./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-wmm/rfi009_power.oepc.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/rfi009_power.oepc.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 14d20b200dda38e95ec4ea5c7128c00d20347c5bcda51cecce271855ce0b9ab5 --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 01:53:43,565 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:53:43,566 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:53:43,598 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:53:43,599 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:53:43,602 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:53:43,603 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:53:43,605 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:53:43,607 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:53:43,610 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:53:43,611 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:53:43,613 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:53:43,613 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:53:43,614 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:53:43,615 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:53:43,619 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:53:43,620 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:53:43,621 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:53:43,622 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:53:43,626 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:53:43,634 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:53:43,635 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:53:43,636 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:53:43,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:53:43,641 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:53:43,641 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:53:43,641 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:53:43,643 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:53:43,643 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:53:43,644 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:53:43,645 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:53:43,649 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:53:43,650 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:53:43,650 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:53:43,651 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:53:43,651 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:53:43,651 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:53:43,652 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:53:43,652 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:53:43,652 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:53:43,653 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:53:43,654 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:53:43,680 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:53:43,680 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:53:43,681 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:53:43,681 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:53:43,682 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:53:43,682 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:53:43,682 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:53:43,682 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:53:43,682 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:53:43,683 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:53:43,683 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:53:43,683 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:53:43,684 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:53:43,684 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:53:43,684 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:53:43,684 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:53:43,684 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:53:43,684 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:53:43,684 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:53:43,685 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:53:43,685 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:53:43,685 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:53:43,685 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:53:43,685 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:53:43,685 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:53:43,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:53:43,686 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:53:43,686 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:53:43,686 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:53:43,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:53:43,686 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:53:43,687 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:53:43,687 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:53:43,687 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:53:43,687 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14d20b200dda38e95ec4ea5c7128c00d20347c5bcda51cecce271855ce0b9ab5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:53:43,945 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:53:43,961 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:53:43,962 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:53:43,963 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:53:43,963 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:53:43,964 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi009_power.oepc.i [2023-08-30 01:53:44,987 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:53:45,203 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:53:45,203 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi009_power.oepc.i [2023-08-30 01:53:45,213 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc71f5054/7268033956bf421d8595c019d55d9936/FLAGa2cdbf00a [2023-08-30 01:53:45,221 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc71f5054/7268033956bf421d8595c019d55d9936 [2023-08-30 01:53:45,223 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:53:45,224 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:53:45,225 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:53:45,225 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:53:45,227 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:53:45,227 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:53:45" (1/1) ... [2023-08-30 01:53:45,228 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60db03aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:45, skipping insertion in model container [2023-08-30 01:53:45,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:53:45" (1/1) ... [2023-08-30 01:53:45,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:53:45,260 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:53:45,352 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/rfi009_power.oepc.i[994,1007] [2023-08-30 01:53:45,521 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:53:45,531 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:53:45,550 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/rfi009_power.oepc.i[994,1007] [2023-08-30 01:53:45,627 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:53:45,651 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:53:45,653 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:53:45,657 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:53:45,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:45 WrapperNode [2023-08-30 01:53:45,658 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:53:45,659 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:53:45,659 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:53:45,659 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:53:45,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:45" (1/1) ... [2023-08-30 01:53:45,692 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:45" (1/1) ... [2023-08-30 01:53:45,710 INFO L138 Inliner]: procedures = 176, calls = 75, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 138 [2023-08-30 01:53:45,710 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:53:45,711 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:53:45,711 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:53:45,711 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:53:45,717 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:45" (1/1) ... [2023-08-30 01:53:45,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:45" (1/1) ... [2023-08-30 01:53:45,728 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:45" (1/1) ... [2023-08-30 01:53:45,728 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:45" (1/1) ... [2023-08-30 01:53:45,738 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:45" (1/1) ... [2023-08-30 01:53:45,748 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:45" (1/1) ... [2023-08-30 01:53:45,749 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:45" (1/1) ... [2023-08-30 01:53:45,758 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:45" (1/1) ... [2023-08-30 01:53:45,760 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:53:45,764 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:53:45,764 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:53:45,765 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:53:45,765 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:45" (1/1) ... [2023-08-30 01:53:45,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:53:45,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:53:45,785 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 01:53:45,792 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 01:53:45,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 01:53:45,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:53:45,810 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:53:45,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:53:45,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:53:45,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:53:45,810 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:53:45,810 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:53:45,810 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:53:45,810 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:53:45,811 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:53:45,811 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:53:45,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:53:45,811 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:53:45,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:53:45,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:53:45,812 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 01:53:45,965 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:53:45,966 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:53:46,335 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:53:46,688 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:53:46,688 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:53:46,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:53:46 BoogieIcfgContainer [2023-08-30 01:53:46,690 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:53:46,691 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:53:46,691 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:53:46,693 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:53:46,694 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:53:45" (1/3) ... [2023-08-30 01:53:46,694 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ef2baae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:53:46, skipping insertion in model container [2023-08-30 01:53:46,695 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:45" (2/3) ... [2023-08-30 01:53:46,695 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ef2baae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:53:46, skipping insertion in model container [2023-08-30 01:53:46,695 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:53:46" (3/3) ... [2023-08-30 01:53:46,696 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi009_power.oepc.i [2023-08-30 01:53:46,708 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:53:46,709 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 48 error locations. [2023-08-30 01:53:46,709 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:53:46,820 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:53:46,824 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 01:53:46,829 INFO L158 Benchmark]: Toolchain (without parser) took 1604.45ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 54.0MB in the beginning and 39.1MB in the end (delta: 14.9MB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. [2023-08-30 01:53:46,830 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 58.7MB. Free memory was 36.4MB in the beginning and 36.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:53:46,830 INFO L158 Benchmark]: CACSL2BoogieTranslator took 433.20ms. Allocated memory is still 77.6MB. Free memory was 53.7MB in the beginning and 47.6MB in the end (delta: 6.1MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2023-08-30 01:53:46,831 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.83ms. Allocated memory is still 77.6MB. Free memory was 47.6MB in the beginning and 44.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:53:46,831 INFO L158 Benchmark]: Boogie Preprocessor took 52.35ms. Allocated memory is still 77.6MB. Free memory was 44.9MB in the beginning and 42.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:53:46,832 INFO L158 Benchmark]: RCFGBuilder took 926.07ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 42.5MB in the beginning and 43.5MB in the end (delta: -1.0MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2023-08-30 01:53:46,833 INFO L158 Benchmark]: TraceAbstraction took 136.45ms. Allocated memory is still 94.4MB. Free memory was 42.9MB in the beginning and 39.1MB in the end (delta: 3.8MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2023-08-30 01:53:46,838 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 58.7MB. Free memory was 36.4MB in the beginning and 36.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 433.20ms. Allocated memory is still 77.6MB. Free memory was 53.7MB in the beginning and 47.6MB in the end (delta: 6.1MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.83ms. Allocated memory is still 77.6MB. Free memory was 47.6MB in the beginning and 44.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.35ms. Allocated memory is still 77.6MB. Free memory was 44.9MB in the beginning and 42.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 926.07ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 42.5MB in the beginning and 43.5MB in the end (delta: -1.0MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. * TraceAbstraction took 136.45ms. Allocated memory is still 94.4MB. Free memory was 42.9MB in the beginning and 39.1MB in the end (delta: 3.8MB). Peak memory consumption was 12.0MB. 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 01:53:46,856 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/pthread-wmm/rfi009_power.oepc.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 14d20b200dda38e95ec4ea5c7128c00d20347c5bcda51cecce271855ce0b9ab5 --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 01:53:48,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:53:48,400 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:53:48,419 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:53:48,423 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:53:48,423 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:53:48,425 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:53:48,427 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:53:48,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:53:48,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:53:48,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:53:48,432 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:53:48,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:53:48,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:53:48,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:53:48,436 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:53:48,437 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:53:48,440 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:53:48,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:53:48,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:53:48,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:53:48,452 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:53:48,452 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:53:48,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:53:48,455 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:53:48,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:53:48,458 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:53:48,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:53:48,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:53:48,461 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:53:48,461 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:53:48,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:53:48,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:53:48,463 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:53:48,464 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:53:48,465 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:53:48,465 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:53:48,465 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:53:48,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:53:48,466 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:53:48,466 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:53:48,467 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:53:48,489 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:53:48,489 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:53:48,490 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:53:48,490 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:53:48,491 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:53:48,491 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:53:48,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:53:48,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:53:48,492 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:53:48,492 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:53:48,493 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:53:48,493 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:53:48,493 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:53:48,493 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:53:48,493 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:53:48,494 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:53:48,494 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:53:48,494 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:53:48,494 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:53:48,494 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:53:48,494 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:53:48,494 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:53:48,495 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:53:48,495 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:53:48,495 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:53:48,495 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:53:48,495 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:53:48,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:53:48,496 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:53:48,496 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:53:48,496 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:53:48,496 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:53:48,496 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:53:48,496 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:53:48,497 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:53:48,497 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:53:48,497 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:53:48,497 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14d20b200dda38e95ec4ea5c7128c00d20347c5bcda51cecce271855ce0b9ab5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:53:48,717 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:53:48,729 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:53:48,730 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:53:48,731 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:53:48,731 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:53:48,732 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi009_power.oepc.i [2023-08-30 01:53:49,687 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:53:49,901 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:53:49,901 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi009_power.oepc.i [2023-08-30 01:53:49,911 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff57ff93c/a22708efcb2b4222b3a2e9fced8fa92d/FLAG068cda81e [2023-08-30 01:53:49,921 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff57ff93c/a22708efcb2b4222b3a2e9fced8fa92d [2023-08-30 01:53:49,923 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:53:49,924 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:53:49,925 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:53:49,925 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:53:49,929 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:53:49,929 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:53:49" (1/1) ... [2023-08-30 01:53:49,930 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69e0af5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:49, skipping insertion in model container [2023-08-30 01:53:49,930 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:53:49" (1/1) ... [2023-08-30 01:53:49,934 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:53:49,968 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:53:50,080 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/rfi009_power.oepc.i[994,1007] [2023-08-30 01:53:50,240 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:53:50,254 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:53:50,273 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/rfi009_power.oepc.i[994,1007] [2023-08-30 01:53:50,324 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:53:50,358 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:53:50,359 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 01:53:50,363 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:53:50,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:50 WrapperNode [2023-08-30 01:53:50,364 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:53:50,365 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:53:50,365 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:53:50,365 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:53:50,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:50" (1/1) ... [2023-08-30 01:53:50,397 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:50" (1/1) ... [2023-08-30 01:53:50,423 INFO L138 Inliner]: procedures = 180, calls = 75, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 139 [2023-08-30 01:53:50,423 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:53:50,424 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:53:50,424 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:53:50,424 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:53:50,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:50" (1/1) ... [2023-08-30 01:53:50,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:50" (1/1) ... [2023-08-30 01:53:50,442 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:50" (1/1) ... [2023-08-30 01:53:50,443 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:50" (1/1) ... [2023-08-30 01:53:50,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:50" (1/1) ... [2023-08-30 01:53:50,457 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:50" (1/1) ... [2023-08-30 01:53:50,459 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:50" (1/1) ... [2023-08-30 01:53:50,460 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:50" (1/1) ... [2023-08-30 01:53:50,463 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:53:50,464 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:53:50,464 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:53:50,464 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:53:50,464 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:50" (1/1) ... [2023-08-30 01:53:50,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:53:50,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:53:50,493 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 01:53:50,509 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 01:53:50,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 01:53:50,518 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 01:53:50,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:53:50,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:53:50,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:53:50,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:53:50,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 01:53:50,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 01:53:50,520 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 01:53:50,520 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 01:53:50,520 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 01:53:50,520 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 01:53:50,520 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 01:53:50,520 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 01:53:50,520 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 01:53:50,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:53:50,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:53:50,522 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 01:53:50,669 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:53:50,670 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:53:51,183 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:53:51,547 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:53:51,548 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:53:51,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:53:51 BoogieIcfgContainer [2023-08-30 01:53:51,550 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:53:51,551 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:53:51,551 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:53:51,553 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:53:51,553 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:53:49" (1/3) ... [2023-08-30 01:53:51,554 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40eaab8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:53:51, skipping insertion in model container [2023-08-30 01:53:51,554 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:53:50" (2/3) ... [2023-08-30 01:53:51,555 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40eaab8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:53:51, skipping insertion in model container [2023-08-30 01:53:51,555 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:53:51" (3/3) ... [2023-08-30 01:53:51,556 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi009_power.oepc.i [2023-08-30 01:53:51,567 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:53:51,567 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 48 error locations. [2023-08-30 01:53:51,568 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:53:51,680 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:53:51,684 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 01:53:51,688 INFO L158 Benchmark]: Toolchain (without parser) took 1763.22ms. Allocated memory was 73.4MB in the beginning and 107.0MB in the end (delta: 33.6MB). Free memory was 49.2MB in the beginning and 61.4MB in the end (delta: -12.2MB). Peak memory consumption was 49.0MB. Max. memory is 16.1GB. [2023-08-30 01:53:51,688 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 56.6MB. Free memory is still 34.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:53:51,688 INFO L158 Benchmark]: CACSL2BoogieTranslator took 439.55ms. Allocated memory is still 73.4MB. Free memory was 49.0MB in the beginning and 42.1MB in the end (delta: 6.8MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2023-08-30 01:53:51,689 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.61ms. Allocated memory is still 73.4MB. Free memory was 42.1MB in the beginning and 39.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:53:51,689 INFO L158 Benchmark]: Boogie Preprocessor took 39.21ms. Allocated memory is still 73.4MB. Free memory was 39.7MB in the beginning and 36.9MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 01:53:51,689 INFO L158 Benchmark]: RCFGBuilder took 1086.18ms. Allocated memory was 73.4MB in the beginning and 107.0MB in the end (delta: 33.6MB). Free memory was 36.9MB in the beginning and 67.8MB in the end (delta: -30.8MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2023-08-30 01:53:51,690 INFO L158 Benchmark]: TraceAbstraction took 135.46ms. Allocated memory is still 107.0MB. Free memory was 67.0MB in the beginning and 61.4MB in the end (delta: 5.6MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-08-30 01:53:51,692 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 56.6MB. Free memory is still 34.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 439.55ms. Allocated memory is still 73.4MB. Free memory was 49.0MB in the beginning and 42.1MB in the end (delta: 6.8MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.61ms. Allocated memory is still 73.4MB. Free memory was 42.1MB in the beginning and 39.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.21ms. Allocated memory is still 73.4MB. Free memory was 39.7MB in the beginning and 36.9MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1086.18ms. Allocated memory was 73.4MB in the beginning and 107.0MB in the end (delta: 33.6MB). Free memory was 36.9MB in the beginning and 67.8MB in the end (delta: -30.8MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. * TraceAbstraction took 135.46ms. Allocated memory is still 107.0MB. Free memory was 67.0MB in the beginning and 61.4MB in the end (delta: 5.6MB). 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 01:53:51,706 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