043 INFO L158 Benchmark]: Boogie Preprocessor took 71.15ms. Allocated memory is still 102.8MB. Free memory was 73.0MB in the beginning and 71.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:53:37,043 INFO L158 Benchmark]: RCFGBuilder took 1287.40ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 71.0MB in the beginning and 85.9MB in the end (delta: -14.9MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. [2023-08-30 01:53:37,044 INFO L158 Benchmark]: TraceAbstraction took 162.67ms. Allocated memory is still 123.7MB. Free memory was 85.0MB in the beginning and 53.2MB in the end (delta: 31.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-08-30 01:53:37,050 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 67.1MB. Free memory was 44.6MB in the beginning and 44.6MB in the end (delta: 49.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 604.31ms. Allocated memory was 67.1MB in the beginning and 102.8MB in the end (delta: 35.7MB). Free memory was 32.2MB in the beginning and 76.1MB in the end (delta: -44.0MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.89ms. Allocated memory is still 102.8MB. Free memory was 76.1MB in the beginning and 73.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.15ms. Allocated memory is still 102.8MB. Free memory was 73.0MB in the beginning and 71.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1287.40ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 71.0MB in the beginning and 85.9MB in the end (delta: -14.9MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. * TraceAbstraction took 162.67ms. Allocated memory is still 123.7MB. Free memory was 85.0MB in the beginning and 53.2MB in the end (delta: 31.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:53:37,070 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-wmm/rfi006_power.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash de3096cf2a7a81c5a5563cf2e9ae3ddf8f4cc1ab1b483fb6503759d4e39a0a81 --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 01:53:39,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:53:39,065 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:53:39,114 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:53:39,114 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:53:39,118 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:53:39,120 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:53:39,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:53:39,125 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:53:39,131 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:53:39,132 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:53:39,135 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:53:39,135 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:53:39,137 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:53:39,139 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:53:39,146 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:53:39,147 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:53:39,147 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:53:39,148 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:53:39,149 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:53:39,161 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:53:39,162 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:53:39,163 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:53:39,164 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:53:39,166 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:53:39,170 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:53:39,171 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:53:39,173 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:53:39,174 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:53:39,174 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:53:39,175 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:53:39,176 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:53:39,178 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:53:39,179 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:53:39,180 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:53:39,180 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:53:39,180 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:53:39,181 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:53:39,181 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:53:39,182 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:53:39,182 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:53:39,184 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:53:39,223 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:53:39,223 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:53:39,224 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:53:39,224 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:53:39,225 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:53:39,225 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:53:39,226 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:53:39,226 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:53:39,226 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:53:39,227 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:53:39,228 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:53:39,228 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:53:39,228 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:53:39,228 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:53:39,228 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:53:39,229 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:53:39,229 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:53:39,229 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:53:39,229 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:53:39,229 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:53:39,229 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:53:39,230 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:53:39,230 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:53:39,230 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:53:39,230 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:53:39,231 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:53:39,231 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:53:39,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:53:39,231 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:53:39,231 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:53:39,232 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:53:39,232 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:53:39,232 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:53:39,232 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:53:39,233 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:53:39,233 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:53:39,233 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:53:39,233 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de3096cf2a7a81c5a5563cf2e9ae3ddf8f4cc1ab1b483fb6503759d4e39a0a81 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:53:39,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:53:39,575 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:53:39,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:53:39,579 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:53:39,579 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:53:39,581 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi006_power.opt.i [2023-08-30 01:53:40,756 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:53:41,117 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:53:41,118 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi006_power.opt.i [2023-08-30 01:53:41,139 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1a50b877/8258494e9df4471ca482e1e234683fd6/FLAGf83e75cbf [2023-08-30 01:53:41,155 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1a50b877/8258494e9df4471ca482e1e234683fd6 [2023-08-30 01:53:41,158 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:53:41,159 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:53:41,160 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:53:41,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:53:41,163 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:53:41,164 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:53:41" (1/1) ... [2023-08-30 01:53:41,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@83706d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:41, skipping insertion in model container [2023-08-30 01:53:41,166 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:53:41" (1/1) ... [2023-08-30 01:53:41,172 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:53:41,213 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:53:41,341 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/rfi006_power.opt.i[993,1006] [2023-08-30 01:53:41,602 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:53:41,622 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:53:41,633 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/rfi006_power.opt.i[993,1006] [2023-08-30 01:53:41,742 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:53:41,779 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:53:41,779 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:53:41,785 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:53:41,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:41 WrapperNode [2023-08-30 01:53:41,786 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:53:41,787 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:53:41,787 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:53:41,788 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:53:41,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:41" (1/1) ... [2023-08-30 01:53:41,828 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:41" (1/1) ... [2023-08-30 01:53:41,864 INFO L138 Inliner]: procedures = 180, calls = 75, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 179 [2023-08-30 01:53:41,865 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:53:41,866 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:53:41,866 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:53:41,867 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:53:41,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:41" (1/1) ... [2023-08-30 01:53:41,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:41" (1/1) ... [2023-08-30 01:53:41,889 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:41" (1/1) ... [2023-08-30 01:53:41,890 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:41" (1/1) ... [2023-08-30 01:53:41,903 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:41" (1/1) ... [2023-08-30 01:53:41,918 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:41" (1/1) ... [2023-08-30 01:53:41,921 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:41" (1/1) ... [2023-08-30 01:53:41,929 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:41" (1/1) ... [2023-08-30 01:53:41,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:53:41,936 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:53:41,937 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:53:41,937 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:53:41,938 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:41" (1/1) ... [2023-08-30 01:53:41,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:53:41,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:53:41,970 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 01:53:41,991 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 01:53:42,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 01:53:42,010 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:53:42,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:53:42,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:53:42,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:53:42,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:53:42,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:53:42,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 01:53:42,011 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:53:42,011 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:53:42,011 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:53:42,012 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:53:42,012 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:53:42,012 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:53:42,012 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:53:42,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:53:42,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:53:42,014 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 01:53:42,250 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:53:42,252 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:53:42,938 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:53:43,478 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:53:43,479 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:53:43,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:53:43 BoogieIcfgContainer [2023-08-30 01:53:43,482 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:53:43,484 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:53:43,484 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:53:43,487 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:53:43,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:53:41" (1/3) ... [2023-08-30 01:53:43,488 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a6df1de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:53:43, skipping insertion in model container [2023-08-30 01:53:43,488 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:41" (2/3) ... [2023-08-30 01:53:43,489 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a6df1de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:53:43, skipping insertion in model container [2023-08-30 01:53:43,489 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:53:43" (3/3) ... [2023-08-30 01:53:43,491 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi006_power.opt.i [2023-08-30 01:53:43,509 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:53:43,509 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 47 error locations. [2023-08-30 01:53:43,509 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:53:43,686 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:53:43,692 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 01:53:43,698 INFO L158 Benchmark]: Toolchain (without parser) took 2537.54ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 60.4MB in the beginning and 65.9MB in the end (delta: -5.6MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. [2023-08-30 01:53:43,698 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 65.0MB. Free memory is still 42.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:53:43,699 INFO L158 Benchmark]: CACSL2BoogieTranslator took 626.14ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 54.9MB in the end (delta: 5.3MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2023-08-30 01:53:43,699 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.37ms. Allocated memory is still 83.9MB. Free memory was 54.5MB in the beginning and 51.9MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 01:53:43,700 INFO L158 Benchmark]: Boogie Preprocessor took 69.42ms. Allocated memory is still 83.9MB. Free memory was 51.9MB in the beginning and 49.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:53:43,701 INFO L158 Benchmark]: RCFGBuilder took 1545.76ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 49.4MB in the beginning and 72.0MB in the end (delta: -22.6MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. [2023-08-30 01:53:43,702 INFO L158 Benchmark]: TraceAbstraction took 211.90ms. Allocated memory is still 100.7MB. Free memory was 71.2MB in the beginning and 65.9MB in the end (delta: 5.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-08-30 01:53:43,706 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 65.0MB. Free memory is still 42.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 626.14ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 54.9MB in the end (delta: 5.3MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.37ms. Allocated memory is still 83.9MB. Free memory was 54.5MB in the beginning and 51.9MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.42ms. Allocated memory is still 83.9MB. Free memory was 51.9MB in the beginning and 49.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1545.76ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 49.4MB in the beginning and 72.0MB in the end (delta: -22.6MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. * TraceAbstraction took 211.90ms. Allocated memory is still 100.7MB. Free memory was 71.2MB in the beginning and 65.9MB in the end (delta: 5.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:53:43,732 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE