./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix050.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix050.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a3c87384db48703a1f350b065ac4130898667537456cdd449d5c78c22c9ba26d --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 12:21:01,429 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:21:01,430 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:21:01,460 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:21:01,460 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:21:01,462 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:21:01,464 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:21:01,466 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:21:01,467 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:21:01,471 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:21:01,471 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:21:01,473 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:21:01,473 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:21:01,475 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:21:01,476 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:21:01,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:21:01,481 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:21:01,482 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:21:01,484 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:21:01,488 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:21:01,490 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:21:01,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:21:01,491 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:21:01,491 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:21:01,509 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:21:01,510 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:21:01,510 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:21:01,511 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:21:01,512 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:21:01,512 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:21:01,513 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:21:01,514 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:21:01,515 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:21:01,516 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:21:01,518 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:21:01,518 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:21:01,518 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:21:01,518 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:21:01,519 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:21:01,519 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:21:01,520 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:21:01,521 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:21:01,541 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:21:01,541 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:21:01,542 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:21:01,542 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:21:01,543 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:21:01,543 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:21:01,543 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:21:01,544 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:21:01,544 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:21:01,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:21:01,544 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:21:01,545 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:21:01,545 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:21:01,545 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:21:01,545 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:21:01,545 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:21:01,545 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:21:01,545 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:21:01,546 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:21:01,546 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:21:01,546 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:21:01,546 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:21:01,546 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:21:01,546 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:21:01,546 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:21:01,546 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:21:01,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:21:01,547 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:21:01,547 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:21:01,547 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:21:01,547 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:21:01,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:21:01,548 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:21:01,548 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:21:01,548 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:21:01,548 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:21:01,548 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:21:01,548 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a3c87384db48703a1f350b065ac4130898667537456cdd449d5c78c22c9ba26d Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:21:01,791 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:21:01,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:21:01,806 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:21:01,807 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:21:01,807 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:21:01,808 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix050.i [2023-08-30 12:21:02,778 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:21:03,077 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:21:03,083 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix050.i [2023-08-30 12:21:03,097 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccb16218b/977e9830ed13467db06bd1a129459e9c/FLAGb16c452d6 [2023-08-30 12:21:03,370 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccb16218b/977e9830ed13467db06bd1a129459e9c [2023-08-30 12:21:03,372 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:21:03,373 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:21:03,376 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:21:03,376 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:21:03,378 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:21:03,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:21:03" (1/1) ... [2023-08-30 12:21:03,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63d52300 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:03, skipping insertion in model container [2023-08-30 12:21:03,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:21:03" (1/1) ... [2023-08-30 12:21:03,385 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:21:03,418 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:21:03,501 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/mix050.i[940,953] [2023-08-30 12:21:03,662 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:21:03,671 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:21:03,678 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/mix050.i[940,953] [2023-08-30 12:21:03,728 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:21:03,767 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:21:03,767 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:21:03,771 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:21:03,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:03 WrapperNode [2023-08-30 12:21:03,772 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:21:03,773 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:21:03,773 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:21:03,773 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:21:03,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:03" (1/1) ... [2023-08-30 12:21:03,820 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:03" (1/1) ... [2023-08-30 12:21:03,840 INFO L138 Inliner]: procedures = 177, calls = 67, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 147 [2023-08-30 12:21:03,841 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:21:03,842 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:21:03,842 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:21:03,842 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:21:03,848 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:03" (1/1) ... [2023-08-30 12:21:03,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:03" (1/1) ... [2023-08-30 12:21:03,858 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:03" (1/1) ... [2023-08-30 12:21:03,858 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:03" (1/1) ... [2023-08-30 12:21:03,867 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:03" (1/1) ... [2023-08-30 12:21:03,874 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:03" (1/1) ... [2023-08-30 12:21:03,875 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:03" (1/1) ... [2023-08-30 12:21:03,881 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:03" (1/1) ... [2023-08-30 12:21:03,883 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:21:03,884 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:21:03,884 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:21:03,885 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:21:03,885 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:03" (1/1) ... [2023-08-30 12:21:03,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:21:03,896 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:21:03,905 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 12:21:03,935 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 12:21:03,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:21:03,941 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:21:03,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:21:03,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:21:03,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:21:03,942 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:21:03,942 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:21:03,942 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:21:03,942 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:21:03,942 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:21:03,942 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:21:03,943 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 12:21:03,943 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 12:21:03,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:21:03,943 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:21:03,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:21:03,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:21:03,944 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 12:21:04,059 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:21:04,060 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:21:04,315 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:21:04,427 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:21:04,427 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:21:04,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:21:04 BoogieIcfgContainer [2023-08-30 12:21:04,429 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:21:04,431 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:21:04,431 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:21:04,436 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:21:04,437 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:21:03" (1/3) ... [2023-08-30 12:21:04,437 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bd274dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:21:04, skipping insertion in model container [2023-08-30 12:21:04,437 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:03" (2/3) ... [2023-08-30 12:21:04,438 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bd274dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:21:04, skipping insertion in model container [2023-08-30 12:21:04,438 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:21:04" (3/3) ... [2023-08-30 12:21:04,439 INFO L112 eAbstractionObserver]: Analyzing ICFG mix050.i [2023-08-30 12:21:04,446 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:21:04,453 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:21:04,453 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 12:21:04,454 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:21:04,516 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:21:04,523 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 12:21:04,527 INFO L158 Benchmark]: Toolchain (without parser) took 1153.66ms. Allocated memory was 79.7MB in the beginning and 113.2MB in the end (delta: 33.6MB). Free memory was 56.3MB in the beginning and 58.5MB in the end (delta: -2.3MB). Peak memory consumption was 34.1MB. Max. memory is 16.1GB. [2023-08-30 12:21:04,528 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 79.7MB. Free memory was 57.8MB in the beginning and 57.7MB in the end (delta: 73.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:21:04,529 INFO L158 Benchmark]: CACSL2BoogieTranslator took 396.38ms. Allocated memory is still 79.7MB. Free memory was 56.1MB in the beginning and 56.0MB in the end (delta: 65.6kB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2023-08-30 12:21:04,529 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.93ms. Allocated memory is still 79.7MB. Free memory was 56.0MB in the beginning and 53.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:21:04,530 INFO L158 Benchmark]: Boogie Preprocessor took 41.55ms. Allocated memory is still 79.7MB. Free memory was 53.3MB in the beginning and 51.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:21:04,530 INFO L158 Benchmark]: RCFGBuilder took 545.36ms. Allocated memory was 79.7MB in the beginning and 113.2MB in the end (delta: 33.6MB). Free memory was 51.2MB in the beginning and 70.5MB in the end (delta: -19.3MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2023-08-30 12:21:04,531 INFO L158 Benchmark]: TraceAbstraction took 95.33ms. Allocated memory is still 113.2MB. Free memory was 70.2MB in the beginning and 58.5MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:21:04,537 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 79.7MB. Free memory was 57.8MB in the beginning and 57.7MB in the end (delta: 73.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 396.38ms. Allocated memory is still 79.7MB. Free memory was 56.1MB in the beginning and 56.0MB in the end (delta: 65.6kB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.93ms. Allocated memory is still 79.7MB. Free memory was 56.0MB in the beginning and 53.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.55ms. Allocated memory is still 79.7MB. Free memory was 53.3MB in the beginning and 51.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 545.36ms. Allocated memory was 79.7MB in the beginning and 113.2MB in the end (delta: 33.6MB). Free memory was 51.2MB in the beginning and 70.5MB in the end (delta: -19.3MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. * TraceAbstraction took 95.33ms. Allocated memory is still 113.2MB. Free memory was 70.2MB in the beginning and 58.5MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:21:04,562 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix050.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a3c87384db48703a1f350b065ac4130898667537456cdd449d5c78c22c9ba26d --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 12:21:06,134 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:21:06,136 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:21:06,171 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:21:06,174 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:21:06,181 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:21:06,183 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:21:06,186 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:21:06,188 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:21:06,192 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:21:06,193 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:21:06,195 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:21:06,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:21:06,197 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:21:06,198 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:21:06,199 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:21:06,202 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:21:06,203 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:21:06,205 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:21:06,206 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:21:06,209 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:21:06,213 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:21:06,213 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:21:06,214 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:21:06,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:21:06,217 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:21:06,218 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:21:06,218 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:21:06,219 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:21:06,220 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:21:06,220 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:21:06,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:21:06,221 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:21:06,222 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:21:06,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:21:06,223 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:21:06,224 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:21:06,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:21:06,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:21:06,225 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:21:06,225 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:21:06,226 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:21:06,249 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:21:06,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:21:06,250 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:21:06,250 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:21:06,251 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:21:06,251 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:21:06,251 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:21:06,251 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:21:06,251 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:21:06,252 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:21:06,252 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:21:06,252 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:21:06,253 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:21:06,253 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:21:06,253 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:21:06,253 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:21:06,253 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:21:06,253 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:21:06,253 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:21:06,254 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:21:06,254 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:21:06,254 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:21:06,254 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:21:06,254 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:21:06,254 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:21:06,254 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:21:06,255 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:21:06,255 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:21:06,255 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:21:06,255 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:21:06,255 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:21:06,255 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:21:06,255 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:21:06,256 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:21:06,256 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:21:06,256 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:21:06,256 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:21:06,256 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:21:06,256 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:21:06,256 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:21:06,257 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a3c87384db48703a1f350b065ac4130898667537456cdd449d5c78c22c9ba26d Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:21:06,613 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:21:06,637 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:21:06,639 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:21:06,640 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:21:06,640 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:21:06,641 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix050.i [2023-08-30 12:21:07,674 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:21:07,921 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:21:07,924 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix050.i [2023-08-30 12:21:07,937 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e037af633/ea3cb0979549411dae25ff378e418ddf/FLAGb25b5453a [2023-08-30 12:21:07,947 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e037af633/ea3cb0979549411dae25ff378e418ddf [2023-08-30 12:21:07,949 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:21:07,950 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:21:07,952 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:21:07,952 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:21:07,954 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:21:07,955 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:21:07" (1/1) ... [2023-08-30 12:21:07,956 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b56d5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:07, skipping insertion in model container [2023-08-30 12:21:07,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:21:07" (1/1) ... [2023-08-30 12:21:07,960 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:21:07,996 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:21:08,137 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/mix050.i[940,953] [2023-08-30 12:21:08,328 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:21:08,344 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:21:08,379 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/mix050.i[940,953] [2023-08-30 12:21:08,432 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:21:08,463 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:21:08,464 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:21:08,468 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:21:08,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:08 WrapperNode [2023-08-30 12:21:08,469 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:21:08,469 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:21:08,469 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:21:08,470 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:21:08,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:08" (1/1) ... [2023-08-30 12:21:08,485 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:08" (1/1) ... [2023-08-30 12:21:08,500 INFO L138 Inliner]: procedures = 180, calls = 67, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 148 [2023-08-30 12:21:08,500 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:21:08,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:21:08,501 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:21:08,501 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:21:08,506 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:08" (1/1) ... [2023-08-30 12:21:08,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:08" (1/1) ... [2023-08-30 12:21:08,509 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:08" (1/1) ... [2023-08-30 12:21:08,510 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:08" (1/1) ... [2023-08-30 12:21:08,518 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:08" (1/1) ... [2023-08-30 12:21:08,519 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:08" (1/1) ... [2023-08-30 12:21:08,521 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:08" (1/1) ... [2023-08-30 12:21:08,522 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:08" (1/1) ... [2023-08-30 12:21:08,525 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:21:08,525 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:21:08,525 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:21:08,526 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:21:08,526 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:08" (1/1) ... [2023-08-30 12:21:08,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:21:08,537 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:21:08,545 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 12:21:08,565 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 12:21:08,568 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:21:08,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:21:08,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:21:08,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:21:08,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:21:08,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:21:08,568 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:21:08,569 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:21:08,569 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:21:08,569 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:21:08,569 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-30 12:21:08,569 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-30 12:21:08,569 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-30 12:21:08,569 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-30 12:21:08,570 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:21:08,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:21:08,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:21:08,571 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 12:21:08,667 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:21:08,668 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:21:09,011 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:21:09,163 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:21:09,164 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:21:09,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:21:09 BoogieIcfgContainer [2023-08-30 12:21:09,165 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:21:09,167 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:21:09,168 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:21:09,170 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:21:09,170 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:21:07" (1/3) ... [2023-08-30 12:21:09,170 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14263f79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:21:09, skipping insertion in model container [2023-08-30 12:21:09,171 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:21:08" (2/3) ... [2023-08-30 12:21:09,171 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14263f79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:21:09, skipping insertion in model container [2023-08-30 12:21:09,173 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:21:09" (3/3) ... [2023-08-30 12:21:09,173 INFO L112 eAbstractionObserver]: Analyzing ICFG mix050.i [2023-08-30 12:21:09,178 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:21:09,184 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:21:09,184 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 12:21:09,184 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:21:09,242 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:21:09,246 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 12:21:09,251 INFO L158 Benchmark]: Toolchain (without parser) took 1299.61ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 46.5MB in the beginning and 54.5MB in the end (delta: -8.0MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2023-08-30 12:21:09,251 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 71.3MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:21:09,251 INFO L158 Benchmark]: CACSL2BoogieTranslator took 516.95ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 46.3MB in the beginning and 65.5MB in the end (delta: -19.2MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2023-08-30 12:21:09,252 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.92ms. Allocated memory is still 96.5MB. Free memory was 65.5MB in the beginning and 63.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:21:09,252 INFO L158 Benchmark]: Boogie Preprocessor took 24.20ms. Allocated memory is still 96.5MB. Free memory was 63.0MB in the beginning and 60.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:21:09,253 INFO L158 Benchmark]: RCFGBuilder took 640.08ms. Allocated memory is still 96.5MB. Free memory was 60.5MB in the beginning and 69.2MB in the end (delta: -8.7MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2023-08-30 12:21:09,254 INFO L158 Benchmark]: TraceAbstraction took 81.93ms. Allocated memory is still 96.5MB. Free memory was 68.6MB in the beginning and 54.5MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 12:21:09,260 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 71.3MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 516.95ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 46.3MB in the beginning and 65.5MB in the end (delta: -19.2MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.92ms. Allocated memory is still 96.5MB. Free memory was 65.5MB in the beginning and 63.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.20ms. Allocated memory is still 96.5MB. Free memory was 63.0MB in the beginning and 60.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 640.08ms. Allocated memory is still 96.5MB. Free memory was 60.5MB in the beginning and 69.2MB in the end (delta: -8.7MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. * TraceAbstraction took 81.93ms. Allocated memory is still 96.5MB. Free memory was 68.6MB in the beginning and 54.5MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:21:09,291 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